Anomalodesmata (basis of record)
Anomiidae Rafinesque, 1815 (basis of record)
Anomioidea Rafinesque, 1815 (basis of record)
Arcida (basis of record)
Arcidae Lamarck, 1809 (additional source)
Arcoidea Lamarck, 1809 (basis of record)
Arcticidae R. B. Newton, 1891 (1844) (basis of record)
Arcticoidea R. B. Newton, 1891 (1844) (additional source)
Astartidae A. d'Orbigny, 1844 (1840) (additional source)
Astartoidea A. d'Orbigny, 1844 accepted as Crassatelloidea A. Férussac, 1822 (additional source)
Bivalvia (additional source)
Camptonectinae Habe, 1977 (basis of record)
Cardiidae Lamarck, 1809 (additional source)
Cardiinae Lamarck, 1809 (additional source)
Cardioidea Lamarck, 1809 (additional source)
Carditida (basis of record)
Carditoidea A. Férussac, 1822 (basis of record)
Clinocardiinae Kafanov, 1975 (additional source)
Crassatelloidea A. Férussac, 1822 (basis of record)
Cuspidariidae Dall, 1886 (additional source)
Cuspidarioidea Dall, 1886 (status source)
Euheterodonta incertae sedis (basis of record)
Fraginae R. B. Stewart, 1930 (basis of record)
Galeommatoidea J. E. Gray, 1840 (basis of record)
Hiatellidae J. E. Gray, 1824 (additional source)
Hiatelloidea J. E. Gray, 1824 (basis of record)
Kelliidae Forbes & Hanley, 1848 accepted as Lasaeidae J. E. Gray, 1842 (additional source)
Lasaeidae J. E. Gray, 1842 (additional source)
Limida (additional source)
Limidae Rafinesque, 1815 (basis of record)
Limoidea Rafinesque, 1815 (basis of record)
Limopsidae Dall, 1895 (additional source)
Limopsoidea Dall, 1895 (basis of record)
Lucinida (basis of record)
Lucinoidea J. Fleming, 1828 (basis of record)
Lymnocardiinae Stoliczka, 1870 (additional source)
Lyonsiellidae Dall, 1895 (additional source)
Lyonsiidae P. Fischer, 1887 (basis of record)
Macominae Olsson, 1961 (basis of record)
Mactridae Lamarck, 1809 (additional source)
Mactrinae Lamarck, 1809 (additional source)
Mactroidea Lamarck, 1809 (basis of record)
Malletiidae H. Adams & A. Adams, 1858 (1846) (additional source)
Montacutinae W. Clark, 1855 (additional source)
Myida (basis of record)
Myidae Lamarck, 1809 (basis of record)
Myoidea Lamarck, 1809 (basis of record)
Mytilida (basis of record)
Mytilinae Rafinesque, 1815 (additional source)
Nuculanida (basis of record)
Nuculanidae H. Adams & A. Adams, 1858 (1854) (basis of record)
Nuculanoidea H. Adams & A. Adams, 1858 (1854) (basis of record)
Nuculida (basis of record)
Nuculidae J. E. Gray, 1824 (status source)
Nuculoidea Gray, 1824 (basis of record)
Orthocardiinae J. A. Schneider, 2002 (additional source)
Ostreida (additional source)
Pandoridae Rafinesque, 1815 (basis of record)
Pandoroidea Rafinesque, 1815 (basis of record)
Pectinida (basis of record)
Pectinidae Rafinesque, 1815 (additional source)
Pectinidae incertae sedis (basis of record)
Pectininae Rafinesque, 1815 (basis of record)
Pectinoidea Rafinesque, 1815 (basis of record)
Periplomatidae Dall, 1895 (basis of record)
Pharidae H. Adams & A. Adams, 1856 (additional source)
Pholadidae Lamarck, 1809 (additional source)
Pholadinae Lamarck, 1809 (additional source)
Pholadoidea Lamarck, 1809 (basis of record)
Pholadomyoidea W. King, 1844 (basis of record)
Poromyidae Dall, 1886 (additional source)
Poromyoidea Dall, 1886 (status source)
Propeamussiidae Abbott, 1954 (additional source)
Pteriida accepted as Ostreida (basis of record)
Pterioidea Gray, 1847 (1820) (basis of record)
Siliquinae Bronn, 1862 (basis of record)
Solenoidea Lamarck, 1809 (basis of record)
Tapetinae J. E. Gray, 1851 (additional source)
Tellinidae Blainville, 1814 (additional source)
Tellininae Blainville, 1814 (basis of record)
Tellinoidea Blainville, 1814 (basis of record)
Teredinidae Rafinesque, 1815 (additional source)
Thraciidae Stoliczka, 1870 (1839) (basis of record)
Thracioidea Stoliczka, 1870 (1839) (basis of record)
Thyasiridae Dall, 1900 (1895) (additional source)
Thyasiroidea Dall, 1900 (1895) (basis of record)
Tindariidae A. E. Verrill & K. J. Bush, 1897 (additional source)
Turtoniidae Clark, 1855 accepted as Turtoniinae Clark, 1855 (basis of record)
Turtoniinae Clark, 1855 (additional source)
Ungulinidae Gray, 1854 (basis of record)
Ungulinoidea Gray, 1854 (basis of record)
Venerida (additional source)
Veneridae Rafinesque, 1815 (additional source)
Venerinae Rafinesque, 1815 (additional source)
Veneroidea Rafinesque, 1815 (basis of record)
Verticordiidae Stoliczka, 1870 (basis of record)
Verticordioidea Stoliczka, 1870 (basis of record)
Xylophagidae Purchon, 1941 accepted as Xylophagaidae Purchon, 1941 (basis of record)
Xylophaginae Purchon, 1941 accepted as Xylophagidae Purchon, 1941 accepted as Xylophagaidae Purchon, 1941 (additional source)
Yoldiidae Dall, 1908 (basis of record)