Taxonomic names from A. Williams et al. 2002
- Acanthorhynchiinae, subfamily, Shi and Grant 1993 [Acanthothirididae]
- Acanthothirididae, family, Schuchert 1913 [Acanthothirididae]
- Acanthothiridinae, subfamily, Schuchert 1913 [Acanthothirididae]
- Acolosiinae, subfamily, Savage 1996 [Pontisiidae]
- Aenigmastrophiidae, family, Boucot and Rong 1994 [Aenigmastrophiidae]
- Amphipellidae, family, Cooper and Grant 1976 [Amphipellidae]
- Amsdenellinae, subfamily, A. Williams et al. 2002 [Hebetoechiidae]
- Anastrophia (Grayina) () [Parastrophinidae]
- Anazygidae, family, Davidson 1883 [Anazygidae]
- Anazygidina, suborder, Copper 1996 [Atrypida]
- Anazyginae, subfamily, Davidson 1883 [Anazygidae]
- Anazygoidea, superfamily, Davidson 1883 [Atrypida]
- Ancistrorhynchidae, family, Cooper 1956 [Ancistrorhynchidae]
- Ancistrorhynchoidea, superfamily, Cooper 1956 [Rhynchonellida]
- Anoplothecidae, family, Schuchert 1894 [Anoplothecidae]
- Anoplothecinae, subfamily, Schuchert 1894 [Anoplothecidae]
- Anoplothecoidea, superfamily, Schuchert 1894 [Athyridida]
- Araratellinae, subfamily, Erlanger 1986 [Rhynchoporidae]
- Archboldina, Waterhouse 2001 [Productellidae]
- Aseptorhynchiidae, family, Savage 1996 [Aseptorhynchiidae]
- Athyrisininae, subfamily, Grabau 1931 [Athyrididae]
- Athyrisinoides, Jiang 1978 [Atrypinidae]
- Atrypa (Planatrypa) () [Atrypidae]
- Atryparia (Costatrypa) () [Atrypidae]
- Atrypina (Atrypinopsis) () [Atrypinidae]
- Atrypinellinae, subfamily, A. Williams et al. 2002 [Punctatrypidae]
- Atrypinidae, family, McEwan 1939 [Atrypinidae]
- Atrypininae, subfamily, McEwan 1939 [Atrypinidae]
- Atrypoidea (Lissatrypella) () [Septatrypidae]
- Austrirhynchidae, family, Ager 1959 [Austrirhynchidae]
- Axiodeaneiinae, subfamily, Savage 1996 [Rhynchotetradidae]
- Basilicorhynchinae, subfamily, Savage 1996 [Leiorhynchidae]
- Bateridium, Su Rong and Li 1983 [Pentameridae]
- Beckmanniinae, subfamily, Savage 1996 [Hebetoechiidae]
- Betterbergiinae, subfamily, Savage 1996 [Hebetoechiidae]
- Bilaminellinae, subfamily, Babanova 1964 [Rhynchonellidae]
- Callipentamerus, Boucot 1964 [Pentameridae]
- Calvinariinae, subfamily, Sartenaer 1994 [Leiorhynchidae]
- Calvirhynchiinae, subfamily, Kamyshan 1967 [Erymnariidae]
- Camarellidae, family (Hall and Clarke 1894) [Camerellidae]
- Camarophorellinae, subfamily, Schuchert 1929 [Meristidae]
- Camarotoechiinae, subfamily, Schuchert 1929 [Camarotoechiidae]
- Camarotoechioidea, superfamily, Schuchert 1929 [Rhynchonellida]
- Camerellinae, subfamily, Hall and Clarke 1894 [Camerellidae]
- Camerelloidea, superfamily, Hall and Clarke 1894 [Pentamerida]
- Camerophorinidae, family, Rzhonsnitskaia 1958 [Camerophorinidae]
- Carinatinidae, family, Rzhonsnitskaya 1960 [Carinatinidae]
- Catazyginae, subfamily, Copper 1977 [Anazygidae]
- Cirpinae, subfamily, Ager 1965 [Wellerellidae]
- Clarkellidae, family, Schuchert and Cooper 1931 [Clarkellidae]
- Cleiothyrididinae, subfamily, Alvarez et al. 1998 [Athyrididae]
- Clintonellinae, subfamily, Poulsen 1943 [Atrypinidae]
- Clorindidae, family, Rzhonsnitskaia 1956 [Clorindidae]
- Clorindinae, subfamily, Rzhonsnitskaia 1956 [Clorindidae]
- Clorindoidea, superfamily, Rzhonsnitskaia 1956 [Pentamerida]
- Coelospirinae, subfamily, Hall and Clarke 1894 [Anoplothecidae]
- Comelicaniinae, subfamily, Merla 1930 [Athyrididae]
- Conchidiellinae, subfamily, Rzhonsnitskaia 1961 [Gypidulidae]
- Conchidiinae, subfamily, Sapelnikov 1973 [Subrianidae]
- Corvinopugnacinae, subfamily, Savage 1996 [Innaechiidae]
- Cretirhynchiinae, subfamily, Katz 1974 [Tetrarhynchiidae]
- Cyclospiridae, family, Schuchert 1913 [Cyclospiridae]
- Cyrolexinae, subfamily, A. Williams et al. 2002 [Stenoscismatidae]
- Davanirhynchiinae, subfamily, Ovcharenko 1983 [Rhynchonellidae]
- Davidsoniidae, family, King 1850 [Davidsoniidae]
- Davidsoniidina, suborder, Copper 1996 [Atrypida]
- Davidsonioidea, superfamily, King 1850 [Atrypida]
- Dayioidea, superfamily, Waagen 1883 [Athyridida]
- Desquamatia (Independatrypa) () [Atrypidae]
- Desquamatia (Seratrypa) () [Atrypidae]
- Devonatrypa, Rzhonsnitskaya 1964 [Atrypidae]
- Devonogypinae, subfamily, Breyvel and Breyvel 1977 [Gypidulidae]
- Didymothyridinae, subfamily, Modzalevskaya 1979 [Athyrididae]
- Diholkorhynchiinae, subfamily, Xu and Liu 1983 [Norellidae]
- Dimerellinae, subfamily, Buckman 1918 [Dimerellidae]
- Dimerelloidea, superfamily, Buckman 1918 [Rhynchonellida]
- Diplospirellidae, family, Schuchert 1894 [Diplospirellidae]
- Diplospirellinae, subfamily, Schuchert 1894 [Diplospirellidae]
- Dogdoinae, subfamily, Baranov 1982 [Innaechiidae]
- Dzieduszyckiinae, subfamily, Savage 1996 [Peregrinellidae]
- Eatoniidae, family, Schmidt 1965 [Eatoniidae]
- Ectorhipidium, Boucot and Johnson 1979 [Pentameridae]
- Enantiosphenidae, family, Torley 1934 [Enantiosphenidae]
- Eostrophiidae, family, Ulrich and Cooper 1936 [Eostrophiidae]
- Fenestrirostrinae, subfamily, Savage 1996 [Leiorhynchidae]
- Gagriella, Moiseev 1939 [Basiliolidae]
- Geniculigypinae, subfamily, Blodgett and Boucot 1998 [Gypidulidae]
- Gibbirhynchiinae, subfamily, A. Williams et al. 2002 [Tetrarhynchiidae]
- Gigantorhynchinae, subfamily, Savage 1996 [Leiorhynchidae]
- Glassiidae, family, Schuchert and LeVene 1929 [Glassiidae]
- Glassioidea, superfamily, Schuchert and LeVene 1929 [Atrypida]
- Glossinotoechiidae, family, Havlicek 1992 [Glossinotoechiidae]
- Glossinulininae, subfamily, Savage 1996 [Hebetoechiidae]
- Gracianella (Guangyuania) () [Atrypinidae]
- Gypiduloidea, superfamily, Schuchert and LeVene 1929 [Pentamerida]
- Hadrorhynchiidae, family, McLaren 1965 [Hadrorhynchiidae]
- Halorellidae, family, Ager 1965 [Halorellidae]
- Harpidium (Sulcipentamerus) () [Pentameridae]
- Hebetoechiinae, subfamily, Havlicek 1960 [Hebetoechiidae]
- Hemithirididae, family, Rzhonsnitskaya 1956 [Hemithirididae]
- Hemithiridoidea, superfamily, Rzhonsnitskaya 1956 [Rhynchonellida]
- Hemitoechiinae, subfamily, Savage 1996 [Trigonirhynchiidae]
- Huenellinae, subfamily, Schuchert and Cooper 1931 [Huenellidae]
- Hungarispirinae, subfamily, Dagys 1972 [Neoretziidae]
- Hustediinae, subfamily, Grunt 1986 [Neoretziidae]
- Hypothyridinidae, family, Rzhonsnitskaia 1956 [Hypothyridinidae]
- Idiospirinae, subfamily, A. Williams et al. 2002 [Septatrypidae]
- Indorhynchiinae, subfamily, Ovcharenko 1975 [Cyclothyrididae]
- Innaechiidae, family, Baranov 1980 [Innaechiidae]
- Innaechiinae, subfamily, Baranov 1980 [Innaechiidae]
- Innuitellinae, subfamily, Crickmay 1968 [Leiorhynchidae]
- Invertininae, subfamily, Copper and Chen 1995 [Atrypidae]
- Iowarhynchinae, subfamily, Savage 1996 [Paranorellidae]
- Isjuminellinae, subfamily, A. Williams et al. 2002 [Tetrarhynchiidae]
- Isovella, Breyvel and Breyvel 1970 [Pentameridae]
- Ivdelinella, Brice 1982 [Gypidulidae]
- Ivdeliniella, Kim 1981 [Gypidulidae]
- Ivdeliniinae, subfamily, Sapelnikov 1985 [Gypidulidae]
- Kallirhynchiinae, subfamily, A. Williams et al. 2002 [Tetrarhynchiidae]
- Karpinskiidae, family, Poulsen 1943 [Karpinskiidae]
- Karpinskiinae, subfamily, Poulsen 1943 [Karpinskiidae]
- Katuniella () [Leiorhynchidae]
- Kayseriidae, family, Boucot et al. 1964 [Kayseriidae]
- Khodalevichia, Boucot and Johnson 1979 [Pentameridae]
- Koninckinidae, family, Davidson 1853 [Koninckinidae]
- Koninckinidina, suborder, Harper 1993 [Athyridida]
- Koninckinoidea, superfamily, Davidson 1853 [Athyridida]
- Kulumbellinae, subfamily, A. Williams et al. 2002 [Stricklandiidae]
- Ladogiidae, family, Ljaschenko 1973 [Ladogiidae]
- Laevicamera, Grabau 1936 [Stenoscismatidae]
- Lambdarinidae, family, Brunton and Champion 1974 [Lambdarinidae]
- Lambdarinoidea, superfamily, Brunton and Champion 1974 [Rhynchonellida]
- Leiorhynchinae, subfamily, Stainbrook 1945 [Leiorhynchidae]
- Leptocoeliidae, family, Boucot and Gill 1956 [Leptocoeliidae]
- Levigatellinae, subfamily, Rzhonsnitskaia 1975 [Gypidulidae]
- Linguopugnoidinae, subfamily, Savage 1996 [Camarotoechiidae]
- Lissatrypidae, family, Twenhofel 1914 [Lissatrypidae]
- Lissatrypidina, suborder, Copper 1996 [Atrypida]
- Lissatrypoidea, superfamily, Twenhofel 1914 [Atrypida]
- Loborininae, subfamily, Savage 1996 [Lambdarinidae]
- Lochengia, Yoh 1929 [Athyrididae]
- Lochengiinae, subfamily, Ching and Yang 1977 [Athyrididae]
- Machaerariidae, family, Savage 1996 [Machaerariidae]
- Madarosiinae, subfamily, Savage 1996 [Wellerellidae]
- Mariannaellinae, subfamily, Sapelnikov and Rukavishnikova 1975 [Virgianidae]
- Meristelloidea, superfamily, Waagen 1883 [Athyridida]
- Meristidae, family, Hall and Clarke 1895 [Meristidae]
- Meristinae, subfamily, Hall and Clarke 1895 [Meristidae]
- Mesonomiinae, subfamily, Ulrich and Cooper 1936 [Huenellidae]
- Minyspheniinae, subfamily, Savage 1996 [Lambdarinidae]
- Misoliinae, subfamily, Dagys 1996 [Diplospirellidae]
- Mongolospiridae, family, Alekseeva 1981 [Mongolospiridae]
- Mongolospiroidea, superfamily, Alekseeva 1981 [Athyridida]
- Neoretziidae, family, Dagis 1972 [Neoretziidae]
- Neoretziinae, subfamily, Dagys 1972 [Neoretziidae]
- Niorhynicidae, family, Savage 1996 [Niorhynicidae]
- Nipponirhynchiinae, subfamily, Savage 1996 [Wellerellidae]
- Norellidae, family, Ager 1959 [Norellidae]
- Norellinae, subfamily, Ager 1959 [Norellidae]
- Norelloidea, superfamily, Ager 1959 [Rhynchonellida]
- Notosariidae, family, A. Williams et al. 2002 [Notosariidae]
- Nucleospiroidea, superfamily, Davidson 1881 [Athyridida]
- Nucleusorhynchiinae, subfamily, Xu 1990 [Rhynchonellidae]
- Ochotathyridinae, subfamily, Alvarez et al. 1998 [Diplospirellidae]
- Oligorhynchiidae, family, Cooper 1956 [Oligorhynchiidae]
- Orthorhynchulidae, family, Cooper 1956 [Orthorhynchulidae]
- Palaferellidae, family, Spriestersbach 1942 [Palaferellidae]
- Palaferelloidea, superfamily, Spriestersbach 1942 [Atrypida]
- Pamirorhynchiinae, subfamily, Ovcharenko 1983 [Basiliolidae]
- Parallelelasmatidae, family, Cooper 1956 [Parallelelasmatidae]
- Paranorellininae, subfamily, Xu 1990 [Norellidae]
- Pararhipidium, Boucot and Johnson 1979 [Pentameridae]
- Parastrophinidae, family, Ulrich and Cooper 1938 [Parastrophinidae]
- Parazygidae, family, Alvarez et al. 1998 [Parazygidae]
- Pentamerellinae, subfamily, Sapelnikov 1973 [Clorindidae]
- Peregrinella (Peregrinellina) () [Peregrinellidae]
- Peregrinellidae, family, Ager 1965 [Peregrinellidae]
- Peregrinellinae, subfamily, Ager 1965 [Peregrinellidae]
- Petasmariidae, family, Savage 1996 [Petasmariidae]
- Petasmatheridae, family, Cooper and Grant 1976 [Petasmatheridae]
- Phoenicitoechiidae, family, Havlicek 1990 [Phoenicitoechiidae]
- Piarorhynchiinae, subfamily, Shi and Grant 1993 [Rhynchonellidae]
- Pinguaella, Boucot and Johnson 1979 [Pentameridae]
- Platyterorhynchinae, subfamily, Savage 1996 [Platyterorhynchidae]
- Plectatrypinae, subfamily, Copper 1996 [Atrypinidae]
- Plectorhynchellidae, family, Rzhonsnitskaia 1958 [Plectorhynchellidae]
- Plectorhynchellinae, subfamily, Rzhonsnitskaia 1958 [Plectorhynchellidae]
- Plectospirinae, subfamily, Alvarez et al. 1998 [Neoretziidae]
- Pleurodiinae, subfamily, Rong and Yang 1977 [Virgianidae]
- Plicathyridinae, subfamily, Alvarez 1990 [Athyrididae]
- Plicathyris, Khalfin 1946 [Athyrididae]
- Pontisiidae, family, Cooper and Grant 1976 [Pontisiidae]
- Pontisiinae, subfamily, Cooper and Grant 1976 [Pontisiidae]
- Porambonites (Equirostra) () [Porambonitidae]
- Porambonites (Noetlingia) () [Porambonitidae]
- Porambonitidae, family, Ulrich and Cooper 1936 [Porambonitidae]
- Porambonitoidea, superfamily, Davidson 1853 [Pentamerida]
- Pradoiinae, subfamily, Garcia-Alcadle 1986 [Athyrididae]
- Praemonticlarellinae, subfamily, A. Williams et al. 2002 [Norellidae]
- Prionorhynchiidae, family, A. Williams et al. 2002 [Prionorhynchiidae]
- Proatriboniinae, subfamily, Gratsianova 1967 [Stenoscismatidae]
- Protozygidae, family, Copper 1986 [Protozygidae]
- Protozygoidea, superfamily, Copper 1986 [Atrypida]
- Pseudogruenewaldtiinae, subfamily, Rzhonsnitskaya et al. 1997 [Atrypidae]
- Pugnacoidea, superfamily, Rzhonsnitskaia 1956 [Rhynchonellida]
- Punctatrypidae, family, Rzhonsnitskaya 1960 [Punctatrypidae]
- Punctatrypinae, subfamily, Rzhonsnitskaya 1960 [Punctatrypidae]
- Punctatrypoidea, superfamily, Rzhonsnitskaya 1960 [Atrypida]
- Punctolirinae, subfamily, Andreeva 1982 [Tetralobulidae]
- Pygmaellinae, subfamily, Baranov 1977 [Plectorhynchellidae]
- Quadriloba () [Athyrididae]
- Retziellidae, family, Rzhonsnitskaya 1974 [Retziellidae]
- Retzielloidea, superfamily, Rzhonsnitskaya 1974 [Athyridida]
- Retziidina, suborder, Boucot et al. 1964 [Athyridida]
- Retzioidea, superfamily, Waagen 1883 [Athyridida]
- Rhynchonella saffordi, Hall 1860 [Trigonirhynchiidae]
- Rhynchoporidae, family, Muir-Wood 1955 [Rhynchoporidae]
- Rhynchoporinae, subfamily, Muir-Wood 1955 [Rhynchoporidae]
- Rhynchoporoidea, superfamily, Muir-Wood 1955 [Rhynchonellida]
- Rhynchospirinidae, family, Schuchet 1929 [Rhynchospirinidae]
- Rhynchospirinoidea, superfamily, Schuchert 1929 [Athyridida]
- Rhynchotetradidae, family, Licharew 1956 [Rhynchotetradidae]
- Rhynchotetradinae, subfamily, Licharew 1956 [Rhynchotetradidae]
- Rhynchotrematinae, subfamily, Schuchert 1913 [Rhynchotrematidae]
- Ripidiorhynchinae, subfamily, Savage 1996 [Trigonirhynchiidae]
- Rostricellulinae, subfamily, Rozman 1969 [Trigonirhynchiidae]
- Rowleyellinae, subfamily, Alvarez and Brunton 1995 [Meristidae]
- Rozmanariidae, family, Havlicek 1982 [Rozmanariidae]
- Septalariidae, family, Havlicek 1960 [Septalariidae]
- Septathyridinae, subfamily, Alvarez et al. 1998 [Triathyrididae]
- Septatrypa (Hircinisca) () [Septatrypidae]
- Septatrypidae, family, Kozlowski 1929 [Septatrypidae]
- Septatrypinae, subfamily, Kozlowski 1929 [Septatrypidae]
- Septirhynchiidae, family, Muir-Wood and Cooper 1951 [Septirhynchiidae]
- Septocrurellinae, subfamily, Ager et al. 1972 [Erymnariidae]
- Sinorhynchiidae, family, Xu and Liu 1983 [Sinorhynchiidae]
- Sphenotretidae, family, Savage 1996 [Sphenotretidae]
- Spinatrypina (Exatrypa) () [Atrypidae]
- Spirigerininae, subfamily, Rzhonsnitskaya 1974 [Atrypinidae]
- Stenocamarinae, subfamily, Cooper 1956 [Camerellidae]
- Stenometoporhynchinae, subfamily, Savage 1996 [Leiorhynchidae]
- Stolmorhynchia (Praelacunosella) () [Basiliolidae]
- Stricklandiinae, subfamily, Schuchert and Cooper 1931 [Stricklandiidae]
- Stricklandioidea, superfamily, Schuchert and Cooper 1931 [Pentamerida]
- Stricklandistrophiidae, family, Sapelnikov and Kulikov 1976 [Stricklandistrophiidae]
- Strigirhynchiinae, subfamily, Cooper and Grant 1976 [Wellerellidae]
- Striirhynchiinae, subfamily, Kamyshan 1967 [Rhynchonellidae]
- Subrianidae, family, Sapelnikov 1963 [Subrianidae]
- Subrianinae, subfamily, Sapelnikov 1963 [Subrianidae]
- Supertrilobus, Boucot and Johnson 1979 [Pentameridae]
- Symmatrypidae, family, Mizens 1989 [Symmatrypidae]
- Syntrophiidina, suborder, Ulrich and Cooper 1936 [Pentamerida]
- Syntrophiinae, subfamily, Schuchert 1896 [Syntrophiidae]
- Syntrophopsinae, subfamily, Ulrich and Cooper 1936 [Tetralobulidae]
- Tetralobulidae, family, Ulrich and Cooper 1936 [Tetralobulidae]
- Tetralobulinae, subfamily, Ulrich and Cooper 1936 [Tetralobulidae]
- Tetrarhynchia (Rostrirhynchia) () [Tetrarhynchiidae]
- Tretorhynchinae, subfamily, A. Williams et al. 2002 [Rhynchoporidae]
- Triathyrididae, family, Alvarez et al. 1998 [Triathyrididae]
- Triathyridinae, subfamily, Alvarez et al. 1998 [Triathyrididae]
- Tricoriinae, subfamily, Cooper and Grant 1976 [Wellerellidae]
- Triseptata, A. Williams et al. 2002 [Huenellidae]
- Trophisininae, subfamily, Cooper and Grant 1976 [Wellerellidae]
- Tuvaellinae, subfamily, Alikhova 1960 [Anazygidae]
- Uncitidae, family, d'Orbigny 1847 [Uncitidae]
- Uncitoidea, superfamily, d'Orbigny 1847 [Athyridida]
- Uralorhynchiinae, subfamily, A. Williams et al. 2002 [Rhynchonellidae]
- Vagraniinae, subfamily, Alekseeva 1995 [Karpinskiidae]
- Variatrypinae, subfamily, Copper 1978 [Atrypidae]
- Viarhynchiinae, subfamily, A. Williams et al. 2002 [Tetrarhynchiidae]
- Virgianinae, subfamily, Boucot and Amsden 1963 [Virgianidae]
- Virginiatinae, subfamily, Amsden 1974 [Trigonirhynchiidae]
- Vladimirirhynchinae, subfamily, Baranov 1982 [Innaechiidae]
- Wellerellinae, subfamily, Licharew 1956 [Wellerellidae]
- Whitfieldellinae, subfamily, Alvarez et al. 1998 [Meristellidae]
- Xenelasmatinae, subfamily, Ulrich and Cooper 1936 [Syntrophiidae]
- Yunnanella hanburii (Davidson 1853) [Yunnanellidae]