CaRMS Taxon list
"Lower Heterobranchia"
Aartsenia Warén, 1991
Aartsenia candida (Møller, 1842)
Abra Lamarck, 1818
Abra americana A. E. Verrill & K. J. Bush, 1898
Abra lioica (Dall, 1881)
Abra longicallus (Scacchi, 1835)
Abra longicallus americana A. E. Verrill & K. J. Bush, 1898 accepted as Abra americana A. E. Verrill & K. J. Bush, 1898
Acanthocardia J. E. Gray, 1851
Acanthocardia echinata (Linnaeus, 1758)
Acanthocardiini Kafanov & Starobogatov, 1977
Acanthochitonina
Acanthodoris J. E. Gray, 1850
Acanthodoris pilosa (Abildgaard, 1789)
Acanthodoris subquadrata (Alder & Hancock, 1845) accepted as Acanthodoris pilosa (Abildgaard, 1789)
Acesta H. Adams & A. Adams, 1858
Acesta cryptadelphe Gagnon, Kenchington, Port, Anstey & Murillo, 2015
Acharacinae Scarlato & Starobogatov, 1979
Acharax Dall, 1908
Acharax grandis (A. E. Verrill & K. J. Bush, 1898)
Acirsa Mörch, 1857
Acirsa borealis (Lyell, 1841)
Aclididae G. O. Sars, 1878 accepted as Eulimidae R. A. Philippi, 1853
Aclis Lovén, 1846
Aclis acuta (Jeffreys, 1884) accepted as Parastilbe acuta (Jeffreys, 1884)
Aclis carolinensis Bartsch, 1911 accepted as Aclis sarissa R. B. Watson, 1881
Aclis sarissa R. B. Watson, 1881
Aclis striata A. E. Verrill, 1880 accepted as Odostomia striata (A. E. Verrill, 1880)
Aclis tenuis A. E. Verrill, 1882
Aclis verrilli Bartsch, 1911 accepted as Aclis tenuis A. E. Verrill, 1882
Acmaea Eschscholtz, 1833
Acmaea testudinalis (O. F. Müller, 1776) accepted as Testudinalia testudinalis (O. F. Müller, 1776)
Acmaeidae Forbes, 1850
Acochlidiimorpha
Acochlidioidea Küthe, 1935
Acteocina J. E. Gray, 1847
Acteocina bidentata (A. d'Orbigny, 1841) accepted as Cylichnella bidentata (A. d'Orbigny, 1841)
Acteocina canaliculata (Say, 1826)
Acteocina oryza (Totten, 1835) accepted as Cylichnella oryza (Totten, 1835)
Acteocinidae Dall, 1913 accepted as Tornatinidae P. Fischer, 1883
Acteon Montfort, 1810
Acteon melampoides Dall, 1881
Acteonidae A. d'Orbigny, 1842
Acteonimorpha
Acteonoidea A. d'Orbigny, 1842
Aculifera (alternative representation )
Adalaria Bergh, 1878
Adalaria proxima (Alder & Hancock, 1854)
Adapedonta
Adeorbidae Monterosato, 1884 accepted as Tornidae Sacco, 1896 (1884)
Admete Møller, 1842
Admete couthouyi (J. C. Jay, 1839) accepted as Admete viridula (O. Fabricius, 1780)
Admete nodosa A. E. Verrill & S. Smith, 1885 accepted as Brocchinia nodosa (A. E. Verrill & S. Smith, 1885)
Admete viridula (O. Fabricius, 1780)
Admetinae Troschel, 1865
Aeolidia Cuvier, 1798
Aeolidia papillosa (Linnaeus, 1761)
Aeolidida accepted as Aeolidioidea Gray, 1827
Aeolidiidae Gray, 1827
Aeolidioidea Gray, 1827
Aequipecten P. Fischer, 1886
Aequipecten glyptus (A. E. Verrill, 1882)
Aequipectinini F. Nordsieck, 1969
Afrolucina Cosel, 2006
Afrolucina lens (A. E. Verrill & S. Smith, 1880)
Aglajidae Pilsbry, 1895 (1847)
Agriopoma Dall, 1902
Agriopoma morrhuanum (Dall, 1902)
Alacuppidae Oskars, Bouchet & Malaquias, 2015
Alasmidonta Say, 1818
Alasmidonta undulata (Say, 1817)
Alasmidonta varicosa (Lamarck, 1819)
Alderia Allman, 1845
Alderia modesta (Lovén, 1844)
Aldisa Bergh, 1878
Aldisa zetlandica (Alder & Hancock, 1854)
Aligena H. C. Lea, 1843
Aligena elevata (W. Stimpson, 1851) accepted as Kelliopsis elevata (W. Stimpson, 1851)
Altenaeum Spaink, 1972
Altenaeum dawsoni (Jeffreys, 1864)
Alvania Risso, 1826
Alvania areolata (W. Stimpson, 1851) accepted as Tachyrhynchus reticulatus (Mighels & C. B. Adams, 1842)
Alvania exarata (W. Stimpson, 1851) accepted as Onoba exarata (W. Stimpson, 1851) accepted as Onoba mighelsii (W. Stimpson, 1851)
Alvania harpa (A. E. Verrill, 1880) accepted as Pusillina harpa (A. E. Verrill, 1880)
Alvania janmayeni (Friele, 1878) accepted as Frigidoalvania janmayeni (Friele, 1878)
Alvania latior (Mighels & C. B. Adams, 1842) accepted as Cingula latior Mighels & C. B. Adams, 1842
Alvania moerchii (Collin, 1886)
Alvania multilineata (W. Stimpson, 1851) accepted as Onoba aculeus (A. Gould, 1841)
Alvania pseudoareolata Warén, 1974
Alvania sandersoni (A. E. Verrill, 1884) accepted as Talassia sandersoni (A. E. Verrill, 1884)
Alvania scrobiculata (Møller, 1842)
Alvania syngenes (A. E. Verrill, 1884)
Alvania verrilli (Friele, 1886)
Alvania wyvillethomsoni (Friele, 1877) accepted as Punctulum wyvillethomsoni (Friele, 1877)
Alvania zetlandica (Montagu, 1816)
Alvinia Monterosato, 1884 accepted as Alvania Risso, 1826
Alvinia zetlandica (Montagu, 1816) accepted as Alvania zetlandica (Montagu, 1816)
Amauropsis Mörch, 1857
Amauropsis islandica (Gmelin, 1791)
Ambleminae Rafinesque, 1820