Abra Lamarck, 1818 (redescription)
Acar J. E. Gray, 1857 (redescription)
Acesta H. Adams & A. Adams, 1858 (redescription)
Acharax Dall, 1908 (redescription)
Acharax johnsoni (Dall, 1891) (redescription)
Acrosterigma Dall, 1900 (redescription)
Adontorhina S. S. Berry, 1947 (redescription)
Aequipecten P. Fischer, 1886 (redescription)
Aequipecten glyptus (A. E. Verrill, 1882) (redescription)
Amygdalum Megerle von Mühlfeld, 1811 (redescription)
Anomia Linnaeus, 1758 (redescription)
Anomiidae Rafinesque, 1815 (redescription)
Arca Linnaeus, 1758 (additional source)
Arca culebrensis E. A. Smith, 1885 accepted as Bentharca asperula (Dall, 1881) (source of synonymy)
Arca endemica Dall, 1908 accepted as Bentharca asperula (Dall, 1881) (source of synonymy)
Arca pteroessa E. A. Smith, 1885 accepted as Bentharca asperula (Dall, 1881) (source of synonymy)
Archivesica Dall, 1908 (redescription)
Arcidae Lamarck, 1809 (redescription)
Argopecten Monterosato, 1889 (redescription)
Axinopsida Keen & Chavan, 1951 (redescription)
Axinopsida serricata (P. P. Carpenter, 1864) (redescription)
Axinulus A. E. Verrill & K. J. Bush, 1898 (redescription)
Bankia Gray, 1842 (additional source)
Bankia carinata (J. E. Gray, 1827) (additional source)
Bankiinae R. D. Turner, 1966 (additional source)
Barbatia J. E. Gray, 1842 (redescription)
Basterotia M. Hörnes, 1859 (redescription)
Basterotia quadrata (Hinds, 1843) (redescription)
Basterotiidae Cossmann, 1909 (redescription)
Bathyarca Kobelt, 1891 (redescription)
Bathyarca corpulenta (E. A. Smith, 1885) (redescription)
Bathyarca nucleator (Dall, 1908) accepted as Bathyarca imitata (E. A. Smith, 1885) (redescription)
Bathymodiolinae Kenk & B. R. Wilson, 1985 (redescription)
Bathymodiolus Kenk & B. R. Wilson, 1985 (additional source)
Bathymodiolus aduloides Hashimoto & Okutani, 1994 (additional source)
Bathymodiolus thermophilus Kenk & B. R. Wilson, 1985 (additional source)
Bathyneaera Scarlato & Starobogatov, 1983 (redescription)
Bathyneaera tillamookensis (Dall, 1916) (redescription)
Bathyspinula Allen & H. L. Sanders, 1982 (redescription)
Bathyspinula (Acutispinula) Filatova & Schileyko, 1984 represented as Bathyspinula Allen & H. L. Sanders, 1982 (redescription)
Bathyspinulidae Coan & Valentich-Scott, 1997 (redescription)
Bentharca A. E. Verrill & K. J. Bush, 1898 (redescription)
Bentharca asperula (Dall, 1881) (redescription)
Benthomodiolus abyssicola (Knudsen, 1970) (redescription)
Brachidontes Swainson, 1840 (redescription)
Callocardiinae Dall, 1895 (redescription)
Calyptogena Dall, 1891 (additional source)
Calyptogena costaricana Krylova & Sahling, 2006 (additional source)
Calyptogena diagonalis Barry & Kochevar, 1999 (additional source)
Calyptogena extenta (Krylova & Moskalev, 1996) (redescription)
Calyptogena goffrediae Krylova & Sahling, 2006 (additional source)
Calyptogena magnifica Boss & R. D. Turner, 1980 accepted as Turneroconcha magnifica (Boss & R. D. Turner, 1980) (additional source)
Camptonectinae Habe, 1977 (redescription)
Cardiidae Lamarck, 1809 (redescription)
Cardiomya A. Adams, 1864 (redescription)
Cardiomya planetica (Dall, 1908) (redescription)
Carditella E. A. Smith, 1881 (redescription)
Carditidae A. Férussac, 1822 (redescription)
Catillopecten Iredale, 1939 (redescription)
Catillopecten graui (Knudsen, 1970) (redescription)
Catillopecten vulcani (Schein-Fatton, 1985) (redescription)
Cetoconcha Dall, 1886 (redescription)
Cetomya Dall, 1889 (redescription)
Chama Linnaeus, 1758 (redescription)
Chamidae Lamarck, 1809 (redescription)
Channelaxinus Valentich-Scott & Coan, 2012 (original description)
Conchocele Gabb, 1866 (redescription)
Conchocele excavata (Dall, 1901) accepted as Channelaxinus excavatus (Dall, 1901) (redescription)
Condylocardiidae F. Bernard, 1896 (redescription)
Corbula Bruguière, 1797 (redescription)
Corbulidae Lamarck, 1818 (redescription)
Corbulinae Lamarck, 1818 (redescription)
Crassatellidae A. Férussac, 1822 (redescription)
Crassinella Guppy, 1874 (redescription)
Crenella T. Brown, 1827 (redescription)
Crenellinae Gray, 1840 (redescription)
Cryptomyinae T. Habe, 1977 (redescription)
Cumingia G. B. Sowerby I, 1833 (redescription)
Cuspidaria Nardo, 1840 (redescription)
Cuspidaria haasi Knudsen, 1970 (redescription)
Cuspidariidae Dall, 1886 (redescription)
Cyclocardia Conrad, 1867 (additional source)
Cyclopecten A. E. Verrill, 1897 (redescription)
Cyclopecten bistriatus (Dall, 1916) (redescription)
Cyclopecten liriope (Dall, 1908) (redescription)
Dacrydiinae Ockelmann, 1983 (redescription)
Dallicordia Scarlato & Starobogatov, 1983 (redescription)
Dallicordia alaskana (Dall, 1895) accepted as Policordia alaskana (Dall, 1895) (redescription)
Delectopecten R. B. Stewart, 1930 (redescription)
Delectopecten polyleptus (Dall, 1908) (redescription)
Delectopecten vancouverensis (Whiteaves, 1893) (redescription)
Delectopecten zacae (Hertlein, 1935) (redescription)
Dermatomya Dall, 1889 (redescription)
Dermatomya mactroides (Dall, 1889) (redescription)
Dimya Rouault, 1850 (redescription)
Dimyidae P. Fischer, 1886 (redescription)
Diplodonta Bronn, 1831 (redescription)
Dosinia Scopoli, 1777 (redescription)
Ennucula Iredale, 1931 (redescription)
Ennucula cardara (Dall, 1916) (redescription)

 Nomenclature

 for Alvania sculptilis (May, 1920)

Alvania sculptilis (May, 1920) is a junior secondary homonym of Alvania sculptilis (Monterosato, 1877). However, ... [details]

 Taxonomic remark

 for 

In the synonymy of Mytella guyanensis (Lamarck, 1819), Coan & Valentich-Scott (2012, p. 115) list "Modiola bicolor ... [details]