Bivalvia Linnaeus, 1758
Aelga Slodkewitsch, 1935
Andinodesma Rehfeld & Mehl, 1989
Anomalopleuroides
Arcticlam
Arenigomya Cope, 1996
Argyromya Fischer, 1887
Boriesia Doncieux, 1911
Bowdenia Dall, 1903
Bowlandia Morris, Dickins & Astafieva-Urbaitis, 1991
Burmesiidae Healey, 1908
Capillimya Crickmay, 1936
Casterella Mendes, 1952
Ceratomyidae Arkell, 1934
Ceromyella Sacco, 1901
Chamostreidae Stoliczka, 1870
Clavagellidae d'Orbigny, 1843
Cleidothaeridae Hedley, 1918
Cortinia Piero, 1948
Crassiconcha Netschajew, 1894
Cuspidariidae Dall, 1886
Dulunomya Astafieva-Urbajtis & Dickins, 1984
Edmondiidae King, 1850
Endomargarus Cossmann, 1886
Euciroidae Dall, 1895
Fabagella Cossmann, 1886
Farrazia
Gilbertsonia Morris, Dickins & Astafieva-Urbaitis, 1991
Girardotia Loriol, 1903
Glyptoconcha Zhang & Pojeta, 1986
Grammysiidae Miller, 1877
Indomya Jaitly, 1986
Kanakimya Campbell & Grant-Mackie, 1995
Laternulidae Hedley, 1918
Lawsonilla Lamont, 1978
Leinzia Mendes, 1949
Lophoprothyris Hoare, Heaney & Mapes, 1989
Lyonsiidae Fischer, 1887
Margaritariidae
Megadesmidae Vokes, 1967
Mioporomya Sacco, 1901
Moewakamya Campbell & Grant-Mackie, 1995
Molukkana Krumbeck, 1923
Myochamidae Bronn, 1862
Myopholadidae Cox, 1964
Oblicarina Waterhouse, 1967
Obrimia Bradshaw, 1991
Ouamouia Campbell, 1984
Pandoridae Rafinesque, 1815
Parapachytraga Yanin, 1986
Paraprothyris Clarke, 1913
Parilimyidae Morton, 1981
Periplomatidae Dall, 1895
Permophoridae
Pholadella Hall, 1869
Pholadomyidae Gray, 1847
Pholadomyocardia Szajnoche, 1889
Planariomya Chen & Xu, 1980
Plesiocyprinella Holdhaus, 1918
Pleurikodonta Runnegar, 1965
Pleurodapis Clarke, 1913
Pleuromyidae Dall, 1900
Pleurophorina Likharev, 1925
Poromyidae Dall, 1886
Praemyonia Astafieva-Urbajtis, 1988
Procardia Meek, 1871
Prolaria Healey, 1908
Promacrus Meek, 1871
Protomya Hall, 1885
Protopalliolum Sadykov, 1962
Pseudoasthenothaerus Kamenev, 2002
Pseudobrechites
Pseudocuspidaria
Pteromya Moore, 1861
Sanguinolitidae Miller, 1877
Shinkaimya Okutani & Kawamura, 2002
Siliquimya Morris, Dickins & Astafieva-Urbaitis, 1991
Sinodora Pojeta & Zhang, 1984
Somareoides Skwarko, 1983
Taimyria Lyutkevich, 1951
Tearlach Lamont, 1978
Tellinomorpha Koninck, 1885
Teranota Rogalla & Amler, 2000
Tergulina Noszky, 1939
Thraciidae Stoliczka, 1870
Tosarca Noda, 1965
Trichomyella Cox, 1969
Triplicosta Cooper, 1896
Verticordiidae Stoliczka, 1871