• Beguina crassicosta (Lamarck, 1819) accepted as Cardita crassicosta Lamarck, 1819
• Beguina gubernaculum (Reeve, 1843)
• Beguina nephritica Röding, 1798 accepted as Beguina semiorbiculata (Linnaeus, 1758)
• Beguina pica (Reeve, 1843) accepted as Cardita pica Reeve, 1843
• Beguina semiorbiculata (Linnaeus, 1758)
• Beguina trapezia (Linnaeus, 1767) accepted as Glans trapezia (Linnaeus, 1767)
• Beguina variegata (Bruguière, 1792) accepted as Cardita variegata Bruguière, 1792
• Birkelundita turoniensis (H. Woods, 1897) †
• Cardita (Actinobolus) velutina E. A. Smith, 1881 accepted as Cyclocardia velutina (E. A. Smith, 1881)
• Cardita (Mytilicardia) calyculaeformis [sic] accepted as Cardita caliculaeformis Deshayes, 1863
• Cardita abbreviata G. B. Sowerby III, 1903 accepted as Pleuromeris pygmaea (Kuroda & Habe, 1951)
• Cardita abrupta J. Sowerby, 1815 † (uncertain)
• Cardita abyssicola Hinds, 1845 accepted as Arcturellina abyssicola (Hinds, 1845)
• Cardita aculeata (Poli, 1795) accepted as Centrocardita aculeata (Poli, 1795)
• Cardita aculeata var. inermis Monterosato, 1878 accepted as Centrocardita aculeata (Poli, 1795)
• Cardita affinis G. B. Sowerby I, 1833 accepted as Carditamera affinis (G. B. Sowerby I, 1833)
• Cardita ajar Bruguière, 1792 accepted as Cardiocardita ajar (Bruguière, 1792)
• Cardita akabana Sturany, 1899 accepted as Centrocardita akabana (Sturany, 1899)
• Cardita albida Clessin, 1888 accepted as Cardita muricata G. B. Sowerby I, 1833
• Cardita amabilis Deshayes, 1854 accepted as Purpurocardia amabilis (Deshayes, 1854)
• Cardita angisulcata Reeve, 1843 accepted as Cardites rufus (Deshayes, 1833)
• Cardita angusta Münster, 1837 † (uncertain)
• Cardita antarctica E. A. Smith, 1907 accepted as Cyclocardia astartoides (E. von Martens, 1878)
• Cardita antiquata (Linnaeus, 1758) accepted as Cardites antiquatus (Linnaeus, 1758)
• Cardita antiquata (Linnaeus, 1758) sensu Reeve, 1843 accepted as Cardites bicolor (Lamarck, 1819)
• Cardita antiquata var. arita de Gregorio, 1885 accepted as Cardites antiquatus (Linnaeus, 1758)
• Cardita antiquata var. elata Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cardites antiquatus (Linnaeus, 1758)
• Cardita antiquata var. pallidior Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cardites antiquatus (Linnaeus, 1758)
• Cardita antiquata var. ridulla de Gregorio, 1885 accepted as Cardites antiquatus (Linnaeus, 1758)
• Cardita antiquata var. trapezoidea Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cardites antiquatus (Linnaeus, 1758)
• Cardita aoteana Finlay, 1926 accepted as Cardita distorta Reeve, 1843
• Cardita apiculata P. Fischer in de Folin & Périer, 1870 (uncertain > nomen dubium)
• Cardita arcella Valenciennes, 1846 accepted as Cardites laticostatus (G. B. Sowerby I, 1833)
• Cardita astartoides E. von Martens, 1878 accepted as Cyclocardia astartoides (E. von Martens, 1878)
• Cardita atkinsoni Tenison Woods, 1876 accepted as Purpurocardia bimaculata (Deshayes, 1854)
• Cardita australis Philippi, 1858 accepted as Carditella naviformis (Reeve, 1843)
• Cardita avicularia Lamarck, 1805 † accepted as Cardium lithocardium Linnaeus, 1771 † accepted as Avicularium lithocardium (Linnaeus, 1771) †
• Cardita aviculina Lamarck, 1819
• Cardita awamoensis G. F. Harris, 1897 † accepted as Cyclocardia awamoensis (G. F. Harris, 1897) †
• Cardita bailyi J. Q. Burch, 1944 accepted as Cyclocardia bailyi (J. Q. Burch, 1944)
• Cardita beddomei E. A. Smith, 1885 accepted as Purpurocardia amabilis (Deshayes, 1854)
• Cardita belcheri Deshayes, 1854 accepted as Centrocardita belcheri (Deshayes, 1854)
• Cardita benhami Thomson, 1908 † accepted as Glyptoactis (Fasciculicardia) benhami (Thomson, 1908) † represented as Glyptoactis benhami (Thomson, 1908) †
• Cardita bicolor Lamarck, 1819 accepted as Cardites bicolor (Lamarck, 1819)
• Cardita bimaculata Deshayes, 1854 accepted as Purpurocardia bimaculata (Deshayes, 1854)
• Cardita borealis Conrad, 1832 accepted as Cyclocardia borealis (Conrad, 1832)
• Cardita borealis paucicostata Krause, 1885 accepted as Cyclocardia crassidens (Broderip & G. B. Sowerby I, 1829) accepted as Crassicardia crassidens (Broderip & G. B. Sowerby I, 1829)
• Cardita borealis var. crebricostata Krause, 1885 accepted as Crassicardia crebricostata (Krause, 1885)
• Cardita broderipi Clessin, 1888 accepted as Carditamera gracilis (Shuttleworth, 1856)
• Cardita brookesi Finlay, 1926 accepted as Powellina brookesi (Finlay, 1926)
• Cardita bruguieriana Clessin, 1888 (uncertain > taxon inquirendum)
• Cardita caliculaeformis Deshayes, 1863
• Cardita californica Deshayes, 1854 accepted as Carditamera affinis (G. B. Sowerby I, 1833)
• Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata f. tirisa de Gregorio, 1885 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. imperans de Gregorio, 1885 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. oblonga Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. oblonga Requien, 1848 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. obsoleta Dautzenberg, 1883 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. obsoleta Pallary, 1938 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. obtusata Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. obtusata Requien, 1848 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. pitus de Gregorio, 1885 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita calyculata var. unicolor Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Cardita calyculata (Linnaeus, 1758)
• Cardita canaliculata Reeve, 1843 accepted as Cardites canaliculatus (Reeve, 1843)
• Cardita cardioides Reeve, 1843 accepted as Cardites canaliculatus (Reeve, 1843)
• Cardita carinata Bruguière, 1792 accepted as Trapezium oblongum (Linnaeus, 1758)
• Cardita carpenteri Lamy, 1922 accepted as Glans carpenteri (Lamy, 1922)
• Cardita castanea Deshayes, 1854 accepted as Cardites rufus (Deshayes, 1833)
• Cardita cavatica Hedley, 1902 accepted as Purpurocardia cavatica (Hedley, 1902)
• Cardita citrina Lamarck, 1819 accepted as Cardita aviculina Lamarck, 1819
• Cardita compressa Reeve, 1843 accepted as Cyclocardia compressa (Reeve, 1843)
• Cardita concamerata (Gmelin, 1791) accepted as Thecalia concamerata (Gmelin, 1791)
• Cardita congelascens Melvill & Standen, 1912 accepted as Cyclocardia thouarsii (d'Orbigny, 1845)
• Cardita conradi Shuttleworth, 1856 accepted as Cardites floridanus (Conrad, 1838)
• Cardita contigua Dautzenberg, 1910 accepted as Carditamera contigua (Dautzenberg, 1910)
• Cardita cooperi Melvill, 1909 accepted as Cardites cooperi (Melvill, 1909)
• Cardita corbiculaeformis Tryon, 1872 accepted as Cardita caliculaeformis Deshayes, 1863
• Cardita corbis Philippi, 1836 accepted as Coripia corbis (Philippi, 1836)
• Cardita coreensis Deshayes, 1854 accepted as Megacardita coreensis (Deshayes, 1854)
• Cardita crassa G. B. Sowerby I, 1839 accepted as Cardites grayi (Dall, 1903)
• Cardita crassa Lamarck, 1819 †
• Cardita crassicosta Lamarck, 1819
• Cardita crassicostata Reeve, 1843 accepted as Cardita crassicosta Lamarck, 1819
• Cardita crebricostata A. Krause, 1885 accepted as Crassicardia crebricostata (Krause, 1885)
• Cardita crebricostata nomensis Mc Neil, 1943 accepted as Cyclocardia crebricostata (A. Krause, 1885) accepted as Crassicardia crebricostata (Krause, 1885)
• Cardita crenata Goldfuss, 1837 † (uncertain)
• Cardita crenulata Deshayes, 1854 accepted as Cardites cumingii (Deshayes, 1854)
• Cardita cumingiana Dunker, 1860 accepted as Cardita leana Dunker, 1860
• Cardita cumingii Deshayes, 1854 accepted as Cardites cumingii (Deshayes, 1854)
• Cardita cuvieri Broderip, 1832 accepted as Cardites crassicostatus (G. B. Sowerby I, 1825)
• Cardita dactylus Bruguière, 1792 accepted as Coralliophaga coralliophaga (Gmelin, 1791)
• Cardita dactylus Bruguière, 1792 sensu Clessin, 1888 accepted as Carditamera gracilis (Shuttleworth, 1856)
• Cardita deltoidea J. Sowerby, 1818 † accepted as Pholadomya deltoidea (J. Sowerby, 1818) †
• Cardita depressa Lamarck, 1819 accepted as Megacardita depressa (Lamarck, 1819)
• Cardita dewattrei P. Fischer in de Folin & Périer, 1870 (uncertain > nomen dubium)
• Cardita difficilis Deshayes, 1854 accepted as Purpurocardia purpurata (Deshayes, 1854)
• Cardita dilectum E. A. Smith, 1885 accepted as Vimentum dilectum (E. A. Smith, 1885)
• Cardita distorta Reeve, 1843
• Cardita dominguensis d'Orbigny, 1853 accepted as Glans dominguensis (d'Orbigny, 1853)