WoRMS

WoRMS taxon details

Cardiidae Lamarck, 1809

AphiaID

229 (urn:lsid:marinespecies.org:taxname:229)

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accepted

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Parent

Cardioidea Lamarck, 1809

Original name

Cardiidae Lamarck, 1809

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Subfamily Cardiinae Lamarck, 1809
1. Genus Bucardium J. E. Gray, 1853
  1. Species Bucardium bazini (Deshayes, 1858) †
  2. Species Bucardium burdigalinum (Lamarck, 1819) †
  3. Species Bucardium grateloupianum La Perna, 2016 †
  4. Species Bucardium ringens (Bruguière, 1789)
  5. Species Bucardium subfragile (A. d'Orbigny, 1850) †
  6. Subgenus Bucardium (Europicardium) S. V. Popov, 1977 accepted as Europicardium S. V. Popov, 1977 (unaccepted > superseded rank, original rank)
2. Genus Cardium Linnaeus, 1758
  1. Species Cardium agdschakendense Bobkova, 1956 †
  2. Species Cardium austeni d'Archiac & Haime, 1854 †
  3. Species Cardium bivirgatum Wanner & Hahn, 1935 †
  4. Species Cardium brongniarti d'Archiac, 1854 †
  5. Species Cardium bunburyi d'Archiac & Haime, 1854 †
  6. Species Cardium costatum Linnaeus, 1758
  7. Species Cardium deplanatum O. Boettger, 1875 †
  8. Species Cardium dimidiatum Bobkova, 1956 † (accepted > unreplaced junior homonym, junior homonym of Cardium dimidiatum Goldfuss, 1841)
  9. Species Cardium eduliforme O. Boettger, 1875 †
  10. Species Cardium egregium Yokoyama, 1926 †
  11. Species Cardium gulistanense Bobkova, 1956 †
  12. Species Cardium halaense d'Archiac & Haime, 1854 †
  13. Species Cardium hoernesianum M. Hörnes, 1861 †
  14. Species Cardium horneri d'Archiac & Haime, 1854 †
  15. Species Cardium jacquemonti d'Archiac & Haime, 1854 †
  16. Species Cardium lamaeforme d'Archiac & Haime, 1854 †
  17. Species Cardium martini O. Boettger, 1880 †
  18. Species Cardium maxicostatum ter Poorten, 2007
  19. Species Cardium parvulum K. Martin, 1879 † (accepted > unreplaced junior homonym)
  20. Species Cardium perobliquum K. Martin, 1883 †
  21. Species Cardium picteti d'Archiac & Haime, 1854 †
  22. Species Cardium salteri d'Archiac & Haime, 1854 †
  23. Species Cardium sharpei d'Archiac & Haime, 1854 †
  24. Species Cardium subalternatum H. M. Jenkins, 1864 †
  25. Species Cardium subfragile O. Boettger, 1875 †
  26. Species Cardium taurinum Michelotti, 1870 †
  27. Species Cardium tokunagai Yokoyama, 1922 †
  28. Species Cardium tokyoensis Tokunaga, 1906 †
  29. Species Cardium transcaucasicum Bobkova, 1949 †
  30. Species Cardium verbeeki K. Martin, 1879 †
  31. Subgenus Cardium (Acanthocardia) J. E. Gray, 1851 accepted as Acanthocardia J. E. Gray, 1851 (unaccepted > superseded rank)
    1. Species Cardium (Acanthocardia) barrandei Mayer-Eymar, 1900 † accepted as Acanthocardia turonica (Mayer, 1861) † (unaccepted > junior subjective synonym)
      1. Subspecies Cardium (Acanthocardia) barrandei schafferi Kautsky, 1925 † accepted as Acanthocardia turonica (Mayer, 1861) † (unaccepted > junior subjective synonym)
    2. Species Cardium (Acanthocardia) cancellatum Nomura, 1933 † accepted as Frigidocardium nomurai (Kuroda & T. Habe, 1951) † (invalid: junior homonym of Cardium cancellatum Gmelin, 1791; C. nomurai is a replacement name)
    3. Species Cardium (Acanthocardia) centumpanium Andrusov, 1911 † accepted as Acanthocardia centumpania (Andrusov, 1911) †
    4. Species Cardium (Acanthocardia) cheribonense Oostingh, 1935 † accepted as Vepricardium cheribonense (Oostingh, 1935) † (unaccepted > superseded combination)
    5. Species Cardium (Acanthocardia) denticostulatum Beets, 1941 † accepted as Acanthocardia denticostulata (Beets, 1941) †
    6. Species Cardium (Acanthocardia) exochum Melvill, 1907 accepted as Afrocardium exochum (Melvill, 1907) (unaccepted > superseded combination)
    7. Species Cardium (Acanthocardia) impar Zhizhchenko, 1936 † accepted as Acanthocardia centumpania (Andrusov, 1911) † (unaccepted > junior subjective synonym)
    8. Species Cardium (Acanthocardia) omanense Melvill, 1907 accepted as Papillicardium omanense (Melvill, 1907) (unaccepted > superseded combination)
    9. Species Cardium (Acanthocardia) praechinatum Hilber, 1882 † accepted as Acanthocardia praechinata (Hilber, 1882) †
    10. Species Cardium (Acanthocardia) serrula L. R. Cox, 1927 † accepted as Cardium burnupi G. B. Sowerby III, 1897 (unaccepted > junior subjective synonym)
    11. Species Cardium (Acanthocardia) vidali Cossmann & Peyrot, 1912 † accepted as Acanthocardia vidali (Cossmann & Peyrot, 1912) † (unaccepted > superseded rank)
      1. Subspecies Cardium (Acanthocardia) vidali ritzingense Sieber, 1956 † accepted as Acanthocardia ritzingense (Sieber, 1956) † (unaccepted > superseded rank)
  32. Subgenus Cardium (Acanthocardium) Römer, 1868 accepted as Acanthocardia J. E. Gray, 1851 (unaccepted > junior objective synonym)
    1. Species Cardium (Acanthocardium) echinatum Linnaeus, 1758 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > superseded combination)
      1. Subspecies Cardium (Acanthocardium) echinatum adriaticum Coen, 1941 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    2. Species Cardium (Acanthocardium) mucronatum Poli, 1791 accepted as Acanthocardia echinata (Linnaeus, 1758)
      1. Subspecies Cardium (Acanthocardium) mucronatum hirtissimum Coen, 1941 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
      2. Subspecies Cardium (Acanthocardium) mucronatum submuticum Coen, 1941 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    3. Species Cardium (Acanthocardium) novum Coen, 1941 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  33. Subgenus Cardium (Adacna) Eichwald, 1838 accepted as Adacna Eichwald, 1838 (unaccepted > superseded rank)
    1. Species Cardium (Adacna) boeckhi Halaváts, 1882 † accepted as Lymnocardium boeckhi (Halaváts, 1882) † (unaccepted > superseded combination)
    2. Species Cardium (Adacna) hofmanni Halaváts, 1882 † accepted as Lymnocardium hofmanni (Halaváts, 1882) † (unaccepted > superseded combination)
    3. Species Cardium (Adacna) pseudosuessi Halaváts, 1886 † accepted as Lymnocardium carnuntinum (M. Hörnes, 1861) † (unaccepted > junior subjective synonym)
    4. Species Cardium (Adacna) purocostatum Halaváts, 1886 † accepted as Lymnocardium purocostatum (Halaváts, 1886) † (unaccepted > superseded combination)
    5. Species Cardium (Adacna) rothi Halaváts, 1886 † accepted as Lymnocardium rothi (Halaváts, 1886) † (unaccepted > superseded combination)
    6. Species Cardium (Adacna) semseyi Halaváts, 1892 † accepted as Lymnocardium (Budmania) cristagalli (L. Róth, 1878) † (unaccepted > junior subjective synonym)
    7. Species Cardium (Adacna) tegulatum Halaváts, 1886 † accepted as Lymnocardium tegulatum (Halaváts, 1886) † (unaccepted > superseded combination)
    8. Species Cardium (Adacna) triangulatocostatum Halaváts, 1882 † accepted as Lymnocardium triangulatocostatum (Halaváts, 1882) † (unaccepted > superseded combination)
    9. Species Cardium (Adacna) winkleri Halaváts, 1882 † accepted as Lymnocardium winkleri (Halaváts, 1882) † (unaccepted > superseded combination)
  34. Subgenus Cardium (Americardia) R. B. Stewart, 1930 accepted as Americardia R. B. Stewart, 1930 (unaccepted > superseded rank)
    1. Species Cardium (Americardia) stewarti Olsson, 1932 † (uncertain > unassessed)
  35. Subgenus Cardium (Amphicardium) E. von Martens, 1880 accepted as Lyrocardium Meek, 1876 (unaccepted > junior objective synonym)
  36. Subgenus Cardium (Archicardium) F. Sandberger, 1863 accepted as Acanthocardia J. E. Gray, 1851 (unaccepted > junior subjective synonym)
  37. Subgenus Cardium (Avicardium) V. P. Kolesnikov, 1950 † accepted as Avicardium V. P. Kolesnikov, 1950 † (unaccepted > superseded rank)
    1. Species Cardium (Avicardium) latschinjani K. A. Ali-Zade, 1954 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
    2. Species Cardium (Avicardium) transcaspicum (Andrusov, 1902) † accepted as Avicula transcaspica Andrusov, 1902 †
    3. Species Cardium (Avicardium) trigonale K. A. Ali-Zade, 1954 † accepted as Aktschagylocardium aligerum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
    4. Species Cardium (Avicardium) uspenskaiae V. P. Kolesnikov, 1950 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) † (unaccepted > superseded combination)
  38. Subgenus Cardium (Bucardium) J. E. Gray, 1853 accepted as Bucardium J. E. Gray, 1853 (unaccepted > superseded rank)
    1. Species Cardium (Bucardium) bazini Deshayes, 1858 † accepted as Bucardium bazini (Deshayes, 1858) † (unaccepted > superseded combination)
    2. Species Cardium (Bucardium) subfragile A. d'Orbigny, 1850 † accepted as Bucardium subfragile (A. d'Orbigny, 1850) † (unaccepted > superseded combination)
  39. Subgenus Cardium (Cardium) Linnaeus, 1758 accepted as Cardium Linnaeus, 1758 (unaccepted > superseded rank)
  40. Subgenus Cardium (Cerastoderma) Poli, 1795 accepted as Cerastoderma Poli, 1795 (unaccepted > superseded rank)
    1. Species Cardium (Cerastoderma) acerbum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes acerbus (V. P. Kolesnikov, 1929) †
    2. Species Cardium (Cerastoderma) agheilensis Kaltenbach, 1949 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    3. Species Cardium (Cerastoderma) arcaeforme O. Boettger, 1880 † accepted as Cerastoderma arcaeforme (O. Boettger, 1880) † (superseded combination)
    4. Species Cardium (Cerastoderma) bajarunasi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes bajarunasi (V. P. Kolesnikov, 1929) †
      1. Subspecies Cardium (Cerastoderma) bajarunasi bajarunasi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes bajarunasi bajarunasi (V. P. Kolesnikov, 1929) †
      2. Subspecies Cardium (Cerastoderma) bajarunasi urupensis V. P. Kolesnikov, 1929 † accepted as Obsoletiformes bajarunasi urupensis (V. P. Kolesnikov, 1929) †
    5. Species Cardium (Cerastoderma) bengasiensis Kaltenbach, 1943 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
      1. Subspecies Cardium (Cerastoderma) bengasiensis antiqua Kaltenbach, 1949 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
      2. Subspecies Cardium (Cerastoderma) bengasiensis berkaensis Kaltenbach, 1949 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
      3. Subspecies Cardium (Cerastoderma) bengasiensis hatzi Kaltenbach, 1949 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    6. Species Cardium (Cerastoderma) boinitzense Kojumdgieva, 1969 † accepted as Replidacna boinitzensis (Kojumdgieva, 1969) † (unaccepted > superseded combination)
    7. Species Cardium (Cerastoderma) chersonense Nosovskiy, 1962 † accepted as Cerastoderma chersonense (Nosovskiy, 1962) † (unaccepted > superseded combination)
    8. Species Cardium (Cerastoderma) chipolanum Dall, 1900 † accepted as Dinocardium chipolanum (Dall, 1900) † (unaccepted > superseded combination)
    9. Species Cardium (Cerastoderma) concameratum Hölzl, 1957 † accepted as Cerastoderma concameratum (Hölzl, 1957) † (unaccepted > superseded combination)
    10. Species Cardium (Cerastoderma) desperatum (V. P. Kolesnikov, 1929) † accepted as Obsoletiformes desperatus (V. P. Kolesnikov, 1929) †
    11. Species Cardium (Cerastoderma) doengingki Sinzov, 1876 † accepted as Planacardium dongingii (Sinzov, 1876) † (unaccepted > superseded combination)
    12. Species Cardium (Cerastoderma) edule Linnaeus, 1758 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > superseded combination)
      1. Variety Cardium (Cerastoderma) edule var. mercatoria Coen, 1915 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    13. Species Cardium (Cerastoderma) fittoni A. d'Orbigny, 1845 † accepted as Plicatiformes fittoni (A. d'Orbigny, 1845) †
      1. Subspecies Cardium (Cerastoderma) fittoni fittoni A. d'Orbigny, 1845 † accepted as Plicatiformes fittoni fittoni (A. d'Orbigny, 1845) †
      2. Subspecies Cardium (Cerastoderma) fittoni rustovense Sultanov, 1953 † accepted as Plicatiformes fittoni rustovensis (Sultanov, 1953) †
    14. Species Cardium (Cerastoderma) fortelamellatum Hölzl, 1958 † accepted as Acanthocardia fortelamellata (Hölzl, 1958) † (unaccepted > superseded combination)
    15. Species Cardium (Cerastoderma) fucanum Dall, 1907 accepted as Keenocardium blandum (A. Gould, 1850) (unaccepted > junior subjective synonym)
    16. Species Cardium (Cerastoderma) gatuevi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes gatuevi (V. P. Kolesnikov, 1929) †
      1. Subspecies Cardium (Cerastoderma) gatuevi gatuevi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes gatuevi gatuevi (V. P. Kolesnikov, 1929) †
      2. Subspecies Cardium (Cerastoderma) gatuevi pseudomichailovi (V. P. Kolesnikov, 1929) † accepted as Obsoletiformes gatuevi pseudomichailovi (V. P. Kolesnikov, 1929) †
    17. Species Cardium (Cerastoderma) gleichenbergense A. Papp, 1954 † accepted as Replidacna nigra (Zhizhchenko, 1934) † (unaccepted > junior subjective synonym)
    18. Species Cardium (Cerastoderma) helmerseni Il'ina, 1960 † accepted as Cerastoderma prigorovskii (Bogachev, 1958) † (unaccepted > junior subjective synonym)
    19. Species Cardium (Cerastoderma) inflatum Sinzov, 1875 † accepted as Aviculocardium inflatum (Sinzov, 1875) †
    20. Species Cardium (Cerastoderma) ingratum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes obsoletus ingratus (V. P. Kolesnikov, 1929) †
    21. Species Cardium (Cerastoderma) iranjanense Fischer-Piette, 1977 accepted as Fragum erugatum (Tate, 1889) (unaccepted > junior subjective synonym)
    22. Species Cardium (Cerastoderma) kishinevense (V. P. Kolesnikov, 1929) † accepted as Obsoletiformes kishinevensis (V. P. Kolesnikov, 1929) †
    23. Species Cardium (Cerastoderma) kolesnikovi Davitashvili, 1932 † accepted as Obsoletiforma beaumontiana ("A. d'Orbigny, 1844") † (unaccepted > junior subjective synonym)
      1. Subspecies Cardium (Cerastoderma) kolesnikovi kavarnense Kojumdgieva, 1969 † accepted as Obsoletiformes obsoletus kavarnensis (Kojumdgieva, 1969) † (unaccepted > superseded combination)
    24. Species Cardium (Cerastoderma) kujoricum Kojumdgieva, 1969 † accepted as Plicatiformes praeplicatus (Hilber, 1882) † (unaccepted > junior subjective synonym)
    25. Species Cardium (Cerastoderma) laevigatoloweni (V. P. Kolesnikov, 1929) † accepted as Kubanocardium laevigatoloweni (V. P. Kolesnikov, 1929) †
      1. Subspecies Cardium (Cerastoderma) laevigatoloweni laevigatoloweni V. P. Kolesnikov, 1929 † accepted as Kubanocardium laevigatoloweni (V. P. Kolesnikov, 1929) † (unaccepted > superseded rank)
      2. Subspecies Cardium (Cerastoderma) laevigatoloweni sartasense Nevesskaja, 1955 † accepted as Kubanocardium sartasense (Nevesskaja, 1955) †
    26. Species Cardium (Cerastoderma) lamarckii Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789)
      1. Variety Cardium (Cerastoderma) lamarckii var. glaucacrassa Coen, 1915 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
      2. Variety Cardium (Cerastoderma) lamarckii var. syrthica Coen, 1915 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    27. Species Cardium (Cerastoderma) lavrani Fischer-Piette, 1977 accepted as Cardium turtoni G. B. Sowerby III, 1894 (unaccepted > junior subjective synonym)
    28. Species Cardium (Cerastoderma) levinae Merklin, 1960 † accepted as Cerastoderma prigorovskii (Bogachev, 1958) † (unaccepted > junior subjective synonym)
    29. Species Cardium (Cerastoderma) lithopodolicum (Du Bois de Montpéreux, 1831) † accepted as Obsoletiformes lithopodolicus (Du Bois de Montpéreux, 1831) †
    30. Species Cardium (Cerastoderma) loweni Sinzov, 1875 † accepted as Kubanocardium loweni (Sinzov, 1875) †
      1. Subspecies Cardium (Cerastoderma) loweni squamata V. P. Kolesnikov, 1929 † accepted as Kubanocardium loweni (Sinzov, 1875) † (unaccepted > junior subjective synonym)
    31. Species Cardium (Cerastoderma) michailowi Toula, 1892 † accepted as Obsoletiformes michailowii (Toula, 1892) †
    32. Species Cardium (Cerastoderma) nefandum V. P. Kolesnikov, 1935 † accepted as Obsoletiformes nefanda (V. P. Kolesnikov, 1935) †
    33. Species Cardium (Cerastoderma) obsoletiformes V. P. Kolesnikov, 1929 † accepted as Obsoletiformes obsoletiformis (V. P. Kolesnikov, 1929) †
    34. Species Cardium (Cerastoderma) obsoletum Eichwald, 1830 † accepted as Obsoletiformes obsoletus (Eichwald, 1830) †
      1. Subspecies Cardium (Cerastoderma) obsoletum ghergutai Jekelius, 1944 † accepted as Obsoletiformes ghergutai (Jekelius, 1944) † (unaccepted > superseded rank)
      2. Subspecies Cardium (Cerastoderma) obsoletum ringeiseni Jekelius, 1944 † accepted as Obsoletiformes obsoletus ringeiseni (Jekelius, 1944) †
      3. Subspecies Cardium (Cerastoderma) obsoletum vindobonense Laskarev, 1903 † accepted as Obsoletiformes vindobonensis (Laskarev, 1903) †
    35. Species Cardium (Cerastoderma) plicatum Eichwald, 1830 † accepted as Plicatiformes plicatus (Eichwald, 1830) †
      1. Subspecies Cardium (Cerastoderma) plicatum plicatofittoni Sinzov, 1897 † accepted as Plicatiformes plicatus plicatofittoni (Sinzov, 1897) †
      2. Subspecies Cardium (Cerastoderma) plicatum plicatum Eichwald, 1830 † accepted as Plicatiformes plicatus (Eichwald, 1830) †
    36. Species Cardium (Cerastoderma) praefischerianum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes praefischerianus (V. P. Kolesnikov, 1929) †
    37. Species Cardium (Cerastoderma) prigorovskii Bogachev, 1958 † accepted as Cerastoderma prigorovskii (Bogachev, 1958) † (unaccepted > superseded combination)
    38. Species Cardium (Cerastoderma) pseudosemiculcatum Andrusov, 1902 † accepted as Obsoletiformes pseudosemisulcatus (Andrusov, 1902) †
    39. Species Cardium (Cerastoderma) quadripartitum (V. P. Kolesnikov, 1929) † accepted as Obsoletiformes quadripartitus (V. P. Kolesnikov, 1929) †
      1. Subspecies Cardium (Cerastoderma) quadripartitum protractiformis V. P. Kolesnikov, 1929 † accepted as Kubanocardium loweni protractiforme (V. P. Kolesnikov, 1929) †
      2. Subspecies Cardium (Cerastoderma) quadripartitum quadripartitum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes quadripartitus (V. P. Kolesnikov, 1929) †
    40. Species Cardium (Cerastoderma) rectidens Coen, 1915 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    41. Species Cardium (Cerastoderma) sarmaticum (V. P. Kolesnikov, 1931) † accepted as Obsoletiformes sarmaticus (V. P. Kolesnikov, 1929) †
    42. Species Cardium (Cerastoderma) serogosicum Nosovskiy, 1962 † accepted as Cerastoderma serogosicum (Nosovskiy, 1962) † (unaccepted > superseded combination)
    43. Species Cardium (Cerastoderma) tzankovi Kojumdgieva, 1969 † accepted as Plicatiformes tzankovi (Kojumdgieva, 1969) † (unaccepted > superseded combination)
    44. Species Cardium (Cerastoderma) laqueatum Conrad, 1838 † represented as Cerastoderma laqueatum (Conrad, 1838) †
      1. Subspecies Cardium (Cerastoderma) laqueatum blountense Mansfield, 1932 † represented as Cerastoderma laqueatum blountense (Mansfield, 1932) †
      2. Subspecies Cardium (Cerastoderma) laqueatum laqueatum Conrad, 1838 † represented as Cerastoderma laqueatum laqueatum (Conrad, 1838) †
    45. Species Cardium (Cerastoderma) virginianum Conrad, 1839 † represented as Cerastoderma virginianum (Conrad, 1839) †
    46. Species Cardium (Cerastoderma) kokkupicum Andrusov, 1917 † (uncertain > taxon inquirendum)
    47. Species Cardium (Cerastoderma) ventricosum Hölzl, 1953 † (uncertain > taxon inquirendum)
  41. Subgenus Cardium (Clinocardium) Keen, 1936 accepted as Clinocardium Keen, 1936 (unaccepted > superseded rank)
    1. Species Cardium (Clinocardium) pseudofastosum Nomura, 1937 † accepted as Clinocardium pseudofastosum (Nomura, 1937) † (unaccepted > superseded rank)
  42. Subgenus Cardium (Corculum) Röding, 1798 accepted as Corculum Röding, 1798 (unaccepted > superseded rank)
    1. Species Cardium (Corculum) humanum Römer, 1869 accepted as Cardium cardissa Linnaeus, 1758 (unaccepted > junior homonym, non Cardium humanum Linnaeus, 1758)
  43. Subgenus Cardium (Ctenocardia) H. Adams & A. Adams, 1857 accepted as Ctenocardia H. Adams & A. Adams, 1857 (unaccepted > superseded rank)
    1. Species Cardium (Ctenocardia) translatum Prashad, 1932 accepted as Cardium robillardi G. B. Sowerby III, 1894 (unaccepted > junior subjective synonym, replacement name for Cardium rigidum Reeve, 1845, non W. Wood, 1815)
    2. Species Cardium (Ctenocardia) victor Angas, 1872 accepted as Freneixicardia victor (Angas, 1872) (unaccepted > superseded combination)
      1. Variety Cardium (Ctenocardia) victor var. pulcherrima Melvill, 1909 accepted as Freneixicardia victor (Angas, 1872) (unaccepted > junior subjective synonym)
  44. Subgenus Cardium (Didacna) Eichwald, 1838 accepted as Didacna Eichwald, 1838 (unaccepted > superseded rank)
    1. Species Cardium (Didacna) fuchsi Philippson, 1890 † accepted as Didacna fuchsi (Philippson, 1890) † (unaccepted > superseded combination)
    2. Species Cardium (Didacna) otiophorum (Brusina, 1884) † accepted as Pontalmyra otiophora (Brusina, 1884) † (unaccepted > superseded combination)
      1. Variety Cardium (Didacna) otiophorum var. orientalis Stevanović, 1951 † accepted as Pontalmyra otiophora orientalis (Stevanović, 1951) † (superseded rank and combination)
    3. Species Cardium (Didacna) plesiochorum Davitashvili, 1930 † accepted as Pontalmyra plesiochora (Davitashvili, 1930) † (unaccepted > superseded combination)
    4. Species Cardium (Didacna) dynamis Shvets, 1912 † (uncertain > taxon inquirendum)
  45. Subgenus Cardium (Dinocardium) Dall, 1900 accepted as Dinocardium Dall, 1900 (unaccepted > superseded rank)
    1. Species Cardium (Dinocardium) ecuadorialis Olsson, 1932 † accepted as Dinocardium ecuadoriale (Olsson, 1932) † (unaccepted > superseded rank)
  46. Subgenus Cardium (Discors) Deshayes, 1858 † accepted as Discors Deshayes, 1858 (unaccepted > superseded rank)
    1. Species Cardium (Discors) discrepans Basterot, 1825 † accepted as Divaricardium discrepans (Basterot, 1825) † (unaccepted > superseded combination)
    2. Species Cardium (Discors) gloriosus Kuroda, 1928 accepted as Lyrocardium aurantiacum (A. Adams & Reeve, 1850) (unaccepted > junior subjective synonym)
    3. Species Cardium (Discors) kelirensis K. Martin, 1917 † accepted as Divaricardium kelirense (K. Martin, 1917) † (unaccepted > superseded combination)
  47. Subgenus Cardium (Divaricardium) Dollfus & Dautzenberg, 1886 † accepted as Divaricardium Dollfus & Dautzenberg, 1886 † (unaccepted > superseded rank)
    1. Species Cardium (Divaricardium) discrepans Basterot, 1825 † accepted as Discors discrepans (Basterot, 1825) †
      1. Variety Cardium (Divaricardium) discrepans var. herculea Dollfus, Cotter & J. P. Gomes, 1904 † accepted as Discors herculeus (Dollfus, Cotter & J. P. Gomes, 1904) † (unaccepted > superseded rank)
  48. Subgenus Cardium (Divergicardium) Dunker, 1882 accepted as Lyrocardium Meek, 1876 (unaccepted > junior objective synonym)
  49. Subgenus Cardium (Eoprosodacna) Davitashvili, 1934 † accepted as Eoprosodacna Davitashvili, 1934 † (unaccepted > superseded rank)
    1. Species Cardium (Eoprosodacna) goriense Davitashvili, 1934 † accepted as Eoprosodacna goriensis (Davitashvili, 1934) † (unaccepted > superseded combination)
    2. Species Cardium (Eoprosodacna) kartlicum Davitashvili, 1934 † accepted as Eoprosodacna (Eoprosodacna) kartlica (Davitashvili, 1934) † (unaccepted > superseded combination)
  50. Subgenus Cardium (Ethmocardium) C. A. White, 1880 † accepted as Ethmocardium C. A. White, 1880 † (unaccepted > superseded rank)
  51. Subgenus Cardium (Eucardium) P. Fischer, 1887 accepted as Acanthocardia J. E. Gray, 1851 (unaccepted > junior objective synonym)
    1. Species Cardium (Eucardium) njalindungense K. Martin, 1922 † accepted as Acanthocardia njalindungensis (K. Martin, 1922) †
    2. Species Cardium (Eucardium) talahabense K. Martin, 1922 † accepted as Acanthocardia talahabensis (K. Martin, 1922) †
  52. Subgenus Cardium (Fragum) Röding, 1798 accepted as Fragum Röding, 1798 (unaccepted > superseded rank)
    1. Species Cardium (Fragum) alfuricum P. J. Fischer, 1921 † accepted as Fragum alfuricum (P. J. Fischer, 1921) † (unaccepted > superseded combination)
    2. Species Cardium (Fragum) centumliratum Melvill, 1907 accepted as Frigidocardium centumliratum (Melvill, 1907) (unaccepted > superseded combination)
    3. Species Cardium (Fragum) crenelloides Melvill, 1909 accepted as Cardium crenelloides Melvill, 1909 (unaccepted > junior subjective synonym)
    4. Species Cardium (Fragum) dolichum Suter, 1917 † accepted as Procardia dolicha (Suter, 1917) † (superseded combination)
    5. Species Cardium (Fragum) elattocostatum Woodring, 1925 † accepted as Cardium guppyi Thiele, 1910 (unaccepted > junior subjective synonym)
    6. Species Cardium (Fragum) eos Kuroda, 1929 accepted as Frigidocardium eos (Kuroda, 1929) (unaccepted > superseded combination)
    7. Species Cardium (Fragum) javanum Wanner & Hahn, 1935 † accepted as Fragum javanum (Wanner & Hahn, 1935) † (unaccepted > superseded combination)
    8. Species Cardium (Fragum) maorinum Suter, 1917 † accepted as Procardia dolicha (Suter, 1917) † (junior subjective synonym)
    9. Species Cardium (Fragum) medium Linnaeus, 1758 accepted as Americardia media (Linnaeus, 1758) (unaccepted > superseded combination)
    10. Species Cardium (Fragum) priscum Suter, 1917 † accepted as Hedecardium brunneri (Hector, 1886) † (junior subjective synonym)
    11. Species Cardium (Fragum) roseolum Melvill, 1909 accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > junior subjective synonym)
    12. Species Cardium (Fragum) rubescens E. A. Smith, 1911 accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > junior subjective synonym)
    13. Species Cardium (Fragum) simillimum E. A. Smith, 1896 accepted as Microcardium simillimum (E. A. Smith, 1896) (unaccepted > superseded combination)
    14. Species Cardium (Fragum) torresi E. A. Smith, 1885 accepted as Frigidocardium torresi (E. A. Smith, 1885) (unaccepted > superseded combination)
    15. Species Cardium (Fragum) haitense G. B. Sowerby I, 1850 † represented as Cardium haitense G. B. Sowerby I, 1850 †
  53. Subgenus Cardium (Fulvia) J. E. Gray, 1853 accepted as Fulvia J. E. Gray, 1853 (unaccepted > superseded rank)
    1. Species Cardium (Fulvia) peramabilis Dall, 1881 accepted as Microcardium peramabile (Dall, 1881) (unaccepted > superseded combination)
      1. Variety Cardium (Fulvia) peramabilis var. tinctum Dall, 1881 accepted as Microcardium tinctum (Dall, 1881) (unaccepted > superseded combination)
  54. Subgenus Cardium (Glans) Megerle von Mühlfeld, 1811 accepted as Glans Megerle von Mühlfeld, 1811 (unaccepted > superseded rank)
    1. Species Cardium (Glans) kaiparaensis P. Marshall, 1918 † accepted as Glyptoactis subintermedia (Suter, 1917) † (junior subjective synonym)
  55. Subgenus Cardium (Hemidiscors) Rovereto, 1898 † accepted as Discors Deshayes, 1858 (unaccepted > junior subjective synonym)
    1. Species Cardium (Hemidiscors) rugiferum Rovereto, 1898 † (uncertain > taxon inquirendum)
  56. Subgenus Cardium (Inaequicostata) Paramonova, 1971 † accepted as Replidacna Jekelius, 1944 † (unaccepted > junior subjective synonym)
    1. Species Cardium (Inaequicostata) vasoevitshi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes pseudofischerianus vasoevitshi (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
    2. Species Cardium (Inaequicostata) wiesenense A. Papp, 1954 † accepted as Replidacna wiesenensis (A. Papp, 1954) † (unaccepted > superseded combination)
  57. Subgenus Cardium (Incacardium) Olsson, 1944 † accepted as Incacardium Olsson, 1944 † (unaccepted > superseded rank)
    1. Species Cardium (Incacardium) mellisum Olsson, 1944 † accepted as Incacardium mellisum (Olsson, 1944) † (unaccepted > superseded combination)
  58. Subgenus Cardium (Kathocardia) H. I. Tucker & D. Wilson, 1932 † accepted as Cardium (Trachycardium) Mörch, 1853 (unaccepted > junior subjective synonym)
    1. Species Cardium (Kathocardia) aclinensis H. I. Tucker & D. Wilson, 1932 † accepted as Trachycardium aclinense (H. I. Tucker & D. Wilson, 1932) † (unaccepted > superseded combination)
  59. Subgenus Cardium (Kubanocardium) Muskhelishvili, 1965 † accepted as Kubanocardium Muskhelishvili, 1965 † (unaccepted > superseded rank)
  60. Subgenus Cardium (Laevicardium) Swainson, 1840 accepted as Laevicardium Swainson, 1840 (unaccepted > superseded rank)
    1. Species Cardium (Laevicardium) auberti Abrard, 1947 † accepted as Nemocardium auberti (Abrard, 1947) † (unaccepted > superseded combination)
    2. Species Cardium (Laevicardium) automolos K. Martin, 1917 † accepted as Laevicardium automolos (K. Martin, 1917) † (unaccepted > superseded combination)
    3. Species Cardium (Laevicardium) clarionense Hertlein & A. M. Strong, 1947 accepted as Laevicardium clarionense (Hertlein & A. M. Strong, 1947) (unaccepted > superseded rank)
    4. Species Cardium (Laevicardium) glabratum Römer, 1869 accepted as Cardium pristis Bory de Saint-Vincent, 1827 (unaccepted > junior subjective synonym)
    5. Species Cardium (Laevicardium) jobanicum Yokoyama, 1924 † accepted as Leukoma jobanica (Yokoyama, 1924) † (unaccepted > superseded combination)
    6. Species Cardium (Laevicardium) mansfieldi Abrard, 1947 † accepted as Acrosterigma mansfieldi (Abrard, 1947) † (unaccepted > superseded combination)
    7. Species Cardium (Laevicardium) norvegicum Spengler, 1799 accepted as Laevicardium crassum (Gmelin, 1791)
      1. Variety Cardium (Laevicardium) norvegicum var. senegalensis Dautzenberg, 1891 accepted as Laevicardium senegalense (Dautzenberg, 1891) (unaccepted > superseded combination)
    8. Species Cardium (Laevicardium) serratum Linnaeus, 1758 accepted as Laevicardium serratum (Linnaeus, 1758) (unaccepted > superseded combination)
      1. Variety Cardium (Laevicardium) serratum var. multilineatum Dall & C. T. Simpson, 1901 accepted as Laevicardium pristis (Bory de Saint-Vincent, 1827) (unaccepted > junior subjective synonym, Replacement name for Cardium lineatum Krebs, 1864, non Gmelin, 1791)
    9. Species Cardium (Laevicardium) squalidum Yokoyama, 1924 † accepted as Serripes squalidum (Yokoyama, 1924) † (unaccepted > superseded combination)
    10. Species Cardium (Laevicardium) tristiculum Yokoyama, 1924 † accepted as Nemocardium tristiculum (Yokoyama, 1924) † (unaccepted > superseded combination)
    11. Species Cardium (Laevicardium) loxotenes O. Boettger, 1883 † (uncertain > taxon inquirendum)
    12. Species Cardium (Laevicardium) venustum Gabb, 1873 † (uncertain > unassessed)
  61. Subgenus Cardium (Limnocardium) [sic] † accepted as Lymnocardium Stoliczka, 1870 † (unaccepted > misspelling - incorrect subsequent spelling)
    1. Species Cardium (Limnocardium) latisulcum Münster, 1837 † accepted as Plicatiformes latisulcus (Münster, 1837) † (unaccepted > superseded combination)
    2. Species Cardium (Limnocardium) plicatolitorale Sinzov, 1897 † accepted as Pseudoprosodacna littoralis plicatolitoralis (Sinzov, 1897) † (superseded rank and combination)
    3. Species Cardium (Limnocardium) subpapyraceum Sinzov, 1897 † (uncertain > taxon inquirendum)
  62. Subgenus Cardium (Lophocardium) P. Fischer, 1887 accepted as Lophocardium P. Fischer, 1887 (unaccepted > superseded rank)
    1. Species Cardium (Lophocardium) annettae Dall, 1889 accepted as Lophocardium annettae (Dall, 1889) (unaccepted > superseded combination)
  63. Subgenus Cardium (Loxocardium) Cossmann, 1886 † accepted as Loxocardium Cossmann, 1886 † (unaccepted > superseded rank, original rank)
    1. Species Cardium (Loxocardium) djunggranganense K. Martin, 1917 † accepted as Loxocardium djunggranganense (K. Martin, 1917) † (unaccepted > superseded combination)
    2. Species Cardium (Loxocardium) karikalense Cossmann, 1924 † accepted as Cardium virgo Reeve, 1845 (unaccepted > junior subjective synonym)
  64. Subgenus Cardium (Monodacna) Eichwald, 1838 accepted as Monodacna Eichwald, 1838 (unaccepted > superseded rank)
    1. Species Cardium (Monodacna) falunica Shvets, 1912 † accepted as Monodacna falunica (Shvets, 1912) † (unaccepted > superseded combination)
    2. Species Cardium (Monodacna) jammense Hilber, 1891 † accepted as Plicatiformes latisulcus jammensis (Hilber, 1891) † (unaccepted > superseded combination)
  65. Subgenus Cardium (Nemocardium) Meek, 1876 accepted as Nemocardium Meek, 1876 (unaccepted > superseded rank)
    1. Species Cardium (Nemocardium) jogjacartense K. Martin, 1917 † accepted as Pseudofulvia jogjacartense (K. Martin, 1917) † (unaccepted > superseded combination)
    2. Species Cardium (Nemocardium) samarangae Makiyama, 1934 accepted as Keenaea samarangae (Makiyama, 1934) (unaccepted > superseded combination)
    3. Species Cardium (Nemocardium) toriii Nomura, 1933 † accepted as Nemocardium toriii (Nomura, 1933) † (unaccepted > superseded combination)
  66. Subgenus Cardium (Obsoletiforma) Paramonova, 1971 † accepted as Obsoletiformes Kojumdgieva, 1969 † (unaccepted > unjustified emendation)
  67. Subgenus Cardium (Obsoletiformes) Kojumdgieva, 1969 † accepted as Obsoletiformes Kojumdgieva, 1969 † (unaccepted > superseded rank)
  68. Subgenus Cardium (Orthocardium) Tremlett, 1950 † accepted as Orthocardium Tremlett, 1950 † (unaccepted > superseded rank)
    1. Species Cardium (Orthocardium) bouryi Cossmann, 1886 † accepted as Orthocardium bouryi (Cossmann, 1886) † (unaccepted > superseded combination)
    2. Species Cardium (Orthocardium) gratum (Defrance, 1829) † accepted as Orthocardium gratum (Defrance, 1829) † (unaccepted > superseded combination)
    3. Species Cardium (Orthocardium) hybridum Deshayes, 1829 † accepted as Orthocardium hybridum (Deshayes, 1829) † (unaccepted > superseded combination)
    4. Species Cardium (Orthocardium) moloti Staadt, 1913 † accepted as Orthocardium moloti (Staadt, 1913) † (unaccepted > superseded combination)
    5. Species Cardium (Orthocardium) morleti de Raincourt, 1870 † accepted as Orthocardium morleti (de Raincourt, 1870) † (unaccepted > superseded combination)
    6. Species Cardium (Orthocardium) munieri (Chavan, 1941) † accepted as Orthocardium munieri (Chavan, 1941) † (unaccepted > superseded combination)
    7. Species Cardium (Orthocardium) porulosum (Solander, 1766) † accepted as Orthocardium porulosum (Solander, 1766) † (unaccepted > superseded combination)
    8. Species Cardium (Orthocardium) stilpnaulax Cossmann, 1886 † accepted as Orthocardium stilpnaulax (Cossmann, 1886) † (unaccepted > superseded combination)
    9. Species Cardium (Orthocardium) trifidum Deshayes, 1858 † accepted as Orthocardium trifidum (Deshayes, 1858) † (unaccepted > superseded combination)
  69. Subgenus Cardium (Papillicardium) Sacco, 1899 accepted as Papillicardium Sacco, 1899 (unaccepted > superseded rank)
    1. Species Cardium (Papillicardium) papillosum Poli, 1791 accepted as Papillicardium papillosum (Poli, 1791) (unaccepted > superseded rank)
    2. Species Cardium (Papillicardium) praehispidiforme Bagdasarian, 1970 † accepted as Parvicardium praehispidiforme (Bagdasarian, 1970) † (unaccepted > superseded combination)
    3. Species Cardium (Papillicardium) sakharaulense Bagdasarian, 1970 † accepted as Parvicardium sakharaulense (Bagdasarian, 1970) † (unaccepted > superseded combination)
  70. Subgenus Cardium (Papyridea) Swainson, 1840 accepted as Papyridea Swainson, 1840 (unaccepted > superseded rank)
    1. Species Cardium (Papyridea) bulbosum Dall, 1900 † accepted as Papyridea bulbosa (Dall, 1900) †
    2. Species Cardium (Papyridea) crockeri A. M. Strong & Hertlein, 1937 accepted as Papyridea crockeri (A. M. Strong & Hertlein, 1937) (unaccepted > superseded combination, original combination)
    3. Species Cardium (Papyridea) hungerfordi G. B. Sowerby III, 1901 accepted as Fulvia (Laevifulvia) hungerfordi (G. B. Sowerby III, 1901) (unaccepted > superseded combination)
    4. Species Cardium (Papyridea) semisulcatum J. E. Gray, 1825 accepted as Papyridea semisulcata (J. E. Gray, 1825) (unaccepted > superseded rank)
    5. Species Cardium (Papyridea) spinosum (Meuschen, 1787) accepted as Papyridea lata (Born, 1778) (unaccepted > junior subjective synonym)
      1. Variety Cardium (Papyridea) spinosum var. turtoni Dall, 1900 † accepted as Papyridea soleniformis (Bruguière, 1789) (unaccepted > junior homonym, non Cardium turtoni G. B. Sowerby III, 1894)
  71. Subgenus Cardium (Paradacna) Andrusov, 1909 † accepted as Paradacna Andrusov, 1909 † (unaccepted > superseded rank)
  72. Subgenus Cardium (Parvicardium) Monterosato, 1884 accepted as Parvicardium Monterosato, 1884 (unaccepted > superseded rank, original rank)
    1. Species Cardium (Parvicardium) fragulinum Cossmann, 1896 † accepted as Parvicardium fragulinum (Cossmann, 1896) † (unaccepted > superseded rank)
    2. Species Cardium (Parvicardium) liverovskayae Merklin, 1950 † accepted as Parvicardium liverovskayae (Merklin, 1950) †
    3. Species Cardium (Parvicardium) minimum (R. A. Philippi, 1836) accepted as Papillicardium minimum (R. A. Philippi, 1836)
    4. Species Cardium (Parvicardium) papillosum Poli, 1791 † accepted as Papillicardium papillosum (Poli, 1791) (unaccepted > superseded combination)
    5. Species Cardium (Parvicardium) straeleni Glibert, 1945 † accepted as Parvicardium straeleni (Glibert, 1945) † (unaccepted > superseded combination)
    6. Species Cardium (Parvicardium) subhispidum Hilber, 1882 † accepted as Parvicardium subhispidum (Hilber, 1882) †
  73. Subgenus Cardium (Phyllicardium) [sic!] † accepted as Phyllocardium P. Fischer, 1887 † (unaccepted > misspelling - incorrect subsequent spelling)
    1. Species Cardium (Phyllicardium) dongingi Sinzov, 1876 † accepted as Planacardium dongingii (Sinzov, 1876) † (unaccepted > superseded combination)
  74. Subgenus Cardium (Plagiocardium) Cossmann, 1886 † accepted as Plagiocardium Cossmann, 1886 † (unaccepted > superseded rank, original rank)
    1. Species Cardium (Plagiocardium) hirsutum Bronn, 1831 † accepted as Afrocardium hirsutum (Bronn, 1831) †
    2. Species Cardium (Plagiocardium) plagiomorphum Cossmann, 1886 † accepted as Parvicardium plagiomorphum (Cossmann, 1886) † (unaccepted > superseded combination)
  75. Subgenus Cardium (Protocardia) Beyrich, 1845 † accepted as Protocardia Beyrich, 1845 † (unaccepted > superseded rank)
    1. Species Cardium (Protocardia) hornesi Deshayes, 1858 † accepted as Nemocardium hornesi (Deshayes, 1858) † (unaccepted > superseded combination)
    2. Species Cardium (Protocardia) appressum Gabb, 1877 † (uncertain > unassessed)
    3. Species Cardium (Protocardia) judaicum Hamlin, 1884 † (uncertain > unassessed)
    4. Species Cardium (Protocardia) linteum Conrad, 1860 † (uncertain > unassessed)
  76. Subgenus Cardium (Protocardium) Geinitz, 1874 † accepted as Protocardia Beyrich, 1845 † (unjustified emendation)
    1. Species Cardium (Protocardium) antisemigranulatum McCoy, 1877 † accepted as Pratulum antisemigranulatum (McCoy, 1877) † (unaccepted > superseded combination)
  77. Subgenus Cardium (Pseudocardita) Oppenheim, 1919 † accepted as Didacna Eichwald, 1838 (unaccepted > junior subjective synonym)
    1. Species Cardium (Pseudocardita) laodicaeense Oppenheim, 1919 † accepted as Didacna laodicaeensis (Oppenheim, 1919) † (unaccepted > superseded combination)
    2. Species Cardium (Pseudocardita) phrygicum Oppenheim, 1919 † accepted as Didacna phrygica (Oppenheim, 1919) † (unaccepted > superseded combination)
    3. Species Cardium (Pseudocardita) bukowskii Oppenheim, 1919 † (uncertain > taxon inquirendum)
    4. Species Cardium (Pseudocardita) chamaeforme Oppenheim, 1919 † (uncertain > taxon inquirendum)
    5. Species Cardium (Pseudocardita) denisluense Oppenheim, 1919 † (uncertain > taxon inquirendum)
    6. Species Cardium (Pseudocardita) philippsoni Oppenheim, 1919 † (uncertain > taxon inquirendum)
  78. Subgenus Cardium (Psilodon) Cobălcescu, 1883 † accepted as Prosodacna Tournouër, 1882 † (junior homonym of Psilodon Perty, 1830 [Coleoptera]; junior synonym)
  79. Subgenus Cardium (Replidacna) Jekelius, 1944 † accepted as Replidacna Jekelius, 1944 † (unaccepted > superseded rank)
    1. Species Cardium (Replidacna) azerbaidjanicum (A. A. Ali-Zade & Rybina, 1969) † accepted as Obsoletiformes obsoletus (Eichwald, 1830) † (unaccepted > junior subjective synonym)
    2. Species Cardium (Replidacna) krambergeri Sauerzopf, 1952 † accepted as Lymnocardium krambergeri (Sauerzopf, 1952) † (unaccepted > superseded combination)
    3. Species Cardium (Replidacna) nevesskajae A. A. Ali-Zade & Rybina, 1974 † accepted as Plicatiformes fittoni (A. d'Orbigny, 1845) † (unaccepted > junior subjective synonym)
    4. Species Cardium (Replidacna) partitum A. A. Ali-Zade & Ribina, 1974 † accepted as Replidacna partita (A. A. Ali-Zade & Ribina, 1974) † (unaccepted > superseded combination)
    5. Species Cardium (Replidacna) plancarinata A. Papp, 1954 † accepted as Replidacna plancarinata (A. Papp, 1954) † (unaccepted > superseded combination)
    6. Species Cardium (Replidacna) raricostatum A. A. Ali-Zade & Rybina, 1974 † accepted as Plicatiformes fittoni (A. d'Orbigny, 1845) † (unaccepted > junior subjective synonym)
    7. Species Cardium (Replidacna) speciosum A. A. Ali-Zade & Rybina, 1974 † accepted as Replidacna suessi (Barbot de Marny, 1869) † (unaccepted > junior subjective synonym)
    8. Species Cardium (Replidacna) tumidum A. A. Ali-Zade & Rybina, 1974 † accepted as Obsoletiformes pseudofischerianus vasoevitshi (V. P. Kolesnikov, 1929) † (unaccepted > junior subjective synonym)
  80. Subgenus Cardium (Ringicardium) P. Fischer, 1887 accepted as Bucardium J. E. Gray, 1853 (unaccepted > junior objective synonym)
    1. Species Cardium (Ringicardium) kunstleri Cossmann & Peyrot, 1912 † accepted as Procardium kunstleri (Cossmann & Peyrot, 1912) † (unaccepted > superseded combination)
    2. Species Cardium (Ringicardium) mansitii Otsuka, 1937 accepted as Maoricardium setosum (Redfield, 1846) (unaccepted > junior subjective synonym)
  81. Subgenus Cardium (Rudicardium) Coen, 1915 † accepted as Acanthocardia J. E. Gray, 1851 (unaccepted > junior subjective synonym)
    1. Species Cardium (Rudicardium) grande Hölzl, 1958 † accepted as Acanthocardia grandis (Hölzl, 1958) †
  82. Subgenus Cardium (Serripes) A. Gould, 1841 accepted as Serripes A. Gould, 1841 (unaccepted > superseded rank)
    1. Species Cardium (Serripes) adamsi Tryon, 1872 accepted as Keenaea samarangae (Makiyama, 1934) (unaccepted > junior homonym, non Cardium adamsii Reeve in A. Adams & Reeve, 1850)
    2. Species Cardium (Serripes) notabile G. B. Sowerby III, 1915 accepted as Serripes (Yagudinella) notabilis (G. B. Sowerby III, 1915) (unaccepted > superseded combination, original combination)
    3. Species Cardium (Serripes) bulla Gabb, 1873 † (uncertain > unassessed)
  83. Subgenus Cardium (Trachycardium) Mörch, 1853 accepted as Trachycardium Mörch, 1853 (unaccepted > superseded rank)
    1. Species Cardium (Trachycardium) beauforti Prashad, 1932 accepted as Acrosterigma impolitum (G. B. Sowerby II, 1834) (unaccepted > junior subjective synonym)
    2. Species Cardium (Trachycardium) bowdenense Dall, 1900 † accepted as Dallocardia bowdenensis (Dall, 1900) † (unaccepted > superseded combination)
    3. Species Cardium (Trachycardium) cantuariense Laws, 1933 † accepted as Hedecardium cantuariense (Laws, 1933) † (superseded combination)
    4. Species Cardium (Trachycardium) claibornensis Aldrich, 1911 † accepted as Agnocardia claibornensis (Aldrich, 1911) † (unaccepted > superseded combination)
    5. Species Cardium (Trachycardium) consors G. B. Sowerby I, 1833 accepted as Trachycardium consors (G. B. Sowerby I, 1833) (unaccepted > superseded rank)
      1. Variety Cardium (Trachycardium) consors var. laxum Dall, 1901 accepted as Trachycardium consors (G. B. Sowerby I, 1833) (unaccepted > junior subjective synonym)
    6. Species Cardium (Trachycardium) dianthinum Melvill & Standen, 1899 accepted as Acrosterigma dianthinum (Melvill & Standen, 1899) (unaccepted > superseded combination, basionym)
    7. Species Cardium (Trachycardium) emmonsi Conrad, 1867 † accepted as Trachycardium emmonsi (Conrad, 1867) † (unaccepted > superseded combination)
    8. Species Cardium (Trachycardium) evergladeensis Mansfield, 1931 † accepted as Trachycardium evergladeense (Mansfield, 1931) † (unaccepted > superseded combination)
    9. Species Cardium (Trachycardium) hornelli Tomlin, 1928 accepted as Acrosterigma pristipleura (Dall, 1901) (unnecessary replacement name for C. maculatum G.B. Sowerby II, 1840)
    10. Species Cardium (Trachycardium) hulshofi Pannekoek, 1936 † accepted as Freneixicardia victor (Angas, 1872) (unaccepted > junior subjective synonym)
    11. Species Cardium (Trachycardium) infantule Nomura & Zinbo, 1934 † accepted as Afrocardium exochum (Melvill, 1907) (unaccepted > junior subjective synonym)
    12. Species Cardium (Trachycardium) isocardia Linnaeus, 1758 accepted as Trachycardium isocardia (Linnaeus, 1758) (unaccepted > superseded rank)
    13. Species Cardium (Trachycardium) kenyanum L. R. Cox, 1930 † accepted as Vasticardium kenyanum (L. R. Cox, 1930) † (unaccepted > superseded combination)
    14. Species Cardium (Trachycardium) laddi Abrard, 1947 † accepted as Cardium (Trachycardium) sewelli Prashad, 1932 (unaccepted > junior subjective synonym)
    15. Species Cardium (Trachycardium) lingualeonis Guppy, 1866 † accepted as Phlogocardia lingualeonis (Guppy, 1866) † (unaccepted > superseded combination)
    16. Species Cardium (Trachycardium) moloti Staadt, 1913 † accepted as Orthocardium moloti (Staadt, 1913) † (unaccepted > superseded combination)
    17. Species Cardium (Trachycardium) muricatum Linnaeus, 1758 accepted as Dallocardia muricata (Linnaeus, 1758) (unaccepted > superseded combination)
    18. Species Cardium (Trachycardium) perstriatum Kuroda, 1928 accepted as Cardium (Trachycardium) transcendens Melvill & Standen, 1899 (unaccepted > junior subjective synonym)
    19. Species Cardium (Trachycardium) polycolpatum Cossmann & Peyrot, 1912 † accepted as Europicardium polycolpatum (Cossmann & Peyrot, 1912) † (unaccepted > superseded combination)
    20. Species Cardium (Trachycardium) pristipleura Dall, 1901 accepted as Acrosterigma pristipleura (Dall, 1901) (unaccepted > superseded combination)
    21. Species Cardium (Trachycardium) pseudoangulatum Bülow, 1905 accepted as Cardium philippinense Hedley, 1899 (unaccepted > junior subjective synonym)
    22. Species Cardium (Trachycardium) sedanense Pannekoek, 1936 † accepted as Trachycardium sedanense (Pannekoek, 1936) † (unaccepted > superseded combination)
    23. Species Cardium (Trachycardium) serricostatum Melvill & Standen, 1899 accepted as Vasticardium serricostatum (Melvill & Standen, 1899) (unaccepted > superseded combination)
    24. Species Cardium (Trachycardium) sewelli Prashad, 1932 accepted as Vasticardium sewelli (Prashad, 1932) (unaccepted > superseded combination)
    25. Species Cardium (Trachycardium) sokkohense K. Martin, 1917 † accepted as Trachycardium sokkohense (K. Martin, 1917) † (unaccepted > superseded combination)
    26. Species Cardium (Trachycardium) spolongense K. Martin, 1917 † accepted as Trachycardium spolongense (K. Martin, 1917) † (unaccepted > superseded combination)
    27. Species Cardium (Trachycardium) stilpnaulax Cossmann, 1886 † accepted as Orthocardium stilpnaulax (Cossmann, 1886) † (unaccepted > superseded rank)
    28. Species Cardium (Trachycardium) stiriatum A. P. Brown & Pilsbry, 1911 † accepted as Phlogocardia stiriata (A. P. Brown & Pilsbry, 1911) † (unaccepted > superseded combination)
      1. Subspecies Cardium (Trachycardium) stiriatum leonense Mansfield, 1932 † accepted as Phlogocardia leonense (Mansfield, 1932) † (unaccepted > superseded rank)
      2. Subspecies Cardium (Trachycardium) stiriatum stiriatum A. P. Brown & Pilsbry, 1911 † accepted as Phlogocardia stiriata (A. P. Brown & Pilsbry, 1911) † (unaccepted > superseded rank)
    29. Species Cardium (Trachycardium) subelongatum G. B. Sowerby II, 1840 accepted as Cardium subelongatum G. B. Sowerby II, 1840
    30. Species Cardium (Trachycardium) transcendens Melvill & Standen, 1899 accepted as Acrosterigma transcendens (Melvill & Standen, 1899) (unaccepted > superseded combination)
    31. Species Cardium (Trachycardium) waitakiensis Suter, 1907 † accepted as Hedecardium (Hedecardium) waitakiense (Suter, 1907) † (superseded combination)
    32. Species Cardium (Trachycardium) cinderellae Maury, 1917 † represented as Trachycardium cinderellae (Maury, 1917) †
    33. Species Cardium (Trachycardium) oedalium Dall, 1900 † represented as Trachycardium oedalium (Dall, 1900) †
      1. Subspecies Cardium (Trachycardium) oedalium harveyense Mansfield, 1932 † represented as Trachycardium oedalium harveyense (Mansfield, 1932) †
      2. Subspecies Cardium (Trachycardium) oedalium oedalium Dall, 1900 † represented as Trachycardium oedalium oedalium (Dall, 1900) †
    34. Species Cardium (Trachycardium) biarmatum O. Boettger, 1883 † (uncertain > unassessed)
    35. Species Cardium (Trachycardium) caroniense Maury, 1925 † (uncertain > unassessed)
    36. Species Cardium (Trachycardium) couvense Maury, 1925 † (uncertain > unassessed)
    37. Species Cardium (Trachycardium) dominicense Gabb, 1873 † (uncertain > unassessed)
    38. Species Cardium (Trachycardium) eufaulense Conrad, 1860 † (uncertain > unassessed)
    39. Species Cardium (Trachycardium) inconspicuum Guppy, 1866 † (uncertain > unassessed)
    40. Species Cardium (Trachycardium) machapooriensis Maury, 1925 † (uncertain > unassessed)
    41. Species Cardium (Trachycardium) niasense O. Boettger, 1883 † (uncertain > unassessed)
    42. Species Cardium (Trachycardium) peruvianum Spieker, 1922 † (uncertain > unassessed)
    43. Species Cardium (Trachycardium) sanctidavidis Maury, 1925 † (uncertain > unassessed)
    44. Species Cardium (Trachycardium) tamanense Maury, 1925 † (uncertain > unassessed)
    45. Species Cardium (Trachycardium) venadense Maury, 1925 † (uncertain > unassessed)
    46. Species Cardium (Trachycardium) zorritensis Spieker, 1922 † (uncertain > unassessed)
  84. Subgenus Cardium (Trigoniocardia) Dall, 1900 accepted as Trigoniocardia Dall, 1900 (unaccepted > superseded rank)
    1. Species Cardium (Trigoniocardia) aminense Dall, 1900 † accepted as Trigoniocardia aminensis (Dall, 1900) † (unaccepted > superseded combination)
    2. Species Cardium (Trigoniocardia) antillarum A. d'Orbigny, 1853 accepted as Trigoniocardia antillarum (A. d'Orbigny, 1853) (unaccepted > superseded combination)
    3. Species Cardium (Trigoniocardia) willcoxi Dall, 1900 † accepted as Trigoniocardia willcoxi (Dall, 1900) † (unaccepted > superseded combination)
    4. Species Cardium (Trigoniocardia) affinis (E. T. Nelson, 1870) † (uncertain > unassessed)
    5. Species Cardium (Trigoniocardia) carolinae Maury, 1912 † (uncertain > unassessed)
    6. Species Cardium (Trigoniocardia) castum Guppy, 1966 † (uncertain > unassessed)
      1. Variety Cardium (Trigoniocardia) castum var. brassicum Maury, 1925 † (uncertain > unassessed)
    7. Species Cardium (Trigoniocardia) deadenense Mansfield, 1932 † (uncertain > unassessed)
    8. Species Cardium (Trigoniocardia) hannai Olsson, 1932 † (uncertain > unassessed)
    9. Species Cardium (Trigoniocardia) manzanillense Maury, 1925 † (uncertain > unassessed)
    10. Species Cardium (Trigoniocardia) maturense Dall, 1900 † (uncertain > unassessed)
    11. Species Cardium (Trigoniocardia) mirandense Maury, 1925 † (uncertain > unassessed)
    12. Species Cardium (Trigoniocardia) periimeris Maury, 1925 † (uncertain > unassessed)
  85. Subgenus Cardium (Tropidocardium) Römer, 1868 accepted as Cardium Linnaeus, 1758 (unaccepted > junior objective synonym)
  86. Subgenus Cardium (Tulongocardium) C.-Z. Chen, J.-H. Chen & Z.-M. Zhang, 1976 † accepted as Tulongocardium C.-Z. Chen, J.-H. Chen & Z.-M. Zhang, 1976 † (unaccepted > superseded rank)
    1. Species Cardium (Tulongocardium) pluriradiatum C.-Z. Chen, J.-H. Chen & Z.-M. Zhang, 1976 † (uncertain > unassessed)
  87. Species Cardium abichi R. Hoernes, 1874 † accepted as Paradacna abichi (R. Hoernes, 1874) † (unaccepted > superseded combination)
    1. Variety Cardium abichi var. anconaetanum Capellini, 1879 † accepted as Pontalmyra anconaetana (Capellini, 1879) † (superseded rank and combination)
  88. Species Cardium abramovici A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Raricardium konjuschevski (K. A. Ali-Zade, 1932) † (unaccepted > junior subjective synonym)
  89. Species Cardium abreki Uspenskaja, 1931 † accepted as Avicardium abreki (Uspenskaja, 1931) † (unaccepted > superseded combination)
  90. Species Cardium abundans Liverovskaya, 1939 † accepted as Plagiocardium abundans (Liverovskaya, 1939) † (unaccepted > superseded combination)
  91. Species Cardium acardo Deshayes, 1838 † accepted as Arcicardium acardo (Deshayes, 1838) † (unaccepted > superseded combination)
  92. Species Cardium acerbum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes acerbus (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  93. Species Cardium aculcatum Aradas & Benoit, 1872 accepted as Acanthocardia aculeata (Linnaeus, 1758) (unaccepted > misspelling - incorrect subsequent spelling)
  94. Species Cardium aculeatum Linnaeus, 1758 accepted as Acanthocardia aculeata (Linnaeus, 1758) (unaccepted > superseded combination)
    1. Variety Cardium aculeatum var. alba Monterosato, 1872 accepted as Acanthocardia aculeata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    2. Variety Cardium aculeatum var. depressa J. T. Marshall, 1893 accepted as Acanthocardia aculeata (Linnaeus, 1758) (unaccepted > junior homonym, non Cardium depressum Deshayes, 1838)
    3. Variety Cardium aculeatum var. perrugosa Fontannes, 1882 † accepted as Acanthocardia perrugosa (Fontannes, 1882) † (unaccepted > superseded combination)
  95. Species Cardium acutecostatum A. d'Orbigny, 1843 † accepted as Cardium cleryi Deshayes, 1857 † (unaccepted > misspelling - incorrect subsequent spelling)
  96. Species Cardium acuticostatum A. d'Orbigny, 1843 † accepted as Cardium cleryi Deshayes, 1857 † (unaccepted > junior homonym, invalid: junior homonym of C. acuticostatum Münster, 1834)
  97. Species Cardium adacnoides Cheltsov, 1965 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (subjective synonym)
  98. Species Cardium adamsii Reeve, 1850 accepted as Cardium fornicatum G. B. Sowerby II, 1840 (unaccepted > junior subjective synonym)
  99. Species Cardium adonisi A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
  100. Species Cardium aeolicum Gmelin, 1791 accepted as Lyrocardium aeolicum (Born, 1778)
  101. Species Cardium aeolicum Born, 1778 accepted as Lyrocardium aeolicum (Born, 1778) (unaccepted > superseded combination)
  102. Species Cardium aequale Deshayes, 1855 accepted as Cardium dionaeum Broderip & G. B. Sowerby I, 1829 (unaccepted > junior subjective synonym)
  103. Species Cardium agassizii Michelotti, 1839 † accepted as Cardiolucina agassizii (Michelotti, 1839) † (original combination)
  104. Species Cardium ainuanum Yokoyama, 1927 † accepted as Clinocardium ainuanum (Yokoyama, 1927) † (unaccepted > superseded combination)
  105. Species Cardium akobae Cheltsov, 1965 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (unaccepted > superseded combination)
  106. Species Cardium aktamense A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (tentative junior subjective synonym)
  107. Species Cardium aktschagilicum K. A. Ali-Zade, 1941 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) †
  108. Species Cardium alabastrum P. P. Carpenter, 1857 accepted as Trigoniocardia granifera (Broderip & G. B. Sowerby I, 1829) (unaccepted > junior subjective synonym)
  109. Species Cardium albanicum [sic] † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (incorrect subsequent spelling, tentative junior subjective synonym)
  110. Species Cardium albanum A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  111. Species Cardium alfuricum P. J. Fischer, 1921 † accepted as Fragum alfuricum (P. J. Fischer, 1921) † (unaccepted > superseded combination)
  112. Species Cardium aliforme J. De C. Sowerby, 1827 † accepted as Conocardium aliforme (J. De C. Sowerby, 1827) † (original combination)
  113. Species Cardium alternatum G. B. Sowerby II, 1840 accepted as Vasticardium angulatum (Lamarck, 1819) (unaccepted > junior subjective synonym)
  114. Species Cardium altum Cheltsov, 1965 † accepted as Cerastoderma altum (Cheltsov, 1965) † (unaccepted > superseded combination)
  115. Species Cardium amandum A. A. Ali-Zade, 1967 † accepted as Cerastoderma siphonophorum (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  116. Species Cardium amboinense Gmelin, 1791 accepted as Tucetona pectunculus (Linnaeus, 1758)
  117. Species Cardium ameghinoi Ihering, 1907 † accepted as Hedecardium (Iheringicardium) ameghinoi (Ihering, 1907) † (unaccepted > superseded combination)
  118. Species Cardium ammoni Rzehak, 1893 † accepted as Limnopagetia ammoni (Rzehak, 1893) † (unaccepted > superseded combination)
  119. Species Cardium anapi A. A. Ali-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
  120. Species Cardium andreae Dujardin, 1837 † accepted as Acanthocardia andreae (Dujardin, 1837) † (unaccepted > superseded combination)
  121. Species Cardium andrusovi Sokolov, 1899 † accepted as Acanthocardia andrusovi (Sokolov, 1899) † (unaccepted > superseded combination)
    1. Variety Cardium andrusovi var. pavlinovi Zhizhchenko, 1959 † accepted as Acanthocardia paucicostata (G. B. Sowerby II, 1834) (unaccepted > junior subjective synonym)
    2. Variety Cardium andrusovi var. tulskajensis Pavlinova-Ilyina, 1957 † accepted as Acanthocardia paucicostata (G. B. Sowerby II, 1834) (unaccepted > junior subjective synonym)
  122. Species Cardium angulatum A. A. Ali-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  123. Species Cardium angulatum Lamarck, 1819 accepted as Vasticardium angulatum (Lamarck, 1819) (unaccepted > superseded combination)
  124. Species Cardium anguliferum F. Sandberger, 1863 † accepted as Habecardium cingulatum (Goldfuss, 1837) † (unaccepted > junior subjective synonym, Invalid: junior homonym of Cardium anguliferum Roemer, 1850)
  125. Species Cardium angulosum Deshayes, 1857 † accepted as Plagiodacna angulosa (Deshayes, 1857) † (unaccepted > superseded combination)
  126. Species Cardium angusticostatum Rousseau, 1842 † accepted as Stenodacna angusticostata (Rousseau, 1842) † (unaccepted > superseded combination)
  127. Species Cardium annae Pilsbry, 1904 accepted as Fulvia mutica (Reeve, 1844) (unaccepted > junior subjective synonym)
  128. Species Cardium antillarum A. d'Orbigny, 1853 accepted as Trigoniocardia antillarum (A. d'Orbigny, 1853) (unaccepted > superseded combination)
  129. Species Cardium antropovi A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  130. Species Cardium anubis A. A. Ali-Zade, 1967 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (unaccepted > junior subjective synonym)
  131. Species Cardium apertum Chemnitz, 1782 accepted as Cardium apertum Bruguière, 1789 (unaccepted > unavailable name, published in a work rejected by ICZN direction 1; available from Bruguière, 1789)
  132. Species Cardium apertum Münster, 1837 † accepted as Lymnocardium subapertum (A. d'Orbigny, 1852) † (unaccepted > junior homonym, junior homonym of Cardium apertum Bruguière, 1789; Cardium subapertum is a replacement name)
  133. Species Cardium apertum Bruguière, 1789 accepted as Fulvia aperta (Bruguière, 1789) (unaccepted > superseded combination)
  134. Species Cardium aperturatum Deshayes, 1853 † accepted as Bosphoricardium aperturatum (Deshayes, 1853) † (unaccepted > superseded combination)
  135. Species Cardium apicinum (P. P. Carpenter, 1864) accepted as Laevicardium elenense (G. B. Sowerby II, 1840) (unaccepted > junior subjective synonym)
  136. Species Cardium apporectum A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  137. Species Cardium approbum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  138. Species Cardium aquilinum Mittre, 1842 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
  139. Species Cardium aquitanicum Mayer, 1858 † accepted as Lyrocardium aquitanicum (Mayer, 1858) † (unaccepted > superseded combination)
  140. Species Cardium arabicus Issel, 1869 accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > junior subjective synonym)
  141. Species Cardium aradasi Crema, 1903 † accepted as Papillicardium aradasi (Crema, 1903) † (unaccepted > superseded combination)
  142. Species Cardium arbacti A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  143. Species Cardium arcaeformis Chapman & Crespin, 1934 † accepted as Glans latissima (Tate, 1886) † (junior subjective synonym)
  144. Species Cardium arcella Dujardin, 1837 † accepted as Cerastoderma arcellum (Dujardin, 1837) † (unaccepted > superseded combination)
  145. Species Cardium arcticum G. B. Sowerby II, 1834 accepted as Cardium ciliatum O. Fabricius, 1780 (unaccepted > junior subjective synonym)
  146. Species Cardium arcuatulum G. B. Sowerby III, 1874 accepted as Fragum mundum (Reeve, 1845) (unaccepted > junior subjective synonym)
  147. Species Cardium arcuatum Montagu, 1803 accepted as Lucinella divaricata (Linnaeus, 1758) (synonym)
  148. Species Cardium arenatum P. P. Carpenter, 1857 accepted as Cardium quadragenarium Conrad, 1837 (unaccepted > junior subjective synonym)
  149. Species Cardium arenicolum Reeve, 1845 accepted as Cardium maculosum W. Wood, 1815 (unaccepted > junior subjective synonym)
  150. Species Cardium argovianum Mayer, 1865 † accepted as Protocardia argoviana (Mayer, 1865) † (original combination)
  151. Species Cardium arguni Uspenskaja, 1931 † accepted as Avicardium kamishense (Uspenskaja, 1931) † (subjective synonym)
  152. Species Cardium argutum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  153. Species Cardium aristi A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Cerastoderma altum (Cheltsov, 1965) † (tentative junior subjective synonym)
  154. Species Cardium arpadense M. Hörnes, 1861 † accepted as Lymnocardium arpadense (M. Hörnes, 1861) † (unaccepted > superseded combination)
  155. Species Cardium asaphum A. F. Leanza, 1942 † accepted as Asoella asapha (A. F. Leanza, 1942) † (unaccepted > superseded combination)
  156. Species Cardium asiaticum A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra vogdti (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  157. Species Cardium asiaticum Chemnitz, 1782 accepted as Cardium asiaticum Bruguière, 1789 (unaccepted > unavailable name, published in a work rejected by ICZN direction 1; available from Bruguière, 1789)
  158. Species Cardium asiaticum Bruguière, 1789 accepted as Vepricardium asiaticum (Bruguière, 1789) (unaccepted > superseded combination)
  159. Species Cardium aspersum G. B. Sowerby I, 1833 accepted as Papyridea aspersa (G. B. Sowerby I, 1833) (unaccepted > superseded combination, original combination)
  160. Species Cardium asperulum Lamarck, 1805 † accepted as Vepricardium asperulum (Lamarck, 1805) † (unaccepted > superseded combination)
  161. Species Cardium assimile Reeve, 1844 accepted as Vasticardium assimile (Reeve, 1844) (unaccepted > superseded combination)
  162. Species Cardium atrocis A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  163. Species Cardium attenuatum G. B. Sowerby II, 1841 accepted as Acrosterigma attenuatum (G. B. Sowerby II, 1841) (unaccepted > superseded combination)
  164. Species Cardium auingeri T. Fuchs, 1870 † accepted as Plagiodacna auingeri (T. Fuchs, 1870) † (unaccepted > superseded combination)
  165. Species Cardium aurantiacum A. Adams & Reeve, 1850 accepted as Lyrocardium aurantiacum (A. Adams & Reeve, 1850) (unaccepted > superseded combination)
  166. Species Cardium auricula Niebuhr, 1775 accepted as Lunulicardia auricula (Niebuhr, 1775) (unaccepted > superseded combination)
  167. Species Cardium australe G. B. Sowerby II, 1834 accepted as Fulvia australis (G. B. Sowerby II, 1834) (unaccepted > superseded combination)
  168. Species Cardium australiense Reeve, 1844 accepted as Hemidonax australiensis (Reeve, 1844) (original combination)
  169. Species Cardium aventini A. A. Ali-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  170. Species Cardium aviculare Deshayes, 1829 † accepted as Avicularium lithocardium (Linnaeus, 1771) † (Unjustified emendation of Cardita avicularia Lamarck, 1805)
  171. Species Cardium aviculare Sinzov, 1875 † accepted as Aviculocardium aviculare (Sinzov, 1875) † (unaccepted > superseded combination)
  172. Species Cardium avisanense Fontannes, 1879 † accepted as Procardium avisanense (Fontannes, 1879) † (unaccepted > superseded combination)
  173. Species Cardium azerbajdjanicum K. A. Ali-Zade, 1932 † accepted as Cerastoderma azerbajdjanicum (K. A. Ali-Zade, 1932) † (unaccepted > superseded combination)
  174. Species Cardium baeri Grimm, 1877 accepted as Didacna baeri (Grimm, 1877) (unaccepted > superseded combination)
  175. Species Cardium baericrassum Pavlov, 1925 † accepted as Didacna baericrassa (Pavlov, 1925) † (unaccepted > superseded combination)
  176. Species Cardium bajarunasi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes bajarunasi (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
    1. Variety Cardium bajarunasi var. urupensis V. P. Kolesnikov, 1929 † accepted as Obsoletiformes bajarunasi urupensis (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  177. Species Cardium balatonicum T. Fuchs, 1870 † accepted as Pseudocatillus balatonicus (T. Fuchs, 1870) † (unaccepted > superseded combination)
  178. Species Cardium balchanicum A. A. Ali-Zade, 1967 † accepted as Cerastoderma konschini (Andrusov, 1902) † (tentative junior subjective synonym)
  179. Species Cardium banaticum T. Fuchs, 1870 † accepted as Bosphoricardium banaticum (T. Fuchs, 1870) † (unaccepted > superseded combination)
  180. Species Cardium baranowense Hilber, 1882 † accepted as Laevicardium baranowense (Hilber, 1882) † (unaccepted > superseded combination)
  181. Species Cardium barbotdemarnii Grimm, 1877 accepted as Didacna barbotdemarnii (Grimm, 1877) (unaccepted > superseded combination, original combination)
  182. Species Cardium barboti R. Hoernes, 1874 † accepted as Replidacna barboti (R. Hoernes, 1874) † (unaccepted > superseded combination)
  183. Species Cardium barrandai Mayer-Eymar, 1900 † accepted as Acanthocardia turonica (Mayer, 1861) † (unaccepted > misspelling - incorrect subsequent spelling)
  184. Species Cardium barrandei Mayer-Eymar, 1900 † accepted as Cardium barrandai Mayer-Eymar, 1900 † (unaccepted > junior subjective synonym)
  185. Species Cardium bavaricum Ammon, 1888 † accepted as Limnopagetia bavarica (Ammon, 1888) † (unaccepted > superseded combination)
  186. Species Cardium bayeri Haanstra & Spiker, 1932 † accepted as Frigidocardium bayeri (Haanstra & Spiker, 1932) † (unaccepted > superseded combination)
  187. Species Cardium bayerni R. Hoernes, 1874 † accepted as Chartoconcha bayerni (R. Hoernes, 1874) † (unaccepted > superseded combination)
  188. Species Cardium bazini Deshayes, 1858 † accepted as Bucardium bazini (Deshayes, 1858) † (unaccepted > superseded combination)
  189. Species Cardium beaumonti "A. d'Orbigny, 1844" † accepted as Obsoletiformes obsoletus (Eichwald, 1830) † (unaccepted > junior objective synonym)
  190. Species Cardium beaumontianum "A. d'Orbigny, 1845" † accepted as Obsoletiformes obsoletus (Eichwald, 1830) † (unaccepted > junior objective synonym)
  191. Species Cardium bechei Reeve, 1847 accepted as Nemocardium bechei (Reeve, 1847) (unaccepted > superseded combination)
  192. Species Cardium belcheri Broderip & G. B. Sowerby I, 1829 accepted as Phlogocardia belcheri (Broderip & G. B. Sowerby I, 1829) (unaccepted > superseded combination)
  193. Species Cardium belgicum De Malzine, 1867 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  194. Species Cardium beli A. A. Ali-Zade & Petrova, 1969 † accepted as Cerastoderma altum (Cheltsov, 1965) † (unaccepted > junior subjective synonym)
  195. Species Cardium bellulum A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra vogdti (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  196. Species Cardium belticum Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  197. Species Cardium belusi A. A. Ali-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
  198. Species Cardium bengasiensis Kaltenbach, 1943 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  199. Species Cardium benoisti Cossmann, 1896 † accepted as Parvicardium benoisti (Cossmann, 1896) † (unaccepted > superseded combination)
  200. Species Cardium bianconianum Cocconi, 1873 † accepted as Acanthocardia bianconiana (Cocconi, 1873) † (unaccepted > superseded combination)
  201. Species Cardium biangulatum Broderip & G. B. Sowerby I, 1829 accepted as Americardia biangulata (Broderip & G. B. Sowerby I, 1829) (unaccepted > superseded combination)
  202. Species Cardium biradiatum Bruguière, 1789 accepted as Acrosterigma biradiatum (Bruguière, 1789) (original combination)
  203. Species Cardium blandum A. Gould, 1850 accepted as Keenocardium blandum (A. Gould, 1850) (unaccepted > superseded combination, original combination)
  204. Species Cardium bogatchevi V. P. Kolesnikov, 1929 † accepted as Cerastoderma arcellum bogatchevi (V. P. Kolesnikov, 1929) † (superseded rank and combination)
  205. Species Cardium bollenense Mayer, 1871 † accepted as Pontalmyra bollenensis (Mayer, 1871) † (unaccepted > superseded combination)
    1. Variety Cardium bollenense var. sparsisulcata Fontannes, 1882 † (uncertain > taxon inquirendum)
  206. Species Cardium bollense [sic] † accepted as Pontalmyra bollenensis (Mayer, 1871) † (unaccepted > misspelling - incorrect subsequent spelling)
  207. Species Cardium bomasense K. Martin, 1917 † accepted as Freneixicardia bomasense (K. Martin, 1917) † (unaccepted > superseded combination)
  208. Species Cardium boreale Reeve, 1845 accepted as Cardium groenlandicum Mohr, 1786 (unaccepted > junior homonym, non Cardium boreale Broderip & G. B. Sowerby I, 1829)
  209. Species Cardium boreale Broderip & G. B. Sowerby I, 1829 accepted as Cardium californiense Deshayes, 1839 (unaccepted > junior subjective synonym, uncertain synonym)
  210. Species Cardium bouei Deshayes, 1858 † accepted as Loxocardium bouei (Deshayes, 1858) † (unaccepted > superseded combination)
  211. Species Cardium bourdoti Cossmann, 1882 † accepted as Parvicardium bourdoti (Cossmann, 1882) † (unaccepted > superseded combination)
  212. Species Cardium bouryi Cossmann, 1886 † accepted as Orthocardium bouryi (Cossmann, 1886) † (unaccepted > superseded combination)
  213. Species Cardium bozdagiense K. A. Ali-Zade, 1941 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) †
  214. Species Cardium brachytonum Suter, 1917 † accepted as Tucetona brachytona (Suter, 1917) † (superseded combination)
  215. Species Cardium brasilianum Lamarck, 1819 accepted as Laevicardium brasilianum (Lamarck, 1819) (unaccepted > superseded combination)
  216. Species Cardium braunsi Tokunaga, 1906 † accepted as Clinocardium braunsi (Tokunaga, 1906) † (unaccepted > superseded combination)
  217. Species Cardium brocchii Mayer, 1866 † accepted as Acanthocardia brocchii (Mayer, 1866) † (unaccepted > superseded combination)
  218. Species Cardium bruguierei Deshayes, 1857 † accepted as Conocardium elongatum (J. Sowerby, 1815) †
  219. Species Cardium brunneri Hector, 1886 † accepted as Hedecardium brunneri (Hector, 1886) † (original combination)
  220. Species Cardium brusinai Rzehak, 1893 † accepted as Limnopagetia moravica (Rzehak, 1883) † (unaccepted > junior subjective synonym)
  221. Species Cardium buelowi Rolle, 1896 accepted as Keenocardium buelowi (Rolle, 1896) (unaccepted > superseded combination, original combination)
  222. Species Cardium bullatum (Linnaeus, 1758) sensu Lamarck, 1819 accepted as Papyridea soleniformis (Bruguière, 1789) (unaccepted > misapplication)
  223. Species Cardium bullatum Locard, 1891 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior homonym, non Cardium bullatum (Linnaeus, 1858) sensu Lamarck, 1819)
  224. Species Cardium bülowi Rolle, 1896 accepted as Keenocardium buelowi (Rolle, 1896) (unaccepted > misspelling - incorrect original spelling)
  225. Species Cardium burchardti Dunker, 1877 accepted as Acrosterigma burchardi (Dunker, 1877) (unaccepted > misspelling - incorrect original spelling)
  226. Species Cardium burdigalinum Lamarck, 1819 † accepted as Bucardium burdigalinum (Lamarck, 1819) † (original combination)
  227. Species Cardium burnupi G. B. Sowerby III, 1897 accepted as Vepricardium burnupi (G. B. Sowerby III, 1897) (unaccepted > superseded combination)
  228. Species Cardium calcitrapoides Lamarck, 1805 † accepted as Paraglans calcitrapoides (Lamarck, 1805) † (original combination)
  229. Species Cardium californianum Conrad, 1837 accepted as Clinocardium nuttallii (Conrad, 1837) (unaccepted > junior subjective synonym)
  230. Species Cardium californiense Deshayes, 1839 accepted as Keenocardium californiense (Deshayes, 1839) (unaccepted > superseded combination)
    1. Variety Cardium californiense var. comoxense Dall, 1900 † accepted as Cardium ciliatum O. Fabricius, 1780 (unaccepted > junior subjective synonym)
  231. Species Cardium campechiense Röding, 1798 accepted as Dallocardia muricata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  232. Species Cardium cantuariense Laws, 1933 † accepted as Hedecardium cantuariense (Laws, 1933) † (superseded combination)
  233. Species Cardium caparti Nicklès, 1955 accepted as Europicardium caparti (Nicklès, 1955) (unaccepted > superseded combination)
  234. Species Cardium capsoides Bayan, 1873 † accepted as Parvicardium capsoides (Bayan, 1873) † (unaccepted > superseded combination)
  235. Species Cardium caracutum Uspenskaja, 1931 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > superseded combination)
  236. Species Cardium cardissa Linnaeus, 1758 accepted as Corculum cardissa (Linnaeus, 1758) (unaccepted > superseded combination)
  237. Species Cardium carditaeforme Reeve, 1845 accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > junior subjective synonym)
  238. Species Cardium carinatum Deshayes, 1838 † accepted as Plagiodacna angulosa (Deshayes, 1857) † (unaccepted > junior homonym, non Cardium carinatum Bronn, 1831)
    1. Variety Cardium carinatum var. major R. Hoernes, 1874 † accepted as Plagiodacna angulosa (Deshayes, 1857) † (unaccepted > junior subjective synonym)
    2. Variety Cardium carinatum var. densecostata Almera & Bofill y Poch, 1894 † (uncertain > taxon inquirendum)
    3. Variety Cardium carinatum var. elongatum Capellini, 1879 † (uncertain > taxon inquirendum)
    4. Variety Cardium carinatum var. filicostata Almera & Bofill y Poch, 1894 † (uncertain > taxon inquirendum)
    5. Variety Cardium carinatum var. magnocardo Almera & Bofill y Poch, 1894 † (uncertain > taxon inquirendum)
    6. Variety Cardium carinatum var. minor Almera & Bofill y Poch, 1894 † (uncertain > taxon inquirendum)
  239. Species Cardium carneosum da Costa, 1779 accepted as Strigilla carnaria (Linnaeus, 1758)
  240. Species Cardium carnuntinum M. Hörnes, 1861 † accepted as Lymnocardium carnuntinum (M. Hörnes, 1861) † (unaccepted > superseded combination)
    1. Variety Cardium carnuntinum var. etruscum Capellini, 1873 † (uncertain > taxon inquirendum)
  241. Species Cardium carolinensis Conrad, 1863 † accepted as Dinocardium robustum ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
  242. Species Cardium carolinum A. d'Orbigny, 1844 † accepted as Granocardium carolinum (A. d'Orbigny, 1844) † (unaccepted > superseded combination)
  243. Species Cardium carpatinum (Jekelius, 1944) † accepted as Replidacna carpatina Jekelius, 1944 † (unaccepted > superseded combination)
  244. Species Cardium casertanum Poli, 1791 accepted as Euglesa casertana (Poli, 1791) (unaccepted > superseded combination)
  245. Species Cardium caspium A. A. Ali-Zade, 1967 † accepted as Cerastoderma karelini (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  246. Species Cardium castellinense Capellini, 1873 † accepted as Pontalmyra castellinensis (Capellini, 1873) † (unaccepted > superseded combination)
  247. Species Cardium castum Guppy, 1866 † accepted as Cardium (Trigoniocardia) castum Guppy, 1966 † (unaccepted > superseded combination)
  248. Species Cardium caudatum K. A. Ali-Zade, 1941 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) †
  249. Species Cardium cazecae Andrusov, 1890 † accepted as Pseudocatillus cazecae (Andrusov, 1890) † (unaccepted > superseded combination)
  250. Species Cardium cekusi Gorjanović-Kramberger, 1890 † accepted as Paradacna cekusi (Gorjanović-Kramberger, 1890) † (unaccepted > superseded combination)
  251. Species Cardium centopleurum Andrusov, 1902 † accepted as Obsoletiformes centopleurus (Andrusov, 1902) † (unaccepted > superseded combination)
  252. Species Cardium centumliratum Melvill, 1907 accepted as Frigidocardium centumliratum (Melvill, 1907) (unaccepted > superseded combination)
  253. Species Cardium centumpanium Andrusov, 1911 † accepted as Acanthocardia centumpania (Andrusov, 1911) † (unaccepted > superseded combination)
  254. Species Cardium centumpleurum [sic] † accepted as Obsoletiformes centopleurus (Andrusov, 1902) † (unaccepted > misspelling - incorrect subsequent spelling)
  255. Species Cardium ceramidum Dall, 1886 accepted as Trigoniocardia antillarum (A. d'Orbigny, 1853) (unaccepted > junior subjective synonym)
  256. Species Cardium chartaceum Brusina, 1874 † accepted as Parvidacna chartacea (Brusina, 1874) † (unaccepted > superseded combination)
  257. Species Cardium chazaricum A. A. Ali-Zade, 1967 † accepted as Cerastoderma altum (Cheltsov, 1965) † (tentative junior subjective synonym)
  258. Species Cardium chiae Almera, 1894 † accepted as Pontalmyra incerta chiae (Almera, 1894) † (superseded rank and combination)
  259. Species Cardium chorasanicum A. A. Ali-Zade, 1967 † accepted as Cerastoderma konschini (Andrusov, 1902) † (tentative junior subjective synonym)
  260. Species Cardium chorezmicum A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  261. Species Cardium ciliatum O. Fabricius, 1780 accepted as Ciliatocardium ciliatum (O. Fabricius, 1780) (unaccepted > superseded combination)
  262. Species Cardium cingulatum Goldfuss, 1837 † accepted as Habecardium cingulatum (Goldfuss, 1837) † (unaccepted > superseded combination)
  263. Species Cardium citrinum W. Wood, 1815 accepted as Cardium serratum Linnaeus, 1758 (unaccepted > junior subjective synonym)
  264. Species Cardium civicum Yokoyama, 1927 † accepted as Cardiolucina civica (Yokoyama, 1927) (unaccepted > superseded combination)
  265. Species Cardium clavatum Hilber, 1879 † accepted as Acanthocardia clavata (Hilber, 1879) † (unaccepted > superseded combination)
  266. Species Cardium clodiense Brocchi, 1814 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  267. Species Cardium cochleatum Quenstedt, 1852 † accepted as Pterocardia cochleata (Quenstedt, 1852) † (original combination)
  268. Species Cardium coefiensis Kaltenbach, 1943 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    1. Subspecies Cardium coefiensis cyrenaica Kaltenbach, 1949 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    2. Subspecies Cardium coefiensis heilmeieri Kaltenbach, 1949 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  269. Species Cardium collineum Buvignier, 1852 † accepted as Protocardia collinea (Buvignier, 1852) † (original combination)
  270. Species Cardium complanatum T. Fuchs, 1870 † accepted as Phyllocardium complanatum (T. Fuchs, 1870) † (unaccepted > superseded combination)
  271. Species Cardium conjungens M. Hörnes, 1861 † accepted as Lymnocardium conjungens (M. Hörnes, 1861) † (unaccepted > superseded combination)
  272. Species Cardium consors G. B. Sowerby I, 1833 accepted as Trachycardium consors (G. B. Sowerby I, 1833) (original combination)
    1. Variety Cardium consors var. laxum Dall, 1901 accepted as Trachycardium consors (G. B. Sowerby I, 1833) (unaccepted > junior subjective synonym)
  273. Species Cardium conspectum Cheltsov, 1965 † accepted as Acobaecardium conspectum (Cheltsov, 1965) † (unaccepted > superseded combination)
  274. Species Cardium convexum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (junior homonym of Cardium convexum Deshayes, 1858, and tentative junior subjective synonym)
  275. Species Cardium convexum Deshayes, 1858 † accepted as Agnocardia convexa (Deshayes, 1858) † (unaccepted > superseded combination)
  276. Species Cardium cooperii Gabb, 1864 † accepted as Nemocardium cooperii (Gabb, 1864) † (original combination)
    1. Variety Cardium cooperii var. lorenzanum Arnold, 1908 † accepted as Anechinocardium lorenzanum (Arnold, 1908) † (unaccepted > superseded combination)
  277. Species Cardium copiosum Cheltsov, 1965 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (tentative subjective synonym)
  278. Species Cardium corallinum Leymerie, 1846 † accepted as Pterocardia corallina (Leymerie, 1846) †
  279. Species Cardium corallinum Linnaeus, 1758 accepted as Mactra corallina (Linnaeus, 1758) (unaccepted > superseded combination)
  280. Species Cardium corbis Martyn, 1784 accepted as Clinocardium nuttallii (Conrad, 1837) (unaccepted > unavailable name, non-binominal)
  281. Species Cardium corbuloides Deshayes, 1838 † accepted as Pseudocatillus corbuloides (Deshayes, 1838) † (unaccepted > superseded combination)
  282. Species Cardium coronatum Schröter, 1786 accepted as Vepricardium coronatum (Schröter, 1786) (unaccepted > superseded combination)
  283. Species Cardium coronatum Spengler, 1799 accepted as Vepricardium coronatum (Schröter, 1786) (unaccepted > junior homonym, non Cardium coronatum Schröter, 1786)
  284. Species Cardium cosmetum Cossmann, 1886 † accepted as Parvicardium cosmetum (Cossmann, 1886) † (unaccepted > superseded combination)
  285. Species Cardium coxi Hector, 1886 † accepted as Maoricardium coxi (Hector, 1886) † (original combination)
  286. Species Cardium cracentis A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Avicardium litorosum (A. A. Ali-Zade & Kabakova, 1967) † (subjective synonym)
  287. Species Cardium crassatellatum Deshayes, 1838 † accepted as Pontalmyra crassatellata (Deshayes, 1838) † (unaccepted > superseded combination)
  288. Species Cardium crassispinosum G. B. Sowerby II, 1834 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  289. Species Cardium crassum Eichwald, 1829 accepted as Cardium eichwaldi Krynicki, 1837 (unaccepted > junior homonym, invalid: non Cardium crassum Gmelin, 1791; Cardium eichwaldi Krynicki, 1837 is a replacement name)
  290. Species Cardium crassum Gmelin, 1791 accepted as Laevicardium crassum (Gmelin, 1791) (original combination)
  291. Species Cardium crenelloides Melvill, 1909 accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > superseded combination)
  292. Species Cardium crenulatum Lamarck, 1819 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  293. Species Cardium crenulatum Rousseau, 1842 † accepted as Pontalmyra crenulata (Rousseau, 1842) † (unaccepted > junior homonym, non Cardium crenulatum Lamarck, 1819)
  294. Species Cardium cristagalli L. Róth, 1878 † accepted as Lymnocardium cristagalli (L. Róth, 1878) † (unaccepted > superseded combination)
  295. Species Cardium cruentatum A. Gould, 1855 accepted as Laevicardium substriatum (Conrad, 1837) (unaccepted > junior subjective synonym)
  296. Species Cardium cruentum G. Perry, 1811 accepted as Fragum unedo (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  297. Species Cardium cucullatum Goldfuss, 1837 † accepted as Eotrapezium cucullatum (Goldfuss, 1837) † (unaccepted > superseded combination)
  298. Species Cardium cuculloides Tate, 1886 † accepted as Notocallista (Striacallista) cuculloides (Tate, 1886) † (unaccepted > superseded combination)
  299. Species Cardium cucurtense Andrusov, 1902 † accepted as Avicardium lecanoideum (Andrusov, 1902) † (subjective synonym)
  300. Species Cardium cumingii Broderip, 1833 accepted as Lophocardium cumingii (Broderip, 1833) (unaccepted > superseded combination)
  301. Species Cardium cygnorum Deshayes, 1855 accepted as Acrosterigma cygnorum (Deshayes, 1855) (unaccepted > superseded combination)
  302. Species Cardium cypricardioides Capellini, 1880 † accepted as Plagiodacna cypricardioides (Capellini, 1880) † (unaccepted > superseded combination)
  303. Species Cardium cyreniforme Buvignier, 1852 † accepted as Isocyprina cyreniformis (Buvignier, 1852) † (unaccepted > superseded combination)
  304. Species Cardium cyrense K. A. Ali-Zade, 1941 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) †
  305. Species Cardium dahestanicum Uspenskaja, 1931 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (unaccepted > superseded combination)
    1. Variety Cardium dahestanicum var. parvulus Uspenskaja, 1931 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (subjective synonym)
  306. Species Cardium dalli Heilprin, 1887 † accepted as Acrosterigma dalli (Heilprin, 1887) † (unaccepted > superseded combination)
  307. Species Cardium danatense A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  308. Species Cardium danovi V. P. Kolesnikov, 1929 † accepted as Limnocardium danovi (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  309. Species Cardium danubianum Mayer, 1866 † accepted as Procardium danubianum (Mayer, 1866) † (unaccepted > superseded combination)
  310. Species Cardium darwini Mayer, 1866 accepted as Cardium indicum Lamarck, 1819 (unnecessary replacement name)
  311. Species Cardium davidaschvilii V. P. Kolesnikov, 1950 † accepted as Cerastoderma davidaschvilii (V. P. Kolesnikov, 1950) † (unaccepted > superseded combination)
  312. Species Cardium daviesi Dey, 1962 † accepted as Freneixicardia daviesi (Dey, 1962) † (unaccepted > superseded combination)
  313. Species Cardium dawsoni W. Stimpson, 1862 † accepted as Cardium ciliatum O. Fabricius, 1780 (unaccepted > junior subjective synonym, uncertain synonym)
  314. Species Cardium decorticatum S. V. Wood, 1853 † accepted as Laevicardium decorticatum (S. V. Wood, 1853) † (unaccepted > superseded combination)
  315. Species Cardium decorum T. Fuchs, 1870 † accepted as Lymnocardium decorum (T. Fuchs, 1870) † (unaccepted > superseded combination)
  316. Species Cardium decussatum Mantell, 1822 † accepted as Procardia decussata (Mantell, 1822) † (original combination)
  317. Species Cardium deformis A. A. Ali-Zade & Petrova, 1969 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  318. Species Cardium degrangei Cossmann, 1896 † accepted as Plagiocardium degrangei (Cossmann, 1896) † (unaccepted > superseded combination)
  319. Species Cardium delicatulum E. A. Smith, 1915 accepted as Dallocardia delicatula (E. A. Smith, 1915) (unaccepted > superseded combination)
  320. Species Cardium delpeutum McGill, 1964 accepted as Cardium indicum Lamarck, 1819 (unaccepted > junior subjective synonym)
  321. Species Cardium denisevici A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra vogdti (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  322. Species Cardium depressum Deshayes, 1838 † accepted as Oraphocardium depressum (Deshayes, 1838) † (unaccepted > superseded combination)
  323. Species Cardium descriptum Volkova, 1953 † accepted as Obsoletiformes descriptus (Volkova, 1953) † (unaccepted > superseded combination)
  324. Species Cardium desertum Stoliczka, 1862 † accepted as Pontalmyra deserta (Stoliczka, 1862) † (unaccepted > superseded combination)
  325. Species Cardium deshayesianum Bianconi, 1856 accepted as Fulvia fragilis (Forsskål, 1775) (unaccepted > junior subjective synonym)
  326. Species Cardium deshayesii Payraudeau, 1826 accepted as Acanthocardia deshayesii (Payraudeau, 1826) (unaccepted > superseded combination)
  327. Species Cardium desperatum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes desperatus (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  328. Species Cardium diluvianum Lamarck, 1819 † accepted as Procardium diluvianum (Lamarck, 1819) † (unaccepted > superseded combination)
  329. Species Cardium dimidiatum Goldfuss, 1841 † accepted as Mytilus dimidiatus (Goldfuss, 1841) † (unaccepted > superseded combination)
  330. Species Cardium dingdense Lehmann, 1885 † accepted as Habecardium dingdense (Lehmann, 1885) † (unaccepted > superseded combination)
  331. Species Cardium dionaeum Broderip & G. B. Sowerby I, 1829 accepted as Corculum dionaeum (Broderip & G. B. Sowerby I, 1829) (unaccepted > superseded combination)
  332. Species Cardium discors Lamarck, 1805 † accepted as Cardium parisiense A. d'Orbigny, 1850 † (unaccepted > junior homonym, junior homonym of Cardium discors Montagu, 1803)
  333. Species Cardium discors Montagu, 1803 accepted as Tellina pisiformis Linnaeus, 1758 (unaccepted > junior subjective synonym)
  334. Species Cardium discrepans Basterot, 1825 † accepted as Divaricardium discrepans (Basterot, 1825) † (unaccepted > superseded combination)
  335. Species Cardium dissimile J. De C. Sowerby, 1827 † accepted as Protocardia dissimilis (J. De C. Sowerby, 1827) † (unaccepted > superseded combination)
  336. Species Cardium diversum Conrad, 1847 † accepted as Nemocardium diversum (Conrad, 1847) † (unaccepted > superseded combination)
  337. Species Cardium djanelidzei Kharatishvili, 1952 † accepted as Fragum djanelidzei (Kharatishvili, 1952) † (unaccepted > superseded combination)
  338. Species Cardium dolichum Suter, 1917 † accepted as Procardia dolicha (Suter, 1917) † (superseded combination)
  339. Species Cardium dombra Andrusov, 1902 † accepted as Cerastoderma dombra (Andrusov, 1902) † (unaccepted > superseded combination)
    1. Variety Cardium dombra var. angusta Andrusov, 1902 † accepted as Cerastoderma dombra (Andrusov, 1902) † (subjective synonym)
    2. Variety Cardium dombra var. attenuata Andrusov, 1902 † accepted as Cerastoderma dombra (Andrusov, 1902) † (subjective synonym)
    3. Variety Cardium dombra var. elongata Andrusov, 1902 † accepted as Cerastoderma dombra (Andrusov, 1902) † (subjective synonym)
    4. Variety Cardium dombra var. magna K. A. Ali-Zade, 1954 † accepted as Cerastoderma dombra (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  340. Species Cardium donaciforme Bruguière, 1789 accepted as Hemidonax donaciformis (Bruguière, 1789) (original combination)
  341. Species Cardium dongingii Sinzov, 1876 † accepted as Planacardium dongingii (Sinzov, 1876) † (unaccepted > superseded combination)
    1. Subspecies Cardium dongingii praeformis A. Papp, 1954 † accepted as Planacardium dongingii praeforme (A. Papp, 1954) † (unaccepted > superseded combination)
  342. Species Cardium duboisi Mayer, 1856 † accepted as Panticapaea duboisi (Mayer, 1856) † (unaccepted > superseded combination)
  343. Species Cardium duboisi Mikhailovski, 1903 † accepted as Acanthocardia brocchii (Mayer, 1866) † (unaccepted > junior homonym)
  344. Species Cardium dulce Deshayes, 1863 accepted as Fulvia (Fulvia) dulcis (Deshayes, 1863) (unaccepted > superseded combination)
  345. Species Cardium dulcinea Dall, 1916 accepted as Cardium procerum G. B. Sowerby I, 1833 (unaccepted > junior subjective synonym)
  346. Species Cardium dupinianum A. d'Orbigny, 1844 † accepted as Integricardium dupinianum (A. d'Orbigny, 1844) †
  347. Species Cardium dupuchense Reeve, 1845 accepted as Vasticardium dupuchense (Reeve, 1845) (unaccepted > superseded combination)
  348. Species Cardium duregnei Monterosato, 1891 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  349. Species Cardium dyoniseum Buvignier, 1852 † accepted as Protocardia dyonisea (Buvignier, 1852) †
  350. Species Cardium ebaranum Yokoyama, 1927 † accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > junior subjective synonym)
  351. Species Cardium ebersini V. P. Kolesnikov, 1950 † accepted as Cerastoderma dombra (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  352. Species Cardium eburniferum Guppy, 1869 accepted as Trachycardium isocardia (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  353. Species Cardium echinatum Bruguière, 1789 accepted as Cardium spinosum [Lightfoot], 1786 (unaccepted > junior homonym, non Cardium echinatum Linnaeus, 1758)
  354. Species Cardium echinatum Linnaeus, 1758 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > superseded combination)
    1. Variety Cardium echinatum var. expansa Jeffreys, 1864 accepted as Acanthocardia echinata (Linnaeus, 1758)
    2. Variety Cardium echinatum var. ovata Jeffreys, 1864 accepted as Acanthocardia echinata (Linnaeus, 1758)
  355. Species Cardium edentula Montagu, 1808 accepted as Cardium edentulum Montagu, 1808 (unaccepted > junior subjective synonym)
  356. Species Cardium edentulum Deshayes, 1838 † accepted as Pteradacna subedentula (A. d'Orbigny, 1852) † (unaccepted > junior homonym, junior homonym of Cardium edentulum Montagu, 1808; Cardium subedentulum is a replacement name)
  357. Species Cardium edentulum Montagu, 1808 accepted as Cardium groenlandicum Mohr, 1786 (unaccepted > junior subjective synonym)
  358. Species Cardium edesma Almera & Bofill y Poch, 1894 † accepted as Euxinicardium edesma (Almera & Bofill y Poch, 1894) † (unaccepted > superseded combination)
  359. Species Cardium edule Linnaeus, 1758 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > superseded combination)
    1. Subspecies Cardium edule burchanae Girscher, 1938 † accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    2. Subspecies Cardium edule picolina Kaltenbach, 1943 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    3. Variety Cardium edule var. altior Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    4. Variety Cardium edule var. batesoni Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    5. Variety Cardium edule var. fulva Dautzenberg, 1890 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    6. Variety Cardium edule var. intermedia Milaschewitsch, 1916 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    7. Variety Cardium edule var. libenicense Brusina, 1870 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    8. Variety Cardium edule var. loppensi Mars, 1951 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    9. Variety Cardium edule var. maculata Dautzenberg, 1890 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior homonym, Invalid: junior homonym of Cardium maculatum Gmelin, 1791)
    10. Variety Cardium edule var. maeotica Milaschewitsch, 1908 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    11. Variety Cardium edule var. magna Golubjatniknov, 1908 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior homonym, non Cardium magnum Linnaeus, 1758; nec Born, 1778)
    12. Variety Cardium edule var. major Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    13. Variety Cardium edule var. mareotica Pallary, 1912 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    14. Variety Cardium edule var. nuciformis Milaschewitsch, 1916 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior homonym, non Cardium nuciforme A. d’Orbigny, 1850)
    15. Variety Cardium edule var. paludosa Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    16. Variety Cardium edule var. picta Milaschewitsch, 1916 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    17. Variety Cardium edule var. quadrata Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    18. Variety Cardium edule var. regularis Pallary, 1900 accepted as Cerastoderma edule (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    19. Variety Cardium edule var. umbonatum S. V. Wood, 1853 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior homonym, non Cardium umbonatum J. Sowerby, 1817)
    20. Variety Cardium edule var. carinulatum Almera & Bofill y Poch, 1894 † (uncertain > taxon inquirendum)
    21. Variety Cardium edule var. papiolensis Almera & Bofill y Poch, 1894 † (uncertain > taxon inquirendum)
    22. Variety Cardium edule var. rastellensis Fontannes, 1882 † (uncertain > taxon inquirendum)
  360. Species Cardium edwardsi Deshayes, 1858 † accepted as Nemocardium edwardsi (Deshayes, 1858) † (unaccepted > superseded combination)
  361. Species Cardium egmontianum Shuttleworth, 1856 accepted as Trachycardium (Trachycardium) egmontianum (Shuttleworth, 1856) (unaccepted > superseded combination)
  362. Species Cardium eichwaldi Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789) (synonym)
  363. Species Cardium eichwaldi Krynicki, 1837 accepted as Didacna eichwaldi (Krynicki, 1837) (unaccepted > superseded combination, original combination)
  364. Species Cardium eichwaldii Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  365. Species Cardium elatum G. B. Sowerby I, 1833 accepted as Laevicardium elatum (G. B. Sowerby I, 1833) (unaccepted > superseded combination)
  366. Species Cardium eldaricum V. P. Kolesnikov, 1950 † accepted as Cerastoderma dombra (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  367. Species Cardium elegantis Steklov, 1955 † accepted as Replidacna elegantis (Steklov, 1955) † (unaccepted > superseded combination)
  368. Species Cardium elegantulum Uspenskaja, 1931 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) † (unaccepted > junior homonym, junior homonym of Cardium elegantulum Møller, 1842; Cardium uspenskaiae is a replacement name)
  369. Species Cardium elegantulum C. F. Roemer, 1849 † accepted as Liopistha elegantulata H. E. Vokes, 1956 † (unaccepted > junior homonym, junior homonym of Cardium elegantulum Møller, 1842; Liopistha elegantulata is a replacement name)
  370. Species Cardium elegantulum Møller, 1842 accepted as Goethemia elegantula (Møller, 1842) (unaccepted > superseded combination)
  371. Species Cardium elenense G. B. Sowerby II, 1840 accepted as Laevicardium elenense (G. B. Sowerby II, 1840) (unaccepted > superseded combination)
  372. Species Cardium elongatum Bruguière, 1789 accepted as Vasticardium elongatum (Bruguière, 1789) (unaccepted > superseded combination)
  373. Species Cardium elongatum Montagu, 1803 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior homonym, non Cardium elongatum Bruguière, 1789)
  374. Species Cardium elongatum J. Sowerby, 1815 † accepted as Conocardium elongatum (J. Sowerby, 1815) † (unaccepted > superseded combination)
  375. Species Cardium emarginatum Deshayes, 1829 † accepted as Byssocardium emarginatum (Deshayes, 1829) †
  376. Species Cardium emarginatum Deshayes, 1838 † accepted as Bosphoricardium aperturatum (Deshayes, 1853) † (unaccepted > junior homonym, junior homonym of Cardium emarginatum Deshayes, 1829; Cardium aperturatum is a replacement name)
  377. Species Cardium enode G. B. Sowerby II, 1840 accepted as Vasticardium elongatum enode (G. B. Sowerby II, 1840) (unaccepted > superseded combination)
  378. Species Cardium erinaceum Lamarck, 1819 accepted as Acanthocardia spinosa ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
    1. Variety Cardium erinaceum var. alba Monterosato, 1872 accepted as Acanthocardia spinosa ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
  379. Species Cardium erinaceus accepted as Cardium erinaceum Lamarck, 1819 (unaccepted > misspelling - incorrect subsequent spelling, lapsus calami)
  380. Species Cardium erugatum Tate, 1889 accepted as Microfragum erugatum (Tate, 1889) (unaccepted > superseded combination)
  381. Species Cardium euglyptum G. B. Sowerby III, 1914 accepted as Afrocardium richardi (Audouin, 1826) (unaccepted > junior subjective synonym)
  382. Species Cardium euroum A. A. Ali-Zade, 1967 † accepted as Avicardium subleve Cheltsov, 1965 † (tentative junior subjective synonym)
  383. Species Cardium euryti A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (tentative junior subjective synonym)
  384. Species Cardium exasperatum G. B. Sowerby II, 1839 accepted as Frigidocardium exasperatum (G. B. Sowerby II, 1839) (unaccepted > superseded combination)
  385. Species Cardium exiguum Gmelin, 1791 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > superseded combination)
    1. Variety Cardium exiguum var. albina Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
    2. Variety Cardium exiguum var. commutata Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
    3. Variety Cardium exiguum var. flavida Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
    4. Variety Cardium exiguum var. hirta Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
    5. Variety Cardium exiguum var. scripta Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Parvicardium scriptum (Bucquoy, Dautzenberg & Dollfus, 1892) (unaccepted > superseded combination)
    6. Variety Cardium exiguum var. subquadrata Jeffreys, 1864 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior homonym, non Cardium subquadratum Evans & Shumard, 1857)
  386. Species Cardium exile Dunker, 1861 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
  387. Species Cardium exstriatulum Sacco, 1899 accepted as Pratulum pulchellum (J. E. Gray, 1843) (unaccepted > junior subjective synonym)
  388. Species Cardium fabricii Deshayes, 1855 accepted as Cardium groenlandicum Mohr, 1786 (unaccepted > junior subjective synonym, uncertain synonym)
  389. Species Cardium facetum Suter, 1917 † accepted as Glyptoactis faceta (Suter, 1917) † (superseded combination)
  390. Species Cardium fasciatum Montagu, 1808 accepted as Parvicardium pinnulatum (Conrad, 1831) (unaccepted > junior homonym, non Cardium fasciatum Gmelin, 1791)
    1. Variety Cardium fasciatum var. alba Jeffreys, 1864 accepted as Parvicardium pinnulatum (Conrad, 1831)
    2. Variety Cardium fasciatum var. globosa Jeffreys, 1864 accepted as Parvicardium pinnulatum (Conrad, 1831)
  391. Species Cardium fasciatum Gmelin, 1791 accepted as Acanthocardia tuberculata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  392. Species Cardium fasetum Zhizhchenko, 1936 † accepted as Cerastoderma arcellum bogatchevi (V. P. Kolesnikov, 1929) † (unaccepted > junior subjective synonym)
  393. Species Cardium fastosum Yokoyama, 1927 † accepted as Keenocardium fastosum (Yokoyama, 1927) † (unaccepted > superseded combination)
  394. Species Cardium fedrighinii Capellini, 1879 † accepted as Monodacna fedrighinii (Capellini, 1879) † (unaccepted > superseded combination)
  395. Species Cardium ferrugineum Brusina, 1874 † accepted as Lymnocardium (Budmania) ferrugineum (Brusina, 1874) † (unaccepted > superseded combination)
  396. Species Cardium ferruginosum Reeve, 1845 accepted as Trachycardium (Mexicardia) procerum (G. B. Sowerby I, 1833) (unaccepted > junior subjective synonym)
  397. Species Cardium festivum Deshayes, 1855 accepted as Microfragum festivum (Deshayes, 1855) (unaccepted > superseded combination)
  398. Species Cardium fimbriatum Lamarck, 1819 accepted as Cardium coronatum Spengler, 1799 (unaccepted > junior homonym, non Cardium fimbriatum W. Wood, 1815)
  399. Species Cardium fimbriatum W. Wood, 1815 accepted as Cardium coronatum Schröter, 1786 (unaccepted > junior subjective synonym)
  400. Species Cardium finitima Grishkevich, 1961 † accepted as Replidacna finitima (Grishkevich, 1961) † (unaccepted > superseded combination)
  401. Species Cardium fischerianum Doenging, 1852 † accepted as Obsoletiformes fischerianus (Doenging, 1852) † (unaccepted > superseded combination)
  402. Species Cardium fischeriformis A. Papp, 1954 † accepted as Obsoletiformes fischeriformis (A. Papp, 1954) † (unaccepted > superseded combination)
  403. Species Cardium fittoni A. d'Orbigny, 1845 † accepted as Plicatiformes fittoni (A. d'Orbigny, 1845) † (unaccepted > superseded combination)
    1. Subspecies Cardium fittoni fittoni A. d'Orbigny, 1845 † accepted as Plicatiformes fittoni fittoni (A. d'Orbigny, 1845) †
    2. Subspecies Cardium fittoni rustovense Sultanov, 1953 † accepted as Plicatiformes fittoni rustovensis (Sultanov, 1953) †
    3. Variety Cardium fittoni var. rustovensis Sultanov, 1953 † accepted as Plicatiformes fittoni rustovensis (Sultanov, 1953) † (unaccepted > superseded combination)
  404. Species Cardium flavum Linnaeus, 1758 accepted as Vasticardium flavum (Linnaeus, 1758) (unaccepted > superseded combination)
  405. Species Cardium flexuosum Gmelin, 1791 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  406. Species Cardium floridanum Heilprin, 1886 † accepted as Trachycardium egmontianum (Shuttleworth, 1856) (unaccepted > junior subjective synonym)
  407. Species Cardium formidolosum A. A. Ali-Zade, 1967 † accepted as Avicardium subleve Cheltsov, 1965 † (tentative junior subjective synonym)
  408. Species Cardium formosum Deshayes, 1858 † accepted as Loxocardium formosum (Deshayes, 1858) † (original combination)
  409. Species Cardium fornasinianum Bianconi, 1856 accepted as Fulvia fragilis (Forsskål, 1775) (unaccepted > junior subjective synonym)
  410. Species Cardium fornicatum A. A. Ali-Zade, 1967 † accepted as Cerastoderma siphonophorum (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  411. Species Cardium fornicatum G. B. Sowerby II, 1840 accepted as Ctenocardia fornicata (G. B. Sowerby II, 1840) (unaccepted > superseded combination)
  412. Species Cardium foveolatum G. B. Sowerby II, 1840 sensu Reeve, 1845 accepted as Acrosterigma punctolineatum Healy & Lamprell, 1992 (unaccepted > misapplication)
  413. Species Cardium fragile Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior homonym, non Cardium fragile Forsskål in Niebuhr, 1775)
  414. Species Cardium fragile Forsskål, 1775 accepted as Fulvia fragilis (Forsskål, 1775) (unaccepted > superseded combination)
  415. Species Cardium fragosum A. A. Ali-Zade, 1967 † accepted as Cerastoderma davidaschvilii (V. P. Kolesnikov, 1950) † (unaccepted > junior subjective synonym)
  416. Species Cardium fragulinum Cossmann, 1896 † accepted as Cardium (Parvicardium) fragulinum Cossmann, 1896 † (unaccepted > superseded combination)
  417. Species Cardium fragum Linnaeus, 1758 accepted as Fragum fragum (Linnaeus, 1758) (unaccepted > superseded combination)
  418. Species Cardium fraterculus Deshayes, 1858 † accepted as Nemocardium fraterculus (Deshayes, 1858) † (unaccepted > superseded combination)
  419. Species Cardium fraternum Mayer, 1864 † accepted as Acrosterigma fraternum (Mayer, 1864) † (original combination)
  420. Species Cardium friabile Krauss, 1852 † accepted as Limnopagetia friabilis (Krauss, 1852) † (unaccepted > superseded combination)
  421. Species Cardium fucanum Dall, 1907 accepted as Keenocardium blandum (A. Gould, 1850) (unaccepted > junior subjective synonym)
  422. Species Cardium fucatum Spengler, 1799 accepted as Vasticardium flavum (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  423. Species Cardium fuchsi Neumayr, 1875 † accepted as Lymnocardium fuchsi (Neumayr, 1875) † (unaccepted > superseded combination)
  424. Species Cardium fuchsii [sic] † accepted as Cardium fuchsi Capellini, 1873 † (unaccepted > misspelling - incorrect subsequent spelling)
  425. Species Cardium fugax Cossmann, 1886 † accepted as Parvicardium fugax (Cossmann, 1886) † (unaccepted > superseded combination)
  426. Species Cardium fultoni G. B. Sowerby III, 1916 accepted as Vasticardium fultoni (G. B. Sowerby III, 1916) (unaccepted > superseded combination)
  427. Species Cardium fusiformis Uspenskaja, 1931 † accepted as Aktschagylocardium trinacria (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  428. Species Cardium gabbi Rémond, 1863 † accepted as Pseudocardium densata (Conrad, 1857) †
  429. Species Cardium gaditanum Gmelin, 1791 accepted as Glycymeris nummaria (Linnaeus, 1758) (dubious synonym)
  430. Species Cardium gallicum Mayer, 1866 † accepted as Habecardium gallicum (Mayer, 1866) † (unaccepted > superseded combination)
  431. Species Cardium gatuevi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes gatuevi (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
    1. Variety Cardium gatuevi var. pseudomichailovi V. P. Kolesnikov, 1929 † accepted as Obsoletiformes gatuevi pseudomichailovi (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  432. Species Cardium geranicum K. A. Ali-Zade, 1954 † accepted as Raricardium naftalanicum (K. A. Ali-Zade, 1932) † (tentative junior subjective synonym)
  433. Species Cardium ghergutai Jekelius, 1944 † accepted as Obsoletiformes ghergutai (Jekelius, 1944) † (unaccepted > superseded combination)
  434. Species Cardium gigas Defrance, 1817 † accepted as Habecardium gigas (Defrance, 1817) † (unaccepted > superseded combination)
  435. Species Cardium gilchristi G. B. Sowerby III, 1904 accepted as Microcardium gilchristi (G. B. Sowerby III, 1904) (unaccepted > superseded combination)
  436. Species Cardium girondicum Mayer, 1866 † accepted as Acanthocardia subserrigera (A. d'Orbigny, 1852) †
  437. Species Cardium glabratum Römer, 1869 accepted as Laevicardium pristis (Bory de Saint-Vincent, 1827) (unaccepted > junior subjective synonym)
  438. Species Cardium glaucum Bruguière, 1789 accepted as Cerastoderma glaucum (Bruguière, 1789) (original combination)
    1. Subspecies Cardium glaucum marsi F. Nordsieck, 1969 accepted as Cardium glaucum Bruguière, 1789 (unaccepted > junior subjective synonym)
    2. Variety Cardium glaucum var. crassa Coen, 1915 accepted as Cerastoderma glaucum (Bruguière, 1789) (synonym)
    3. Variety Cardium glaucum var. rectidens Coen, 1915 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
    4. Variety Cardium glaucum var. syrthica Coen, 1915 accepted as Cerastoderma glaucum (Bruguière, 1789) (synonym)
  439. Species Cardium glaucum Poiret, 1789 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior homonym, non Cardium glaucum Bruguière, 1789)
    1. Variety Cardium glaucum var. coeni Mars, 1951 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  440. Species Cardium gleichenbergense A. Papp, 1954 † accepted as Replidacna nigra (Zhizhchenko, 1934) † (unaccepted > junior subjective synonym)
  441. Species Cardium golubiatnikovi Andrusov, 1905 † accepted as Plagiocardium golubiatnikovi (Andrusov, 1905) † (unaccepted > superseded combination)
  442. Species Cardium golubiatnikowi Volkova, 1962 † accepted as Plagiocardium golubiatnikovi (Andrusov, 1905) † (unaccepted > misspelling - incorrect original spelling)
  443. Species Cardium gossei Deshayes, 1855 accepted as Dallocardia muricata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  444. Species Cardium gourieffi Deshayes, 1838 † accepted as Pontalmyra gourieffi (Deshayes, 1838) † (unaccepted > superseded combination)
    1. Variety Cardium gourieffi var. minor R. Hoernes, 1874 † (uncertain > taxon inquirendum)
  445. Species Cardium gracile Rzehak, 1893 † accepted as Limnopagetia gracilis (Rzehak, 1893) † (unaccepted > superseded combination)
  446. Species Cardium gracile Pusch, 1836 † accepted as Plicatiformes plicatus (Eichwald, 1830) † (unaccepted > junior subjective synonym)
    1. Variety Cardium gracile var. kasinkense V. P. Kolesnikov, 1929 † accepted as Plicatiformes plicatus (Eichwald, 1830) † (unaccepted > junior subjective synonym)
  447. Species Cardium gracilicostatum Jekelius, 1944 † accepted as Replidacna gracilicostata (Jekelius, 1944) † (unaccepted > superseded combination)
    1. Subspecies Cardium gracilicostatum oblongum A. A. Ali-Zade & Ribina, 1974 † (uncertain > taxon inquirendum)
  448. Species Cardium graniferum Broderip & G. B. Sowerby I, 1829 accepted as Trigoniocardia granifera (Broderip & G. B. Sowerby I, 1829) (unaccepted > superseded combination)
  449. Species Cardium granulosum Lamarck, 1805 † accepted as Plagiocardium granulosum (Lamarck, 1805) † (unaccepted > superseded combination, original combination)
  450. Species Cardium grateloupi Mayer, 1866 † accepted as Cardium hoernesianum M. Hörnes, 1861 † (unaccepted > junior subjective synonym, non Cardium grateloupi Michelotti, 1839)
  451. Species Cardium gratiosum Deshayes, 1855 accepted as Vasticardium flavum (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  452. Species Cardium gratum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (unaccepted > junior homonym, junior homonym of Cardium gratum Defrance, 1829, and tentative junior subjective synonym)
  453. Species Cardium gratum Defrance, 1829 † accepted as Orthocardium gratum (Defrance, 1829) † (unaccepted > superseded combination)
  454. Species Cardium greenoughi d'Archiac & Haime, 1854 † accepted as Maoricardium greenoughi (d'Archiac & Haime, 1854) † (unaccepted > superseded combination)
  455. Species Cardium greyi F. W. Hutton, 1873 † accepted as Hedecardium (Titanocardium) greyi (F. W. Hutton, 1873) † (superseded combination)
  456. Species Cardium groenlandicum Chemnitz, 1782 accepted as Cardium groenlandicum Mohr, 1786 (unaccepted > unavailable name, published in a work rejected by ICZN direction 1; available from Mohr, 1786)
  457. Species Cardium groenlandicum Mohr, 1786 accepted as Serripes (Serripes) groenlandicus (Mohr, 1786) (unaccepted > superseded combination)
    1. Subspecies Cardium groenlandicum unciangulare Khomenko, 1931 † accepted as Cardium groenlandicum Mohr, 1786 (unaccepted > junior subjective synonym)
  458. Species Cardium guanacastense Hertlein & A. M. Strong, 1947 accepted as Americardia planicostata (G. B. Sowerby I, 1833) (unnecessary replacement name; synonym)
  459. Species Cardium gubkini K. A. Ali-Zade, 1932 † accepted as Aktschagylocardium tchandyricum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
  460. Species Cardium gudexi Laws, 1933 † accepted as Maoricardium gudexi (Laws, 1933) † (superseded combination)
  461. Species Cardium guichardi Bernardi, 1857 accepted as Lunulicardia hemicardium (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  462. Species Cardium guppyi Thiele, 1910 accepted as Americardia guppyi (Thiele, 1910) (unaccepted > superseded combination)
  463. Species Cardium hantkeni T. Fuchs, 1870 † accepted as Lymnocardium hantkeni (T. Fuchs, 1870) † (unaccepted > superseded combination)
  464. Species Cardium hantoniense Koenen, 1867 † accepted as Nemocardium hantoniense (Koenen, 1867) † (unaccepted > superseded combination)
  465. Species Cardium harpa Münster, 1837 † accepted as Flabelliphoria harpa (Münster, 1837) † (unaccepted > superseded combination)
  466. Species Cardium hastiloides K. A. Ali-Zade, 1941 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) †
  467. Species Cardium hatchetigbeense Aldrich, 1886 † accepted as Schedocardia hatchetigbeensis (Aldrich, 1886) † (unaccepted > superseded combination)
  468. Species Cardium haueri M. Hörnes, 1861 † accepted as Lymnocardium haueri (M. Hörnes, 1861) † (unaccepted > superseded combination)
  469. Species Cardium hauniense Høpner Petersen & P. Russell, 1971 accepted as Parvicardium hauniense (Høpner Petersen & P. Russell, 1971) (unaccepted > superseded combination)
  470. Species Cardium hayesii W. Stimpson, 1864 accepted as Cardium ciliatum O. Fabricius, 1780 (unaccepted > junior subjective synonym)
  471. Species Cardium heeri Mayer-Eymar, 1859 † accepted as Parvicardium heeri (Mayer-Eymar, 1859) † (unaccepted > superseded combination)
  472. Species Cardium helleri Brusina, 1865 accepted as Parvicardium exiguum (Gmelin, 1791) (unaccepted > junior subjective synonym)
  473. Species Cardium hemicardium Linnaeus, 1758 accepted as Lunulicardia hemicardium (Linnaeus, 1758) (unaccepted > superseded combination)
  474. Species Cardium hemimeris Tate, 1887 † accepted as Pratulum hemimeris (Tate, 1887) † (unaccepted > superseded combination)
  475. Species Cardium heteroclitum Lamarck, 1805 † accepted as Choniocardia heteroclita (Lamarck, 1805) † (unaccepted > superseded combination)
  476. Species Cardium hians Brocchi, 1814 † accepted as Cardium diluvianum Lamarck, 1819 † (unaccepted > junior homonym, non Cardium hians Spengler, 1799)
  477. Species Cardium hians Spengler, 1799 accepted as Cardium apertum Bruguière, 1789 (unaccepted > junior objective synonym)
  478. Species Cardium hiatus Meuschen, 1787 accepted as Papyridea soleniformis (Bruguière, 1789) (unaccepted > unavailable name, rejected work: non-binominal)
  479. Species Cardium hillanum J. Sowerby, 1813 † accepted as Protocardia hillana (J. Sowerby, 1813) †
  480. Species Cardium hirsutum Bronn, 1831 † accepted as Afrocardium hirsutum (Bronn, 1831) † (unaccepted > superseded combination)
  481. Species Cardium hispidiforme Davitashvili, 1932 † accepted as Parvicardium michelottii (Deshayes, 1850) † (unaccepted > junior subjective synonym)
  482. Species Cardium hispidum Eichwald, 1830 † accepted as Papillicardium papillosum (Poli, 1791) (unaccepted > junior subjective synonym)
  483. Species Cardium hiulcum Reeve, 1845 accepted as Papyridea hiulca (Reeve, 1845) (unaccepted > superseded combination, original combination)
  484. Species Cardium holubicense Hilber, 1882 † accepted as Parvicardium holubicense (Hilber, 1882) † (unaccepted > superseded combination)
  485. Species Cardium honi Nyst & Le Hon, 1862 † accepted as Nemocardium honi (Nyst & Le Hon, 1862) † (unaccepted > superseded combination)
  486. Species Cardium hornesi Deshayes, 1858 † accepted as Nemocardium hornesi (Deshayes, 1858) † (unaccepted > superseded combination)
  487. Species Cardium hoshmensilicum Uspenskaja, 1931 † accepted as Avicardium nikitini (Andrusov, 1902) † (unaccepted > junior subjective synonym)
    1. Variety Cardium hoshmensilicum var. feminescens Uspenskaja, 1931 † accepted as Avicardium feminescens (Uspenskaja, 1931) † (superseded rank and combination)
  488. Species Cardium hudsoniense Deshayes, 1855 accepted as Parvicardium pinnulatum (Conrad, 1831) (unaccepted > junior subjective synonym)
  489. Species Cardium humanum Linnaeus, 1758 accepted as Glossus humanus (Linnaeus, 1758)
  490. Species Cardium humanum Römer, 1869 accepted as Cardium cardissa Linnaeus, 1758 (unaccepted > junior subjective synonym)
  491. Species Cardium hungaricum M. Hörnes, 1861 † accepted as Lymnocardium hungaricum (M. Hörnes, 1861) † (unaccepted > superseded combination)
  492. Species Cardium hungerfordi G. B. Sowerby III, 1901 accepted as Fulvia hungerfordi (G. B. Sowerby III, 1901) (unaccepted > superseded combination)
    1. Subspecies Cardium hungerfordi stigmaticum Pilsbry, 1904 accepted as Fulvia (Laevifulvia) undatopicta (Pilsbry, 1904) (unaccepted > junior subjective synonym)
    2. Subspecies Cardium hungerfordi undatopictum Pilsbry, 1904 accepted as Fulvia (Laevifulvia) undatopicta (Pilsbry, 1904) (unaccepted > superseded combination)
  493. Species Cardium huoti Deshayes, 1857 † accepted as Cardium subplanicostatum A. d'Orbigny, 1852 † (unaccepted > junior objective synonym)
  494. Species Cardium hybridum Deshayes, 1829 † accepted as Orthocardium hybridum (Deshayes, 1829) † (unaccepted > superseded combination)
  495. Species Cardium hyrcanicum A. A. Ali-Zade, 1967 † accepted as Cerastoderma altum (Cheltsov, 1965) † (tentative junior subjective synonym)
  496. Species Cardium hystrix Reeve, 1844 accepted as Ctenocardia virgo (Reeve, 1845) (unaccepted > junior homonym, non Cardium hystrix Lightfoot, 1786; Fragum symbolicum Iredale, 1929, is a replacement name)
  497. Species Cardium hystrix [Lightfoot], 1786 accepted as Acanthocardia echinata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  498. Species Cardium icari A. A. Ali-Zade, 1967 † accepted as Cerastoderma altum (Cheltsov, 1965) † (unaccepted > junior subjective synonym)
  499. Species Cardium ignotum A. A. Ali-Zade, 1967 † accepted as Raricardium konjuschevski (K. A. Ali-Zade, 1932) † (unaccepted > junior subjective synonym)
  500. Species Cardium imago A. A. Ali-Zade, 1967 † accepted as Miricardium alexinum (Cheltsov, 1964) † (unaccepted > junior subjective synonym)
  501. Species Cardium imbricatum Born, 1778 accepted as Fragum fragum (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  502. Species Cardium imbricatum G. B. Sowerby II, 1840 accepted as Ctenocardia virgo (Reeve, 1845) (unaccepted > junior homonym, non Cardium imbricatum Born, 1778; Fragum perornatum Iredale, 1929, is a replacement name)
  503. Species Cardium impar Zhizhchenko, 1936 † accepted as Acanthocardia centumpania (Andrusov, 1911) † (unaccepted > junior subjective synonym)
  504. Species Cardium impeditum Deshayes, 1858 † accepted as Loxocardium impeditum (Deshayes, 1858) † (unaccepted > superseded combination)
  505. Species Cardium impolitum G. B. Sowerby II, 1834 accepted as Acrosterigma impolitum (G. B. Sowerby II, 1834) (unaccepted > superseded combination)
  506. Species Cardium impressum Leymerie, 1842 † accepted as Protocardia impressa (Leymerie, 1842) † (unaccepted > superseded combination, invalid: junior homonym of Cardium impressum [Lightfoot], 1786)
  507. Species Cardium impressum [Lightfoot], 1786 accepted as Corculum impressum ([Lightfoot], 1786) (unaccepted > superseded combination)
  508. Species Cardium inaspectum A. A. Ali-Zade, 1967 † accepted as Cerastoderma altum (Cheltsov, 1965) † (unaccepted > junior subjective synonym)
  509. Species Cardium incarnatum Reeve, 1844 accepted as Vepricardium incarnatum (Reeve, 1844) (unaccepted > superseded combination)
  510. Species Cardium incertum Deshayes, 1838 † accepted as Pontalmyra incerta (Deshayes, 1838) † (unaccepted > superseded combination)
  511. Species Cardium inconspicuum Guppy, 1866 † accepted as Cardium (Trachycardium) inconspicuum Guppy, 1866 † (unaccepted > superseded combination)
  512. Species Cardium incurvatum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes incurvatus (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  513. Species Cardium indicum Lamarck, 1819 accepted as Procardium indicum (Lamarck, 1819) (unaccepted > superseded combination)
  514. Species Cardium induratum Zhizhchenko, 1936 † accepted as Parvicardium michelottii (Deshayes, 1850) † (unaccepted > junior subjective synonym)
  515. Species Cardium infantule Nomura & Zinbo, 1934 † accepted as Afrocardium exochum (Melvill, 1907) (unaccepted > junior subjective synonym)
  516. Species Cardium inflatum Sinzov, 1875 † accepted as Aviculocardium inflatum (Sinzov, 1875) † (unaccepted > superseded combination)
    1. Variety Cardium inflatum var. aviculaeformis V. P. Kolesnikov, 1929 † accepted as Aviculocardium inflatum (Sinzov, 1875) † (unaccepted > junior subjective synonym)
  517. Species Cardium ingratum Deshayes, 1858 † accepted as Loxocardium ingratum (Deshayes, 1858) † (unaccepted > superseded combination)
  518. Species Cardium ingratum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes obsoletus ingratus (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
    1. Variety Cardium ingratum var. firma V. P. Kolesnikov, 1929 † (uncertain > taxon inquirendum)
    2. Variety Cardium ingratum var. perfida V. P. Kolesnikov, 1929 † (uncertain > taxon inquirendum)
  519. Species Cardium ingustatum A. A. Ali-Zade & Kabakova, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
  520. Species Cardium inopinatum Grishkevich, 1961 † accepted as Replidacna inopinata (Grishkevich, 1961) † (unaccepted > superseded combination)
  521. Species Cardium insperatum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  522. Species Cardium intermedium (Eichwald, 1841) † accepted as Turcmena intermedia (Eichwald, 1841) † (unaccepted > superseded combination)
    1. Variety Cardium intermedium var. pluricostata Sinzov, 1912 † accepted as Turcmena intermedia (Eichwald, 1841) † (unaccepted > junior subjective synonym)
  523. Species Cardium interruptum S. V. Wood, 1853 † accepted as Cardium ciliatum O. Fabricius, 1780 (unaccepted > junior homonym, non Cardium interruptum d'Orbigny, 1850)
  524. Species Cardium intextum Münster, 1837 † accepted as Protocardia intexta (Münster, 1837) †
  525. Species Cardium inversum Lamarck, 1819 accepted as Cardium cardissa Linnaeus, 1758 (unaccepted > junior subjective synonym)
  526. Species Cardium invidiosum A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (tentative junior subjective synonym)
  527. Species Cardium iphiti A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  528. Species Cardium irregulare Eichwald, 1830 † accepted as Obsoletiformes irregularis (Eichwald, 1830) † (unaccepted > superseded combination)
  529. Species Cardium irrepertum A. A. Ali-Zade, 1967 † accepted as Cerastoderma siphonophorum (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  530. Species Cardium irrisor Uspenskaja, 1931 † accepted as Avicardium mainacaricum (Andrusov, 1905) † (unaccepted > junior subjective synonym)
  531. Species Cardium islandicum Chemnitz, 1782 accepted as Cardium islandicum Bruguière, 1789 (unaccepted > unavailable name, published in a work rejected by ICZN direction 1)
  532. Species Cardium islandicum Bruguière, 1789 accepted as Cardium ciliatum O. Fabricius, 1780 (unaccepted > junior subjective synonym)
  533. Species Cardium isocardia Linnaeus, 1758 accepted as Trachycardium isocardia (Linnaeus, 1758) (unaccepted > superseded combination)
  534. Species Cardium isthmicum Issel, 1869 accepted as Cerastoderma glaucum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  535. Species Cardium janoscheki A. Papp, 1954 † accepted as Replidacna janoscheki (A. Papp, 1954) † (unaccepted > superseded combination)
  536. Species Cardium janusi A. A. Ali-Zade, 1967 † accepted as Cerastoderma siphonophorum (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  537. Species Cardium japonicum Dunker, 1860 accepted as Fulvia (Fulvia) mutica (Reeve, 1844) (unaccepted > junior subjective synonym)
  538. Species Cardium jasoni A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Cerastoderma davidaschvilii (V. P. Kolesnikov, 1950) † (tentative junior subjective synonym)
  539. Species Cardium jekechanensis A. A. Ali-Zade & Baba-Zade, 1969 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  540. Species Cardium jucundum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  541. Species Cardium jumudicum Uspenskaja, 1931 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (subjective synonym)
  542. Species Cardium junoniae Lamarck, 1819 accepted as Corculum impressum ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
  543. Species Cardium kaiparaensis P. Marshall, 1918 † accepted as Glyptoactis (Fasciculicardia) subintermedia (Suter, 1917) † (junior subjective synonym)
  544. Species Cardium kalamantanum A. Adams & Reeve, 1850 accepted as Lyrocardium lyratum (G. B. Sowerby II, 1840) (unaccepted > junior subjective synonym)
  545. Species Cardium kambai A. A. Ali-Zade, 1967 † accepted as Avicardium subleve Cheltsov, 1965 † (tentative junior subjective synonym)
  546. Species Cardium kamishense Uspenskaja, 1931 † accepted as Avicardium kamishense (Uspenskaja, 1931) † (unaccepted > superseded combination)
  547. Species Cardium kansasense Meek, 1871 † accepted as Pleuriocardia kansasense (Meek, 1871) † (unaccepted > superseded combination)
  548. Species Cardium karabugasicum Sidorova, 1961 † accepted as Obsoletiformes karabugasicus (Sidorova, 1961) † (unaccepted > superseded combination)
  549. Species Cardium karagiense Sidorova, 1961 † accepted as Obsoletiformes karagiensis (Sidorova, 1961) † (unaccepted > superseded combination)
  550. Species Cardium karelini Andrusov, 1902 † accepted as Cerastoderma karelini (Andrusov, 1902) † (unaccepted > superseded combination)
  551. Species Cardium karreri T. Fuchs, 1873 † accepted as Lymnocardium karreri (T. Fuchs, 1873) † (unaccepted > superseded combination)
  552. Species Cardium kasinkense V. P. Kolesnikov, 1929 † accepted as Plicatiformes plicatus (Eichwald, 1830) † (unaccepted > junior subjective synonym)
  553. Species Cardium kaundense Sidorova, 1961 † accepted as Obsoletiformes kaundensis (Sidorova, 1961) † (unaccepted > superseded combination)
  554. Species Cardium kazanbulagense A. A. Ali-Zade & Kabakova, 1967 † accepted as Avicardium kazanbulagense (A. A. Ali-Zade & Kabakova, 1967) † (unaccepted > superseded combination)
  555. Species Cardium kazancekense A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  556. Species Cardium kenyanum L. R. Cox, 1930 † accepted as Vasticardium kenyanum (L. R. Cox, 1930) † (unaccepted > superseded combination)
  557. Species Cardium kerkentchicum A. A. Ali-Zade & Petrova, 1969 † accepted as Raricardium konjuschevski (K. A. Ali-Zade, 1932) † (tentative junior subjective synonym)
  558. Species Cardium kishinevense V. P. Kolesnikov, 1929 † accepted as Obsoletiformes kishinevensis (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
  559. Species Cardium kobelti Maltzan, 1885 accepted as Europicardium serrulatum (Deshayes, 1855) (unaccepted > junior subjective synonym)
  560. Species Cardium kochi O. Semper, 1861 † accepted as Parvicardium kochi (O. Semper, 1861) † (unaccepted > superseded combination)
  561. Species Cardium kolenatii Rzehak, 1893 † accepted as Limnopagetia ammoni (Rzehak, 1893) † (subjective synonym)
  562. Species Cardium kolesnikovi Davitashvili, 1932 † accepted as Obsoletiforma beaumontiana ("A. d'Orbigny, 1844") † (unaccepted > junior subjective synonym)
  563. Species Cardium konjuschevski K. A. Ali-Zade, 1932 † accepted as Raricardium konjuschevski (K. A. Ali-Zade, 1932) † (unaccepted > superseded combination)
  564. Species Cardium konjuschewskii [sic] † accepted as Raricardium konjuschevski (K. A. Ali-Zade, 1932) † (unaccepted > misspelling - incorrect subsequent spelling)
  565. Species Cardium konschini Andrusov, 1902 † accepted as Cerastoderma konschini (Andrusov, 1902) † (unaccepted > superseded combination)
  566. Species Cardium kraussi Mayer, 1876 † accepted as Limnopagetia kraussi (Mayer, 1876) † (unaccepted > superseded combination)
  567. Species Cardium kubanicum Zhizhchenko, 1936 † accepted as Parvicardium kubanicum (Zhizhchenko, 1936) † (unaccepted > superseded combination)
  568. Species Cardium kuebeckii Hauer, 1847 † accepted as Fragum kuebeckii (Hauer, 1847) † (unaccepted > superseded combination)
  569. Species Cardium kumli Uspenskaja, 1931 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (subjective synonym)
  570. Species Cardium kumuchicum Andrusov, 1902 † accepted as Cerastoderma dombra (Andrusov, 1902) † (subjective synonym)
  571. Species Cardium kupradzei Kharatishvili, 1952 † accepted as Acanthocardia kupradzei (Kharatishvili, 1952) † (unaccepted > superseded combination)
  572. Species Cardium kurendagense A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
  573. Species Cardium lacunosum Reeve, 1845 accepted as Vasticardium assimile lacunosum (Reeve, 1845) (unaccepted > superseded combination)
  574. Species Cardium laevigatoloweni V. P. Kolesnikov, 1929 † accepted as Kubanocardium laevigatoloweni (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
    1. Subspecies Cardium laevigatoloweni aculeatum A. A. Ali-Zade & Ribina, 1974 † (uncertain > taxon inquirendum)
  575. Species Cardium laevigatum Linnaeus, 1758 accepted as Fulvia laevigata (Linnaeus, 1758) (unaccepted > superseded combination)
  576. Species Cardium laeviusculum Capellini, 1879 † accepted as Lymnocardium laeviusculum (Capellini, 1879) † (unaccepted > superseded combination)
  577. Species Cardium lamarcki Reeve, 1845 accepted as Cardium lamarckii Reeve, 1845 (unaccepted > misspelling - incorrect subsequent spelling)
  578. Species Cardium lamarckii Reeve, 1845 accepted as Cerastoderma lamarcki (Reeve, 1845) (unaccepted > superseded combination)
  579. Species Cardium lamarckii A. d'Orbigny, 1846 accepted as Cardium brasilianum Lamarck, 1819 (unaccepted > junior homonym, non Cardium lamarckii Reeve, 1845)
  580. Species Cardium lamellatum Spengler, 1799 accepted as Vepricardium asiaticum (Bruguière, 1789) (unaccepted > junior subjective synonym)
  581. Species Cardium laperousii Deshayes, 1839 accepted as Serripes (Serripes) laperousii (Deshayes, 1839) (unaccepted > superseded combination)
  582. Species Cardium laqueatum Conrad, 1838 † accepted as Cerastoderma laqueatum (Conrad, 1838) † (unaccepted > superseded combination)
  583. Species Cardium laticostatum Cheltsov, 1965 † accepted as Cerastoderma karelini (Andrusov, 1902) † (unaccepted > junior subjective synonym)
  584. Species Cardium laticostatum G. B. Sowerby I, 1833 accepted as Cardium procerum G. B. Sowerby I, 1833 (unaccepted > junior subjective synonym)
  585. Species Cardium laticostatum Mayer-Eymar, 1898 † accepted as Cardium paucicostatum G. B. Sowerby II, 1834 (unaccepted > junior homonym, non Cardium laticostatum G. B. Sowerby I, 1833)
  586. Species Cardium latisulcum Münster, 1837 † accepted as Plicatiformes latisulcus (Münster, 1837) † (unaccepted > superseded combination)
    1. Subspecies Cardium latisulcum jammense Hilber, 1891 † accepted as Plicatiformes latisulcus jammensis (Hilber, 1891) †
    2. Subspecies Cardium latisulcum latisulcum Hilber, 1891 † accepted as Plicatiformes latisulcus latisulcus (Münster, 1837) †
    3. Subspecies Cardium latisulcum nexingense A. Papp, 1954 † accepted as Plicatiformes latisulcus nexingensis (A. Papp, 1954) † (unaccepted > superseded combination)
  587. Species Cardium latum A. A. Ali-Zade, 1967 † accepted as Cerastoderma davidaschvilii (V. P. Kolesnikov, 1950) † (tentative junior subjective synonym)
  588. Species Cardium latum Born, 1778 accepted as Papyridea lata (Born, 1778) (unaccepted > superseded combination, original combination)
  589. Species Cardium lavrani Fischer-Piette, 1977 accepted as Cardium turtoni G. B. Sowerby III, 1894 (synonym)
  590. Species Cardium lawley Capellini, 1880 † accepted as Lymnocardium lawley (Capellini, 1880) † (unaccepted > superseded combination)
  591. Species Cardium laxum Dall, 1901 accepted as Trachycardium (Trachycardium) consors (G. B. Sowerby I, 1833) (unaccepted > junior subjective synonym)
  592. Species Cardium laytoni J. Morris, 1854 † accepted as Cardium plumstedianum J. Sowerby, 1813 † (unaccepted > junior subjective synonym)
  593. Species Cardium lecanoideum Andrusov, 1902 † accepted as Avicardium lecanoideum (Andrusov, 1902) † (unaccepted > superseded combination)
  594. Species Cardium lectotis Fontannes, 1882 † accepted as Didacna lectosis (Fontannes, 1882) † (unaccepted > superseded combination)
  595. Species Cardium lenacoldium [sic] † accepted as Avicardium lecanoideum (Andrusov, 1902) † (unaccepted > misspelling - incorrect subsequent spelling)
  596. Species Cardium lengebisicum A. A. Ali-Zade & Baba-Zade, 1969 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
  597. Species Cardium lenzi R. Hoernes, 1874 † accepted as Paradacna lenzi (R. Hoernes, 1874) † (unaccepted > superseded combination)
  598. Species Cardium leognanense Mayer, 1866 † accepted as Acanthocardia leognanensis (Mayer, 1866) † (original combination)
  599. Species Cardium lepidum Sauvage & Rigaux, 1872 † accepted as Protocardia lepida (Sauvage & Rigaux, 1872) †
  600. Species Cardium leucostomum Born, 1780 accepted as Cardium magnum Linnaeus, 1758 (unaccepted > junior objective synonym)
  601. Species Cardium leve Anton, 1838 accepted as Vepricardium multispinosum (G. B. Sowerby II, 1839) (unaccepted > nomen oblitum, declared nomen oblitum by ter Poorten (2011))
  602. Species Cardium levesquei A. d'Orbigny, 1850 † accepted as Parvicardium levesquei (A. d'Orbigny, 1850) † (unaccepted > superseded combination)
  603. Species Cardium levisulcatum E. A. Smith, 1903 accepted as Fragum erugatum (Tate, 1889) (unaccepted > junior subjective synonym)
  604. Species Cardium lima Schröter, 1786 accepted as Vepricardium asiaticum (Bruguière, 1789) (synonym)
  605. Species Cardium lima Reeve, 1845 accepted as Dallocardia muricata (Linnaeus, 1758) (unaccepted > junior homonym, non Cardium lima Schröter, 1786; nec Lamarck, 1805)
  606. Species Cardium limosum Cheltsov, 1965 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (tentative subjective synonym)
  607. Species Cardium lineatum Gmelin, 1791 accepted as Laevicardium serratum (Linnaeus, 1758) (unaccepted > junior subjective synonym)
  608. Species Cardium lingualeonis Guppy, 1866 † accepted as Phlogocardia lingualeonis (Guppy, 1866) † (unaccepted > superseded combination)
  609. Species Cardium lini A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (tentative junior subjective synonym)
  610. Species Cardium linteum Conrad, 1855 † accepted as Nemocardium linteum (Conrad, 1855) † (unaccepted > superseded combination)
  611. Species Cardium lithocardium Linnaeus, 1771 † accepted as Avicularium lithocardium (Linnaeus, 1771) †
  612. Species Cardium lithopodolicum Du Bois de Montpéreux, 1831 † accepted as Obsoletiformes lithopodolicus (Du Bois de Montpéreux, 1831) † (unaccepted > superseded combination)
  613. Species Cardium litorosum A. A. Ali-Zade & Kabakova, 1967 † accepted as Avicardium litorosum (A. A. Ali-Zade & Kabakova, 1967) † (unaccepted > superseded combination)
  614. Species Cardium littorale Eichwald, 1850 † accepted as Pseudoprosodacna littoralis (Eichwald, 1850) †
    1. Variety Cardium littorale var. rostrata Sinzov, 1900 † accepted as Prosodacnomya rostrata (Sinzov, 1900) † (superseded rank and combination)
  615. Species Cardium liverovskayae Merklin, 1950 † accepted as Parvicardium liverovskayae (Merklin, 1950) † (unaccepted > superseded combination)
  616. Species Cardium lobulatum Deshayes, 1855 accepted as Pseudofulvia lobulata (Deshayes, 1855) (unaccepted > superseded combination)
  617. Species Cardium longipes Grimm, 1877 accepted as Didacna longipes (Grimm, 1877) (unaccepted > superseded combination)

Environment

marine, brackish, fresh, ~~terrestrial~~

Fossil range

recent + fossil

Original description

Lamarck J.-B. (M. de) (1809). Philosophie zoologique. Paris 2 vol. pp. 422 pp. 473: [details]

Taxonomic citation

MolluscaBase eds. (2024). MolluscaBase. Cardiidae Lamarck, 1809. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=229 on 2024-09-19

Taxonomic edit history

Date

action

2004-12-21 15:54:05Z

created

db_admin

2009-01-22 20:27:55Z

changed

ter Poorten, Jan Johan

2014-08-26 17:05:17Z

changed

ter Poorten, Jan Johan

2021-01-04 05:55:37Z

changed

Vinarski, Maxim

2024-06-01 08:18:38Z

changed

Vinarski, Maxim

Licensing

The webpage text is licensed under a Creative Commons Attribution 4.0 License

[taxonomic tree] [list species]

original description Lamarck J.-B. (M. de) (1809). Philosophie zoologique. Paris 2 vol. pp. 422 pp. 473: [details]

taxonomy source Herrera, N. D.; Poorten, J. J. ter; Bieler, R.; Mikkelsen, P. M.; Strong, E. E.; Jablonski, D.; Steppan, S. J. (2015). Molecular phylogenetics and historical biogeography amid shifting continents in the cockles and giant clams (Bivalvia: Cardiidae). Molecular Phylogenetics and Evolution. 93: 94-106., available online at https://doi.org/10.1016/j.ympev.2015.07.013 [details] Available for editors

[request]

context source (PeRMS) Paredes, C.; Cardoso, F.; Santamaría, J.; Esplana, J.; Llaja, L. (2016). Lista anotada de los bivalvos marinos del Perú. Revista peruana de biología. 23(2), 127-150., available online at http://www.scielo.org.pe/scielo.php?script=sci_arttext&pid=S1727-99332016000200006 [details]

basis of record Poorten, J.J. ter. (2024). A taxonomic iconography of living Cardiidae. Harxheim: ConchBooks, 600 pp. [details]

additional source Bieler, R.; Carter, J. G.; Coan, E. V. (2010). Classification of Bivalve families. Pp. 113-133, in: Bouchet P. & Rocroi J.-P. (2010), Nomenclator of Bivalve Families. Malacologia. 52(2): 1-184. [details]

redescription Coan, E. V.; Valentich-Scott, P. (2012). Bivalve seashells of tropical West America. Marine bivalve mollusks from Baja California to northern Peru. 2 vols, 1258 pp. [details]

Present

Inaccurate

Introduced: alien

Containing type locality

From other sources

Spelling Cardidae [details]

Definitions

[show lower level...]

Language	Name
Dutch	kokkelshartschelpen	[details]
English	cocklescockle shells	[details]
French	coques	[details]
German	Herzmuscheln	[details]
Japanese	ザルガイ科	[details]
Norwegian Bokmål	hjerteskjell	[details]
Norwegian Nynorsk	hjarteskjel	[details]
Swedish	hjärtmusslor	[details]

To Biological Information System for Marine Life (BISMaL)
To European Nucleotide Archive, ENA (Cardiidae)
To Genbank
To image gallery of Natural History Museum Rotterdam
To NHMUK collection (Cardiidae Lamarck, 1809; NHMUK:ecatalogue:7978664)
To The Arctic Traits Database (14 traits)
To ITIS

From other sources

To NHMUK collection (Cardiidae Lamarck, 1809; NHMUK:ecatalogue:7978664)

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Cardiidae Lamarck, 1809

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