Bivalvia Linnaeus, 1758
Acobaecardium Paramonova, 1986
Actinopterinia Isberg, 1934
Ahtioconcha Öpik, 1931
Alatoconchidae
Allobuchia Yu, 1983
Alnifia Termier, 1950
Altaipecten Yang & Chen, 1985
Ambonychiidae Miller, 1877
Amphijanira Bittner, 1901
Amuropecten Sey, 1984
Anatipopecten Hertlein, 1936
Anderkenia Khalfin, 1958
Annulinectes Allasinaz, 1972
Anshunopecten
Antarcticeramus Crame & Luther, 1997
Antijanira Bittner, 1901
Antipecten Cossmann, 1914
Arcticeramus Koschelkina, 1963
Arctoceramus Koschelkina, 1962
Arctomyalina Logan, 1970
Arctostrea Pervinquière, 1910
Arzelella Turculet, 1972
Australobuchia Zakharov, 1981
Avichlamys Allasinaz, 1972
Avicularca Bubnoff, 1921
Aviculomonotis Grabau, 1931
Aviculovulsa Cossmann, 1887
Bakevelliidae King, 1850
Bakevelloides Tokuyama, 1959
Barbosaia Mendes, 1952
Batequeus Squires & Demetrion, 1990
Bilobissa Stenzel, 1971
Bittneria Broili, 1904
Boiomytilus Ruzicka & Prantl, 1961
Boreionectes Zakharov, 1965
Bouleigmus Basse, 1933
Burckhardtia Frech, 1907
Calvaentolium Romanov, 1985
Cameleolopha Vialov, 1936
Camptochlamys Arkell, 1930
Canadotis Jeletzky & Poulton, 1987
Carinonychia Pojeta, Zhang Renjie & Yang Zunyi, 1986
Cassianellidae Ichikawa, 1958
Cercomyidae
Chalmasia Stoliczka, 1871
Cheiopteria Pojeta & Kriz, 1976
Chondrodonta Stanton, 1901
Chondrodontidae
Christinapecten Ward, 1992
Cingentolium Yamani, 1983
Cladoceramus Heinz, 1932
Clarkea Fang & Ding, 1993
Claudeonychia Pojeta, 1997
Cleidochondrella Freneix & Lefevre, 1967
Cliopteria Williams, 1912
Cochlearites Reis, 1903
Colpentolium Yamani, 1983
Convexopecten Rowland, 1938
Corallospondylus Monterosato, 1917
Cordiceramus Seitz, 1961
Cornutoentolium Romanov, 1985
Costeina Vialov, 1965
Costellamussiopecten Bongrain, Cahuzac & Freneix, 1994
Costentolium Freneix, 1980
Costicamptonectes Fürsich, 1982
Crenamussium Newton, 1987
Cteniopleurium Feldtmann, 1951
Cultriopsis Cossmann, 1904
Cuneigervillia Cox, 1954
Cussetostrea Chiplonkar & Badve, 1979
Darteplicatula Freneix & Gorodiski, 1963
Datta Healey, 1908
Dattidae Healey, 1908
Dereconchia
Diotis Simonelli, 1884
Dipleurites Kittl, 1912
Dolichopteron Maurer, 1886
Dolponella Waterhouse, 1978
Dorcadungula Bensaid, Termier, Termier & Vachard, 1979
Duplipecten Marwick, 1928
Echinopecten
Enkelbergia
Ensipteria Nakazawa & Newell, 1968
Entoliopsis Eames, 1951
Entomonotis Marwick, 1935
Eomonotis Grant-Mackie, 1978
Eonomia Fürsich & Palmer, 1982
Eopecten Douvillé, 1897
Etalia Begg & Campbell, 1985
Euptera Dartevelle, Freneix & Sornay, 1957
Eurydesmidae Reed, 1932
Euthymipecten Dhondt & Dieni, 1988
Exputens Clark, 1934
Fascinewellipecten Ruzicka, Prantl & Pribyl, 1959
Fibrosopecten Romanov, 1985
Filopecten Allasinaz, 1972
Follmannia Drevermann, 1907
Fractoceramus
Freneixita Stenzel, 1971
Freneixostrea Amard, Collignon & Roman, 1983
Gerlus Gregorio, 1930
Gervilleiognoma Aberhan & von Hillebrandt, 1996
Gervilleiogoma
Gervilletia Damborenea, 1987
Gigantopecten Rovereto, 1899
Glabripecten Waterhouse, 1982
Glendella Runnegar, 1970
Glyphaeidae
Gondwanella Chandra & Betekhtina, 1990
Grabella Turculet, 1972
Grandipecten Cossmann, 1914
Granulochlamys Allasinaz, 1972
Gryphaeligmus Lewy, 1982
Gryphaeostrea Conrad, 1865
Gryphellina
Gryphoeostrea Conrad, 1865
Guichiella Li & Ding, 1981
Haenleinia Böhm, 1907
Halobiidae Kittl, 1912
Hayasakapecten Nakazawa & Newell, 1968
Heligmina Douvillé, 1907
Heligmopsis Fischer, 1886
Heteropecten
Heterostrea Jaworski, 1913
Hilberia Teppner, 1922
Hippochaeta Sangiovanni, 1844
Hoernesiella Gugenberger, 1934
Hokonuia Trechmann, 1918
Huyella Strougo, 1977
Hypotrema Martens, 1860
Hypoxytoma Ichikawa, 1958
Ignara Sinitsyna, 1986
Ilymatogyra Stenzel, 1971
Indonectes Kanjilal, 1979
Inflatomonotis Grant-Mackie, 1978
Inoceramidae Giebel, 1852
Inoceramya Ulrich, 1904
Isognomonidae Woodring, 1925
Janopecten Arkhipov & Trushchelev, 1980
Jeletzkiella Jones & Plafker, 1977
Jianchuania Chen & Chen, 1980
Juranomia Fürsich & Werner, 1989
Kabyaipecten
Kaparachlamys Boreham, 1965
Kinderkaella
Kinerkaellidae
Kobayshites
Kochia Frech, 1891
Kochiidae Maillieux, 1931
Kokanostrea Vialov, 1936
Kolymiidae
Kolymonectes Milova & Polubotko, 1976
Konbostrea Chinzei, 1986
Kymatoceramus Gu, 1997
Lamellotidae
Langsonella Patte, 1926
Leiopectinidae Krasilova, 1959
Lenella
Lentilla Conti & Monari, 1992
Leochlamys MacNeil, 1967
Leproconcha Giebel, 1856
Lilangina Diener, 1906
Limanomia Gray, 1850
Limatuella
Limatulina Koninck, 1885
Linsdallia
Liostrea Douvillé, 1904
Lithioperna Accorsi Benini, 1979
Lithiotidae Reis, 1903
Lituyapecten MacNeil, 1961
Loemmelella Turculet, 1972
Longidaonella Farsan, 1972
Lunulacardiidae Fischer, 1887
Lunulicardiidae
Lupherella Imlay, 1967
Macrochlamis Dall, 1898
Macrochlamys Sacco, 1897
Magadiceramus Heinz, 1932
Magnolobia Kurushin & Trushchelev, 2001
Malleidae Lamarck, 1819
Maorimonotis Grant-Mackie, 1978
Mclearnia Crickmay, 1930
Merismopteria Jack & Etheridge, 1892
Minervapecten Romanov, 1985
Mixtipecten Marwick, 1928
Monopteriidae Newell, 1969
Morrisipecten Muromzeva & Guskov, 1984
Moussonella Turculet, 1972
Mrassiella Ragozin, 1935
Mulletia Fischer, 1886
Myalinidae Frech, 1891
Myalinopterella
Mytilidesmatella Waterhouse, 1979
Mytiloceramus Rollier, 1914
Mytiloperna Ihering, 1903
Nanlingella Xiong & Wang, 1980
Nanogyra
Nathorstella Kayser, 1901
Nayadina Munier-Chalmas, 1864
Neithella Hayami, 1965
Neitheops Stewart, 1930
Neomorphotis Yin & Yin, 1983
Neontolium
Neopanis Beu, 2004
Newellipecten Ruzicka, Prantl & Pribyl, 1959
Newsomella Foerste, 1909
Nodonychia Pojeta, Zhang Renjie & Yang Zunyi, 1986
Notochlamy
Novaculaperma
Ochotochlamys Milova & Polubotko, 1976
Odontogryphaea
Opiotoptera
Orbiculopecten Gonzalez, 1978
Oretia Marwick, 1953
Ornithopecten Cox, 1962
Ostreinella Cossmann, 1914
Ostreonella Romanowsky, 1890
Oxypteria Waagen, 1907
Oxytomidae Ichikawa, 1958
Pachymytilus Zittel, 1881
Pachyperna Oppenheim, 1900
Pachypteria Koninck, 1885
Pacimonotis Grant-Mackie & Silberling, 1990
Palaeocardia Hall, 1867
Palaeoentolium Romanov, 1985
Palaeopinna Hall, 1870
Paleowaagia Newell & Boyd, 1970
Palmoxytoma Cox, 1962
Paradoxipecten Zhang, 1981
Parahalobia
Paramytilarca Isberg, 1934
Paraucellina Pavlov, 1907
Parvochlamys Sacco, 1904
Pectinula Leanza, 1943
Pegma Squires & Demetrion, 1990
Peilinia Kues, 1997
Pergamidia Bittner, 1891
Pergamidiidae Cox, 1964
Peribositra Chen, 1981
Periclaria
Permoceramus Waterhouse, 1970
Pethopecten Hertlein, 1936
Phygraea Vialov, 1936
Pichlerella Turculet, 1972
Pinnidae Leach, 1819
Platygena Romanowsky, 1884
Plethocardia Ulrich, 1892
Pleuromysidia Ichikawa, 1954
Plicatostylus Lupher & Packard, 1930
Pompeckjina Schindewolf, 1924
Posidoniidae Frech, 1909
Posidonotis Losacco, 1940
Praeamonotis Waterhouse, 1987
Praeanomalodonta Isberg, 1934
Praeaucellina Crame, 1996
Praebuchia Zakharov, 1981
Praeexogyra
Prismatro Marwick, 1948
Procopievskia Raghozin, 1924
Propeamussiidae Abbott, 1954
Prospondylidae Pcelincev, 1960
Prospondylidea
Prospondylus Zimmermann, 1886
Pseudentolium
Pseudobakewellia
Pseudodidymotis Gillet, 1924
Pseudogyra Mirkamalov, 1971
Pseudoheligmus Douvillé, 1904
Pseudomonotidae Newell, 1938
Pseudopachymytilus Krumbeck, 1923
Pseudopecten Bayle, 1878
Pseudovola Lissajous, 1923
Psilonychia Ulrich, 1893
Pteriidae Gray, 1847
Pterineidae Miller, 1877
Pterinoactinodesma Livshina, 1967
Pterinopectinidae Newell, 1938
Pteronitina Khalfin, 1958
Pulvinitidae Stephenson, 1941
Qiyangia Chen & Xu, 1980
Radiopecten Stephenson, 1941
Raricardium Paramonova, 1986
Regalilima Cox, 1943
Reubenia Cox, 1924
Rhynchostreon Bayle, 1878
Rhyssomytiliodes
Rostroperna Cox, 1964
Saikraconcha Yancey & Boyd, 1983
Saintiopsis Bellardi & Sacco, 1898
Sectipecten Marwick, 1928
Semuridia
Septihoernesia Cox, 1964
Sichuania Chen, 1976
Sinectenolium Eames & Cox, 1956
Sokolowia Böhm, 1933
Soleniscostrea Chiplonkar & Badve, 1979
Songdaella Vu-Khuk, 1977
Sphenoceramus Böhm, 1922
Spia Skwarko, 1981
Spondylopecten Röder, 1882
Spyridopecten Campbell & McKelvey, 1972
Stappyersella
Stefaninia Migliorini & Venzo, 1934
Stefaniniella
Stralopecten Rowland, 1938
Streblopteria M'Coy, 1851
Striatoceramus Heinz, 1932
Subulatachlamys Romanov, 1985
Tarturia Strougo, 1983
Terquemiidae Cox, 1964
Texigryphaea Stenzel, 1959
Towapteria
Trabeculata
Trematiconcha Newell & Boyd, 1970
Turkmenia Krimholz, 1936
Umburra Johnston, 1991
Unica Gorbach, 1985
Uralopteria Kulikova, 1983
Varvaria Astafieva, 1985
Veldidenlla
Ventalium Gregorio, 1930
Vertinomia Calzada, 1980
Vulsellina Raincourt, 1876
Weyla Böhm, 1920
Wuxuanites Pojeta, Zhang Renjie & Yang Zunyi, 1986
Xenium Gorbach, 1985
Yabepecten Masuda, 1963