Taxonomic names from P. Bouchet et al. 2010
- Abiella, Khalfin 1950 [Abiellinae]
- Acharacidae, family, Scarlato and Starobogatov 1979 [Solemyidae]
- Acobaecardiina, subtribe (Paramonova 1986) [Cardiidae]
- Acostaea, d'Orbigny 1851 [Mulleriidae]
- Acostaeidae, family, Morrison 1973 [Mulleriidae]
- Actinopterellinae, subfamily, Maillieux 1931 [Pterineidae]
- Acuticostinae, subfamily, Starobogatov 1967 [Unionidae]
- Adacna, Eichwald 1838 [Cardiidae]
- Adelosiphonia, family, Dall 1895 [Adelosiphonia]
- Adraninae, subfamily (O. A. Scarlato and Ya. A. Starobogatov 1979) [Nuculanidae]
- Adulinae, subfamily, Scarlato and Starobogatov [Mytilidae]
- Aenigmoconcha, Benedictova 1950 [Aenigmoconchidae]
- Ahtioconchidae, family, Eberzin 1960 [Pterineidae]
- Allogramma, Dall 1903 [Lyonsiidae]
- Allorismatidae, family, Beurlen 1954 [Edmondiidae]
- Alveinidae, family, Glibert and van de Poel 1966 [Kelliellidae]
- Amblema, Rafinesque 1820 [Unionidae]
- Amblemini, tribe, Rafinesque 1820 [Unionidae]
- Americunio, Guo 1986 [Trigonioididae]
- Americunioninae, subfamily, Guo 1986 [Trigoniida]
- Amnigenia, Hall 1885 [Amnigeniidae]
- Amphidesmatidae, family, Latreille 1825 [Semelidae]
- Amphikoilinae, subfamily, Novozhilov 1953 [Bivalvia]
- Amussiopectininae, subfamily, Glibert and van de Poel 1965 [Pectinidae]
- Anditrigoniidae, family, H. A. Leanza 1993 [Megatrigoniidae]
- Anodontitinae, subfamily, Modell 1942 [Mulleriidae]
- Anomoptychidae, family, H. A. Vokes 1967 [Trechmannellidae]
- Anomoptychus, Douvillé 1906 [Trechmannellidae]
- Anopaeinae, subfamily, Tsagareli and Gambashidze 1984 [Inoceramidae]
- Antactinodiontidae, family, Guo 1980 [Antactinodiontidae]
- Anthraconautidae, family, Kanev 1980 [Myalinidae]
- Archaeocardium, Khalfin 1940 [Archaeocardiidae]
- Archanodon, Howse 1878 [Archanodontidae]
- Archanodontoidea, superfamily, Modell 1957 [Unionida]
- Arcicardium, P. Fischer 1887 [Cardiidae]
- Arcidopsinae, subfamily, Starobogatov 1970 [Unionidae]
- Arcidopsis, Simpson 1900 [Unionidae]
- Arcinellidae, family, Scarlato and Starobogatov 1971 [Chamidae]
- Arcomyidae, family, P. Fischer 1887 [Pholadomyidae]
- Arcopagiinae, subfamily, Kuroda et al. 1971 [Tellinidae]
- Arteminae, subfamily, Hutton 1880 [Veneridae]
- Asiphonidae, family, Choffat 1886 [Asiphonidae]
- Asthenothaerinae, subfamily, P. Fischer 1887 [Thraciidae]
- Asthenothaerus, P. P. Carpenter 1864 [Thraciidae]
- Atretidae, family, Scarlato and Starobogatov [Dimyidae]
- Aucellinini, tribe, Waterhouse 2001 [Otapiriidae]
- Aulacomyelloidea, superfamily, Ichikawa 1958 [Pectinida]
- Austrotrigoniinae, subfamily, Skwarko 1968 [Trigoniidae]
- Avicardium, Kolesnikov 1950 [Cardiidae]
- Aviculariinae, subfamily (Simon 1870) [Theraphosidae]
- Aviculocardiina, subtribe (Paramonova 2001) [Cardiidae]
- Axinaeinae, subfamily, H. Adams and A. Adams 1858 [Glycymerididae]
- Azoridae, family, Leach 1852 [Psammobiidae]
- Baidiostraca, Guo 1988 [Myophoriidae]
- Barrettiinae, subfamily, Chubb 1971 [Hippuritidae]
- Bartlettia, H. Adams 1867 [Mulleriidae]
- Bartlettiinae, subfamily, Modell 1942 [Mulleriidae]
- Bathyarcinae, subfamily (Scarlato and Starobogatov) [Arcidae]
- Beichuanioidea, superfamily, Liu and Gu 1988 [Trigoniida]
- Binipecten, Feng and Liu 1990 [Binipectinidae]
- Binipectinidae, family, Feng and Liu 1990 [Binipectinidae]
- Borniinae, subfamily, F. R. Bernard 1983 [Lasaeidae]
- Bositridae, family (Waterhouse 2008) [Aulacomyellidae]
- Brachidontinae, subfamily, Scarlato and Starobogatov 1979 [Mytilidae]
- Brachyanodon, Crosse and P. Fischer 1894 [Unionidae]
- Brachyanodontini, tribe, Bogatov et al. 2002 [Unionidae]
- Brazzaea, Bourguignat 1885 [Unionidae]
- Brazzaeainae, subfamily, Leloup 1950 [Unionidae]
- Bryopinae, subfamily, Tryon 1862 [Clavagellidae]
- Bucardiidae, family, H. Adams and A. Adams 1857 [Glossidae]
- Cafferia, Simpson 1900 [Unionidae]
- Cafferiinae, subfamily, Modell 1942 [Unionidae]
- Calloarcinae, subfamily, Scarlato and Starobogatov 1979 [Arcidae]
- Caprinellidae, family, Gill 1871 [Ichthyosarcolitidae]
- Capsinae, subfamily, Stoliczka 1870 [Psammobiidae]
- Carbonicolidae, family, Cox 1932 [Carbonicolidae]
- Carbonicolinae, subfamily, Cox 1932 [Carbonicolidae]
- Cerastodermatina, subtribe (Nordsieck 1969) [Cardiidae]
- Ceratomyoidea, superfamily, Arkell 1934 [Pholadomyida]
- Ceratostreoninae, subfamily, Vialov 1983 [Gryphaeidae]
- Cetomya (Dall 1889) [Poromyidae]
- Cetomyinae, subfamily, Krylova 1997 [Poromyidae]
- Chaeninae, subfamily, Gray 1858 [Gastrochaenidae]
- Chametracheidae, family, H. Adams and A. Adams 1857 [Cardiidae]
- Chamostrea, Gray 1840 [Cleidothaeridae]
- Chartoconcha, Andrusov 1907 [Cardiidae]
- Chartoconchini, tribe, Taktakishvili 1987 [Cardiidae]
- Chiapasellidae, family, Alencaster 1971 [Radiolitidae]
- Chlamydoconcha, Dall 1884 [Chlamydoconchidae]
- Chokrakia, Popov 2001 [Cardiidae]
- Chokrakiina, subtribe (Popov 2001) [Cardiidae]
- Cirravidae, family, Chernyshev 1935 [Cirravidae]
- Cirravus, Chernyshev 1935 [Cirravidae]
- Citothyris, Růžička and Řehoř 1964 [Prothyridae]
- Citothyrisidae, family, Hajkr et al. 1974 [Prothyridae]
- Clinopisthinae, subfamily (Pojeta 1988) [Solemyidae]
- Cochlearitidae, family, Benini and Loriga 1977 [Plicatostylidae]
- Codakiidae, family, Korobkov 1954 [Lucinidae]
- Coelaturinae, subfamily, Modell 1942 [Unionidae]
- Coloniceramidae, family, Pochialaynen 1985 [Inoceramidae]
- Coloniceramus, Pochialaynen 1972 [Inoceramidae]
- Contradens, Haas 1913 [Unionidae]
- Contradentinae, subfamily, Modell 1942 [Unionidae]
- Corbinae, subfamily, Stoliczka 1870 [Lucinidae]
- Corneocycladidae, family, Hannibal 1912 [Sphaeriidae]
- Corneocyclas, Férussac 1818 [Sphaeriidae]
- Costatoplicatina, Waterhouse 2008 [Limipectinidae]
- Costatoplicatininae, subfamily (Waterhouse 2008) [Limipectinidae]
- Costeininae, subfamily, Vialov 1983 [Gryphaeidae]
- Crenatulinae, subfamily, Gray 1854 [Malleidae]
- Crenipectinidae, family, Scarlato and Starobogatov 1979 [Euchondriidae]
- Crenomytilini, tribe, Kafanov 1984 [Mytilidae]
- Cryptodontidae, family, Dall 1895 [Thyasiridae]
- Cryptostrea, Harry 1985 [Ostreidae]
- Cryptostreini, tribe, Harry 1985 [Ostreidae]
- Cucullariinae, subfamily, Habe 1977 [Parallelodontidae]
- Cucumerunionidae, family (Iredale 1934) [Hyriidae]
- Cumberlandia, Ortmann 1912 [Margaritiferidae]
- Cumberlandiinae, subfamily, Heard and Guckert 1970 [Margaritiferidae]
- Cumingiinae, subfamily, Stoliczka 1870 [Semelidae]
- Cunearcidae, family, Scarlato and Starobogatov 1979 [Arcidae]
- Cyamionema, Melvill and Standen 1914 [Galeommatidae]
- Cyamionematidae, family, Scarlato and Starobogatov 1979 [Galeommatidae]
- Cycloconchoididae, family, Zhang 1980 [Cycloconchoididae]
- Cypricardiidae, family, Dall 1895 [Trapezidae]
- Cyprinidae, family, d'Orbigny 1844 [Arcticidae]
- Cyprogenia, Agassiz 1852 [Unionidae]
- Cyprogeniinae, subfamily, Starobogatov 1970 [Unionidae]
- Cyrenellidae, family, Gray 1853 [Cyrenoididae]
- Cyrenoida, Joannis 1835 [Cyrenoididae]
- Cyrenoidoidea, superfamily, H. Adams and A. Adams 1857 [Cardiida]
- Cytherodontidae, family, S. A. Miller [Myophoriidae]
- Dacrydiinae, subfamily (Ockelmann 1983) [Crenellidae]
- Dallicordia, Scarlato and Starobogatov 1983 [Verticordiidae]
- Danlengiconcha, Liu 1978 [Unionidae]
- Danlengiconchinae, subfamily, Sha 1993 [Trigonioididae]
- Dentaspatharia, Modell 1964 [Unionidae]
- Dentaspathariinae, subfamily, Modell 1964 [Unionidae]
- Dermatomyidae, family, Scarlato and Starobogatov 1983 [Poromyidae]
- Desertella, Haug 1905 [Desertellidae]
- Dianchora, J. Sowerby 1815 [Spondylidae]
- Didacnini, tribe (Ebersin 1962) [Lymnocardiidae]
- Digressodacna, Davitaschvili and Kitovani 1964 [Cardiidae]
- Digressodacnini, tribe, Taktakishvili 1987 [Cardiidae]
- Diplasma, Rafinesque 1831 [Unionidae]
- Diplasminae, subfamily, Modell 1942 [Unionidae]
- Donacillidae, family, Macpherson and Gabriel 1962 [Mesodesmatidae]
- Dromini, tribe, Starobogatov 1970 [Unionidae]
- Dromus, Simpson 1900 [Unionidae]
- Echiniferipecten, Waterhouse 2008 [Aviculopectinidae]
- Echinorbinae, subfamily, Waterhouse 2008 [Limidae]
- Elliptionidae, family, Modell 1942 [Unionidae]
- Elymella, Hall 1885 [Sanguinolitidae]
- Elymellidae, family, Ulrich 1894 [Sanguinolitidae]
- Enocephalidae, family, de Stefani 1880 [Dreissenidae]
- Enocephalus, Goldfuss 1837 [Dreissenidae]
- Ephippiodontidae, family (Scarlato and Starobogatov 1979) [Ephippiodontidae]
- Ephippodontidae, family, Scarlato and Starobogatov 1979 [Galeommatidae]
- Euchasmidae, family, Starobogatov 1977 [Euchasmidae]
- Euglesa, Jenyns 1832 [Sphaeriidae]
- Euglesinae, subfamily, Pirogov and Starobogatov 1974 [Sphaeriidae]
- Euxinibarnea, Zhgenti 1966 [Pholadidae]
- Evyana, Liljedahl 1990 [Evyanidae]
- Ferganoconcha, Ljutkevitch and Nalivkin 1960 [Ferganoconchidae]
- Ferraziidae, family, Scarlato and Starobogatov 1979 [Pachydomidae]
- Fossula, I. Lea 1870 [Mulleriidae]
- Fossulini, tribe, Bonetto 1966 [Mulleriidae]
- Friersonia, Ortmann 1912 [Unionidae]
- Friersoniinae, subfamily, Starobogatov 1970 [Unionidae]
- Furcatia, Waterhouse 2001 [Hunanopectinidae]
- Galatheavalva, Knudsen 1970 [Galatheavalvidae]
- Garinae, subfamily, Stoliczka 1870 [Psammobiidae]
- Geloinidae, family, Iredale 1943 [Cyrenidae]
- Glabarinae, subfamily, Modell 1942 [Mulleriidae]
- Glabaris, Gray 1847 [Mulleriidae]
- Glaucomya, S. P. Woodward 1854 [Glauconomidae]
- Glebula, Conrad 1853 [Unionidae]
- Glebulini, tribe, Starobogatov 1970 [Unionidae]
- Glominae, subfamily (Verrill and Bush 1898) [Sareptidae]
- Glycimeridae, family, Bronn 1849 [Hiatellidae]
- Gnathodontidae, family, Neumayr 1884 [Mactridae]
- Gonidea, Conrad 1857 [Unionidae]
- Gruenewaldiidae, family, M. R. Cooper 1991 [Myophoriidae]
- Guangxiconcha, Zhang 1977 [Lunulacardiidae]
- Guangxiconchidae, family, Zhang 1999 [Lunulacardiidae]
- Haenleiniinae, subfamily, Heinz 1932 [Inoceramidae]
- Halobioidea, superfamily, Kittl 1912 [Pectinida]
- Hawaiarcinae, subfamily, Noda 1986 [Arcidae]
- Hemipectininae, subfamily, Habe 1977 [Pectinidae]
- Hemisolasma, Rafinesque 1831 [Unionidae]
- Hemisolasminae, subfamily, Starobogatov 1970 [Unionidae]
- Heterocaprina, Munier-Chalmas 1873 [Caprotinidae]
- Heterocaprinidae, family, Munier-Chalmas 1873 [Caprotinidae]
- Heterotrigoniini, tribe (Cooper 1991) [Megatrigoniidae]
- Heudeana, Frierson 1922 [Unionidae]
- Heudeaninae, subfamily, Modell 1942 [Unionidae]
- Hippomyidae, family, Scarlato and Starobogatov 1979 [Modiomorphidae]
- Hippuritellinae, subfamily, Bilotte 1982 [Hippuritidae]
- Holdhausiellinae, subfamily (Beurlen 1954) [Pachydomidae]
- Hypogaea, Poli 1791 [Pholadidae]
- Hypogaeidae, family, Rafinesque 1815 [Pholadidae]
- Hyrcania, Monterosato 1894 [Gastropoda]
- Hyria, Lamarck 1819 [Hyriidae]
- Hyriopsinae, subfamily, Modell 1942 [Unionidae]
- Hyriopsis, Conrad 1853 [Unionidae]
- Idonearcidae, family, Scarlato and Starobogatov 1979 [Cucullaeidae]
- Iridina, Lamarck 1819 [Iridinidae]
- Janacekia, Růžička and Řehoř 1978 [Solemyidae]
- Janacekiinae, subfamily (Ruzicka 1978) [Solemyidae]
- Jilinoconcha, Ma 1989 [Jilinoconchidae]
- Jilinoconchidae, family, Ma 1989 [Jilinoconchidae]
- Jolya, Bourguignat 1877 [Modiolidae]
- Jolyidae, family, Bourguignat 1880 [Modiolidae]
- Joufiinae, subfamily, Karacabey-Oztemür 1981 [Radiolitidae]
- Kija, Lebedew 1958 [Kijidae]
- Kijidae, family, Kolesnikov 1977 [Kijidae]
- Kitsoniidae, family, Eames 1957 [Trapezidae]
- Kochiidae, family (Frech 1891) [Kochiidae]
- Lacustrina, Sterki 1916 [Sphaeriidae]
- Lacustrininae, subfamily, Korniushin 1989 [Sphaeriidae]
- Lamellidens, Simpson 1900 [Unionidae]
- Lamellidentinae, subfamily, Modell 1942 [Unionidae]
- Lamellotis, Horvath 1966 [Chondrodontidae]
- Lamnipecten, Waterhouse 2008 [Limipectinidae]
- Lamprotulinae, subfamily, Modell 1942 [Unionidae]
- Lampsilis, Rafinesque 1820 [Unionidae]
- Laurskia, Khalfin 1948 [Laurskiidae]
- Laurskiidae, family, Khalfin 1948 [Laurskiidae]
- Lavignonidae, family, Récluz 1869 [Semelidae]
- Lavignonus, Férussac 1822 [Semelidae]
- Leguminaia, Conrad 1865 [Unionidae]
- Leguminaiini, tribe, Starobogatov 1970 [Unionidae]
- Leila, Gray 1840 [Mutelidae]
- Leiopteriinae, subfamily, Maillieux 1920 [Pterineidae]
- Leptodesmatinae, subfamily, Maillieux 1931 [Pterineidae]
- Liaoningia, Xing and Liu 1979 [Liaoningia]
- Libitina, Schumacher 1817 [Trapezidae]
- Libitinidae, family, Thiele 1926 [Trapezidae]
- Limida, order (Moore 1952) [Pectinida]
- Limnocyrena, Martinson 1961 [Limnocyrenidae]
- Limnopappia, Schlickum 1962 [Cardiidae]
- Limnoscapha, Lindholm 1932 [Unionidae]
- Limnoscaphinae, subfamily, Lindholm 1932 [Unionidae]
- Limopterinae, subfamily, Maillieux 1931 [Pterineidae]
- Linotrigoniinae, subfamily, Yanin 2004 [Megatrigoniidae]
- Liostreini, tribe (Vialov 1983) [Flemingostreidae]
- Litharca, Gray 1842 [Arcidae]
- Lithodominae, subfamily, Gray 1854 [Mytilidae]
- Lithophagella, Gray 1854 [Trapezidae]
- Lithophagellidae, family, Cossmann 1911 [Trapezidae]
- Lopatiniidae, family, Scarlato and Starobogatov 1979 [Cucullaeidae]
- Lunarcidae, family, Scarlato and Starobogatov 1979 [Arcidae]
- Lymnocardiina, subtribe, Stoliczka 1870 [Cardiidae]
- Lyonsia formosa, Jeffreys 1882 [Lyonsiidae]
- Lyrodontidae, family, Bronn 1862 [Trigoniidae]
- Malimanina, Waterhouse 2001 [Atomodesmatidae]
- Malletiidae, family (H. Adams and A. Adams 1858) [Malletiidae]
- Margaritanidae, family, Ortmann 1910 [Margaritiferidae]
- Martinsonella, Hong 1965 [Trigonioididae]
- Martinsonellinae, subfamily, Hong 1965 [Trigonioididae]
- Mclearniinae, subfamily, Shurygin and Lutikov 1991 [Pectinidae]
- Medionidinae, subfamily, Starobogatov 1970 [Unionidae]
- Medionidus, Simpson 1900 [Unionidae]
- Megalonaiadinae, subfamily, Heard and Guckert 1970 [Unionidae]
- Megalonaias, Utterback 1915 [Unionidae]
- Megatrigonioidea, superfamily, van Hoepen 1929 [Trigoniida]
- Melininae, subfamily, Meek and Hayden 1865 [Malleidae]
- Merklinicardiina, subtribe (Popov 2001) [Cardiidae]
- Microdontella, Lebedev 1944 [Senderzoniellidae]
- Micropteria, Frech 1891 [Pterineidae]
- Micropteriinae, subfamily, Maillieux 1931 [Pterineidae]
- Modellnaia, Brandt 1974 [Unionidae]
- Modiolidae, family, G. Termier and H. Termier 1950 [Modiolidae]
- Modiolinae, subfamily (G. Termier and H. Termier 1950) [Mytilidae]
- Modiolodontidae, family, Fang and Morris 1997 [Saffordiidae]
- Monocondylaea, d'Orbigny 1835 [Mulleriidae]
- Monticulina, A. Ivanov 1995 [Gryphaeidae]
- Monticulinidae, family, A. Ivanov 1995 [Gryphaeidae]
- Mulleria, Férussac 1823 [Mulleriidae]
- Musculiinae, subfamily, Starobogatov 1984 [Sphaeriidae]
- Mweruella, Haas 1936 [Unionidae]
- Mweruellinae, subfamily, Pain and Woodward 1968 [Unionidae]
- Myida, order (Goldfuss 1820) [Myoida]
- Myoneridae, family, Scarlato and Starobogatov 1983 [Cuspidariidae]
- Mysidiopterinae, subfamily, Waterhouse 2008 [Limidae]
- Nannonaia, Haas 1913 [Unionidae]
- Nannonaiinae, subfamily, Modell 1942 [Unionidae]
- Nanogyrini, tribe, Malchus 1990 [Gryphaeidae]
- Natalissima, Waterhouse 2008 [Natalissimidae]
- Neaeroporomyidae, family, Scarlato and Starobogatov 1983 [Poromyidae]
- Necklania (Růžička and Přibyl 1953) [Antipleuridae]
- Neklania, Růžička and Přibyl 1953 [Praecardiidae]
- Neklaniidae, family, Scarlato and Starobogatov 1979 [Praecardiidae]
- Neopisidiinae, subfamily, Korniushin 1989 [Sphaeriidae]
- Neopisidium, Odhner 1921 [Sphaeriidae]
- Nodularia, Conrad 1853 [Unionidae]
- Nodulariinae, subfamily, Starobogatov and Zatravkin 1987 [Unionidae]
- Nordenskjoeldia (Wilckens 1910) [Parallelodontidae]
- Nordenskjoeldiidae, family, Scarlato and Starobogatov 1979 [Parallelodontidae]
- Novaculina, Benson 1830 [Pharidae]
- Obliquidon, Astafieva-Urbajtis 1994 [Parallelodontidae]
- Obliquidontinae, subfamily, Astafieva-Urbajtis 1994 [Parallelodontidae]
- Obsoletiformina, subtribe (Paramonova 2001) [Cardiidae]
- Oligodontella, Gusev 1963 [Carbonicolidae]
- Oligodontellinae, subfamily, Starobogatov 1987 [Carbonicolidae]
- Opokiella, Plotnikov 1949 [Opokiellidae]
- Opokiellidae, family, Kanev 1983 [Opokiellidae]
- Orobitellinae, subfamily, F. R. Bernard 1983 [Lasaeidae]
- Orthonotida, order, Pojeta 1978 [Orthonotida]
- Oscillophini, tribe, Malchus 1990 [Arctostreidae]
- Osteodesmatidae, family, Couthouy 1839 [Thraciidae]
- Otapiriidae, family, Waterhouse 1982 [Otapiriidae]
- Oxynaia, Haas 1913 [Unionidae]
- Oxynaiini, tribe, Starobogatov 1970 [Unionidae]
- Ozomiidae, family, Starobogatov 1977 [Ozomiidae]
- Pachydacna, Eberzin 1955 [Cardiidae]
- Pachydacnina, subtribe (Andreescu 1975) [Cardiidae]
- Palaeoconchidae, family, S. A. Miller 1889 [Palaeoconchidae]
- Palaeolopha, Malchus 1990 [Palaeolophidae]
- Palaeoneilidae, family, Babin 1966 [Palaeoneilidae]
- Palanatina (Hall 1870) [Modiomorphidae]
- Palanatinidae, family, Miller 1877 [Modiomorphidae]
- Panticapaea, Andrusov 1923 [Cardiidae]
- Panticapaeini, tribe, Taktakishvili 1987 [Cardiidae]
- Pararcidae, family, Ulrich 1894 [Praecardiidae]
- Parreysia, Conrad 1853 [Unionidae]
- Pedalionidae, family, Stephenson 1923 [Malleidae]
- Peduminae, subfamily, Habe 1977 [Pectinidae]
- Peregrinoconcha, Chen and Lan 1976 [Trigonioididae]
- Perlaporomya, Scarlato and Starobogatov 1983 [Poromyidae]
- Perlaporomyidae, family, Scarlato and Starobogatov 1983 [Poromyidae]
- Perna, Bruguière 1789 [Malleidae]
- Pernaria, Rafinesque 1815 [Malleidae]
- Pernariinae, subfamily, Rafinesque 1815 [Malleidae]
- Perninae, subfamily, Scarlato and Starobogatov 1979 [Mytilidae]
- Petricolinae, subfamily (Deshayes 1839) [Petricolina]
- Pholeobia, Blainville 1819 [Hiatellidae]
- Pholeobiidae, family, Leach 1852 [Hiatellidae]
- Phyllocardiina, subtribe (Nevesskaja 1986) [Cardiidae]
- Phyllocardium, P. Fischer 1887 [Cardiidae]
- Physunio, Simpson 1900 [Unionidae]
- Physunionini, tribe, Starobogatov 1970 [Unionidae]
- Pilea, Simpson 1900 [Unionidae]
- Pileini, tribe, Starobogatov 1970 [Unionidae]
- Placentidae, family, Gray 1847 [Placunidae]
- Placunopsidae, family, Freneix 1985 [Anomiidae]
- Planacardiina, subtribe (Paramonova 2001) [Cardiidae]
- Planacardium, Paramonova 1971 [Cardiidae]
- Pleiodontidae, family, Rochebrune 1904 [Iridinidae]
- Plicatiformes, Kojumdgieva 1969 [Cardiidae]
- Plicatiformina, subtribe (Paramonova 2001) [Cardiidae]
- Pliocardiidae, family, Woodring 1925 [Vesicomyidae]
- Policordia, Dall et al. 1939 [Verticordiidae]
- Polidevciidae, family (Carter 1990) [Polidevciidae]
- Polymesodinae, subfamily, Habe 1977 [Cyrenidae]
- Polyptychus, Douvillé 1904 [Trechmannellidae]
- Pontalmyrina, subtribe (Taktakishvili 1987) [Cardiidae]
- Popenaiadinae, subfamily, Heard and Guckert 1970 [Unionidae]
- Popenaias, Frierson 1927 [Unionidae]
- Poroledinae, subfamily (O. A. Scarlato and Ya. A. Starobogatov 1979) [Poroledidae]
- Porteriinae, subfamily, Scarlato and Starobogatov 1979 [Arcidae]
- Postligatidae, family, Scarlato and Starobogatov 1984 [Glycymerididae]
- Potamocorbulinae, subfamily, Habe 1977 [Corbulidae]
- Praecardiida, order, Newell 1965 [Praecardiida]
- Praelamellodontidae, family, Zhang 1980 [Praelamellodontidae]
- Prasina, Deshayes 1863 [Prasinidae]
- Prasinidae, family, Stoliczka 1871 [Prasinidae]
- Prilukiellinae, subfamily, Starobogatov 1970 [Prilukiellidae]
- Prionopleura, Eberzin 1949 [Cardiidae]
- Prionopleurini, tribe, Taktakishvili 1987 [Cardiidae]
- Prisodon, Schumacher 1817 [Hyriidae]
- Prisodontinae, subfamily, Modell 1942 [Hyriidae]
- Prisodontopsinae, subfamily, Pain and Woodward 1968 [Unionidae]
- Prisodontopsis, Tomlin 1928 [Aviculopectinidae]
- Profulviini, tribe, Kafanov and Popov 1977 [Cardiidae]
- Prokopievskia, Khalfin 1950 [Prokopievskiidae]
- Promargaritifera, F. R. Woodward 1994 [Margaritiferidae]
- Promargaritiferinae, subfamily, Woodward 1994 [Margaritiferidae]
- Propehyridella, Cotton and Gabriel 1932 [Hyriidae]
- Propehyridellidae, family, Iredale 1934 [Hyriidae]
- Proptera, Rafinesque 1819 [Unionidae]
- Propterinae, subfamily, Hannibal 1912 [Unionidae]
- Prosocoelodon, Karczewski 1992 [Astartidae]
- Prosodacna, Tournouër 1882 [Cardiidae]
- Prosodacnidae, family, Keen 1937 [unclassified family]
- Prosodacnini, tribe (Keen 1937) [Cardiidae]
- Protocuspidaria, Allen and Morgan 1981 [Protocuspidariidae]
- Protoentoliinae, subfamily, Romanov 1985 [Pernopectinidae]
- Protoentolium, Janishevskii 1960 [Pernopectinidae]
- Pseudamussiinae, subfamily, F. Nordsieck 1969 [Pectinidae]
- Pseudanodonta, Bourguignat 1877 [Unionidae]
- Pseudanodontinae, subfamily, Stadnichenko 1984 [Unionidae]
- Pseudaviculinae, subfamily, Modell 1942 [Unionidae]
- Pseudocardita, Oppenheim 1919 [Cardiidae]
- Pseudocatillini, tribe, Taktakishvili 1987 [Cardiidae]
- Pseudoclaraiinae, subfamily, Gavrilova 1996 [Claraiidae]
- Pseudodontinae, subfamily, Frierson 1927 [Unionidae]
- Pseudohyria, MacNeil 1936 [Pseudohyriidae]
- Pseudomonotinae, subfamily, Newell 1938 [Pseudomonotidae]
- Pseudomulleria, Anthony 1907 [Mulleriidae]
- Pseudomulleriidae, family, Starobogatov 1970 [Mulleriidae]
- Pseudospatha, Simpson 1900 [Unionidae]
- Pseudotechnophoridae, family, Starobogatov 1977 [Pseudotechnophoridae]
- Pseudovaccinitinae, subfamily, Bilotte 1982 [Hippuritidae]
- Psilunio, Stefanescu 1896 [Unionidae]
- Psilunioninae, subfamily, Starobogatov 1970 [Unionidae]
- Pterinellinae, subfamily, Hayami 1965 [Pteriidae]
- Pteriomorphia, superorder (Beurlen 1944) [Bivalvia]
- Ptychobranchinae, subfamily, Starobogatov 1970 [Unionidae]
- Ptychobranchus, Simpson 1900 [Unionidae]
- Ptychodesmatidae, family (Scarlato and Starobogatov 1984) [Cyrtodontidae]
- Pycnodontini, tribe (Stenzel 1959) [Gryphaeidae]
- Quadratotrigoniinae, subfamily (Saveliev 1958) [Myophorellidae]
- Radiolaewella, A. Ivanov 1995 [Gryphaeidae]
- Radiolaewellinae, subfamily, A. Ivanov 1995 [Gryphaeidae]
- Radulidae, family, H. Adams and A. Adams 1858 [Limidae]
- Rangiidae, family, P. Fischer 1884 [Mactridae]
- Rectidens, Simpson 1900 [Unionidae]
- Reniella, Swainson 1840 [Bivalvia]
- Rhipidodonta, Mörch 1853 [Hyriidae]
- Rhipidodontini, tribe, Starobogatov 1970 [Hyriidae]
- Rocellariidae, family, Ridewood 1903 [Gastrochaenidae]
- Rousseliinae, subfamily, MacGillavry 1937 [Hippuritida]
- Sachalinoceramus, Glasunov 1967 [Inoceramidae]
- Saffordiidae, family, Scarlato and Starobogatov 1979 [Saffordiidae]
- Sainschandiidae, family, Kolesnikov 1977 [Sainschandiidae]
- Sancticarolis, Mezzalira 1974 [Sancticarolitidae]
- Saturnellinae, subfamily, Astafieva 1994 [Streblochondriidae]
- Scacchiidae, family, Récluz 1869 [Lasaeidae]
- Scaphulinae, subfamily, Scarlato and Starobogatov 1979 [Arcidae]
- Scrobiculariinae, subfamily (H. Adams and Adams 1856) [Scrobiculariinae]
- Selenimyalininae, subfamily, Weyer 1968 [Myalinidae]
- Senderzoniella, Betekhtina 1977 [Senderzoniellidae]
- Senderzoniellinae, subfamily (Betekhtina et al. 1987) [Senderzoniellidae]
- Seniliinae, subfamily, Scarlato and Starobogatov 1979 [Arcidae]
- Septocardiidae, family, Kafanov and Starobogatov 1977 [Septocardiidae]
- Serrilaminula, Lindholm 1933 [Cyrenidae]
- Serrilaminulinae, subfamily, Lindholm 1933 [Cyrenidae]
- Serripedini, tribe, Kafanov 1975 [Cardiidae]
- Shaanxiconcha, Liu 1980 [Shaanxiconchidae]
- Sibireconcha, Lebedev 1958 [Sibireconchidae]
- Sibireconchidae, family, Kolesnikov 1977 [Sibireconchidae]
- Silurinidae, family, Neumayr 1891 [Dualinidae]
- Sinomya, Pogorevich 1977 [Sinomyidae]
- Sinonaia, Guo 1981 [Nippononaiidae]
- Solenellidae, family, d'Orbigny 1846 [Malletiidae]
- Solenopsidae, family, Neumayr 1891 [Solenomorphidae]
- Spatha, I. Lea 1838 [Iridinidae]
- Spathinae, subfamily, Bronn 1862 [Iridinidae]
- Spathopsinae, subfamily, Modell 1942 [Iridinidae]
- Spathopsis, Simpson 1900 [Iridinidae]
- Sphaeriastrinae, subfamily, Alimov and Starobogatov 1968 [Sphaeriidae]
- Sphaeriastrum, Bourguignat 1854 [Sphaeriidae]
- Sphenoceramidae, family, Heinz 1932 [Inoceramidae]
- Spinolyonsiella, Scarlato and Starobogatov 1983 [Lyonsiidae]
- Spinolyonsiellidae, family, Scarlato and Starobogatov 1983 [Lyonsiidae]
- Spirodomidae, family, S. A. Miller 1889 [Spirodomidae]
- Spirodomus, Beecher 1886 [Spirodomidae]
- Stefaniniellidae, family, Tavani 1939 [Malleidae]
- Straba, Prantl and Růžička 1954 [Strabidae]
- Strophitinae, subfamily, Starobogatov 1970 [Unionidae]
- Stylodacninae, subfamily, Papaianopol 1987 [Cardiidae]
- Subulatachlamydinae, subfamily, Romanov 1984 [Pectinidae]
- Tanaodontidae, family, Liu 1976 [Tanaodontidae]
- Taselasmodum, Guo 1985 [Cycloconchidae]
- Tesseratia, Waterhouse 2008 [Pterinopectinidae]
- Thecalia, H. Adams and A. Adams 1857 [Carditidae]
- Thecodontinae, subfamily, F. R. Bernard 1983 [Lasaeidae]
- Tichogonia, Rossmässler 1835 [Dreissenidae]
- Tichogoniidae, family, Andrusov 1893 [Dreissenidae]
- Tiostreidae, family, Chanley and Dinamani 1980 [Ostreidae]
- Tolmachoviidae, family, Starobogatov 1977 [Tolmachoviidae]
- Torreitinae, subfamily, Grubic 1979 [Hippuritidae]
- Trechmannella, Cox 1934 [Trechmannellidae]
- Trichomyinae, subfamily, Scarlato and Starobogatov 1979 [Crenellidae]
- Turtoniinae, subfamily (Clark 1855) [Turtoniina]
- Undopectininae, subfamily, Waterhouse 2001 [Aviculopectinidae]
- Unicardiidae, family, P. Fischer 1887 [Mactromyidae]
- Unio galloprovincialis, Matheron 1842 [Unionidae]
- Unio johnstoni, E. A. Smith 1893 [Unionidae]
- Utschamiella, Ragozin 1937 [Utschamiellidae]
- Vasconellinae, subfamily, Scarlato and Starobogatov 1979 [Limopsidae]
- Vasconiella, Dall 1899 [Galeommatidae]
- Vasconiellidae, family, Scarlato and Starobogatov 1979 [Galeommatidae]
- Venerida, order (Gray 1854) [Cardiida]
- Venilia, S. G. Morton 1833 [Arcticidae]
- Veniliidae, family, Meek 1864 [Veniellidae]
- Volinae, subfamily, Teppner 1922 [Pectinidae]
- Wanwaniidae, family, Scarlato and Starobogatov 1983 [Wanwaniidae]
- Xylophagidae, family, Purchon 1941 [Xylophagaidae]
- Zadimerodia, Guo 1988 [Zadimerodiidae]
- Zirfaeinae, subfamily, Gray 1851 [Pholadidae]