Brachiopoda Duméril, 1806
Acrospiriferidae
Adolfiidae
Aenigmastrophiidae
Altaeorthis Severgina, 1967
Ambardella Andreeva, 1987
Ambocoeliidae
Anazygidae
Anchigonites Öpik, 1939
Angusticardiniidae
Anomalorthidae
Anoplothecidae
Antelocoelia Isaacson, 1977
Antigonambonites Öpik, 1934
Apatoskenidioides
Apheathyris Fu, 1982
Archaeorthidae
Arcualla Walmsley & Boucot, 1975
Artospirifer
Athyrididae Davidson, 1881
Atrypidae Gill, 1871
Atrypinidae
Aulacorphora
Bagnorthis Levy & Nullo, 1974
Bajanorthis Andreeva, 1968
Balatonospiridae
Bittnerulidae
Bohemiellidae Havlicek, 1977
Boticum
Brachythyrididae Fredericks, 1924
Cadomella Oehlert, 1887
Callicalyptella Boucot & Johnson, 1972
Camerellidae
Cardiarinidae
Carinatinidae
Choristitidae Waterhouse, 1968
Chrustenoporidae
Cillinella
Clarkellidae
Clitambonitidae
Clorindidae
Colongina
Conispiriferidae
Costanoplia Xu, 1977
Costispiriferidae
Craigella
Crassumbidae
Cratospirifer Tong, 1986
Cremnorthidae
Crinisaria
Cyclocoeliidae
Cyclospiridae
Cyrtiidae
Cyrtinidae Fredericks, 1912
Cyrtinopsidae
Cyrtospiriferidae Termier & Termier, 1949
Dalmanellidae Schuchert, 1913
Darbandia Angiolini, 2001
Davidsoniidae
Davidsoninidae
Dayiidae Waagen, 1883
Delthyrididae
Dentatrypa Breivel, 1959
Dicoelosiidae
Dimegelasmidae
Diplospirellidae
Dolerorthidae Opik, 1934
Donispirifer Poletaev, 2000
Draboviidae
Echinospiriferidae
Eilotreta Amsden, 1968
Elythidae Fredericks, 1924
Elythynidae
Enantiosphenidae
Engenella Andreeva, 1987
Enteletidae
Eoorthidae Walcott, 1908
Eostrophiidae
Eudoxinidae
Euorthisinidae
Fehamya Mergl, 1983
Fimbrispiriferidae
Finkelnburgiidae
Gelidorthidina
Gerkispiridae
Giraldiellidae
Glaphyorthis
Glassiidae
Glypterina Boucot, 1970
Glyptorthidae Schuchert & Cooper, 1931
Gypidulidae
Harknessellidae
Hedeinopsidae
Hesperonomiidae
Hesperorthidae
Heterorthidae
Hollardiella Drot, 1967
Huenellidae Neuman, 1971
Humaella Zhu, 1982
Hyattidinidae
Hypsomoniidae
Hysterolitidae Termier & Termier, 1949
Iliella Rukavishnikova, 1980
Imbrexiidae Carter, 1992
Ingelarellidae Campbell, 1959
Jercia
Jevinellina Liu, 1983
Kalitvella Poletaev, 1986
Karpinskiidae
Kayserellidae
Kayseriidae
Kellerella Nikitin & Popov, 1996
Kimatothyris
Kintathyris Shi & Waterhouse, 1991
Komiellidae
Koninckinidae
Kullervo Öpik, 1932
Kundatella Aksarina, 1978
Laballidae
Ladogiella Öpik, 1934
Lazutkiniidae
Lebediorthis Severgina, 1984
Leioriidae
Lepismatinidae
Lesserorthis
Licharewiidae
Linoporellidae
Lissatrypidae
Lissotreta Amsden, 1968
Luofuia Xu, 1977
Lycophoriidae
Malinella Andreyeva, 1982
Marcharella Andreeva, 1968
Martiniidae Waagen, 1883
Meristellidae
Meristidae
Mongolellidae
Mongolospiridae
Mucrospiriferidae
Munhella Neuman, 1971
Mystrophoridae
Neocoelia McKellar, 1966
Neoretziidae Dagis, 1972
Nisusiidae
Nocturneilla
Nucleorhynchia Liang, 1983
Nucleospiridae
Nugnecella Levy & Nullo, 1975
Oleorthis Havlicek, 1968
Ornothyrella Havlicek, 1971
Orthidae Woodward, 1852
Orthidiellidae
Oslogonites Öpik, 1939
Paeckelmanellidae
Palaeochoristitidae
Palaferellidae
Paracomposita Ding & Yao, 1985
Paracostanoplia Xu, 1977
Parallelelasmatidae
Paraplicanoplia Xu, 1977
Pararhynchospirina Zhang Yan, 1981
Paraspiriferinidae Cooper & Grant, 1976
Parastrophinidae
Parazygidae
Parunicinella
Paurorthidae
Pennospiriferinidae
Pentameridae
Perissothyrididae
Phragmorthidae
Plaesiomyidae Schuchert, 1913
Planicardina
Planoharknessella Havlicek, 1950
Platyorthidae
Platystrophiidae
Platytoechia
Plectorthidae Schuchert & Le Vene, 1929
Plicambocoelia
Plicanoplites Havlicek, 1974
Plicatosyrinx Minato, 1952
Porambonitidae
Poramborthidae
Portranellidae
Productorthidae
Progonambonites Öpik, 1934
Proschizophoriidae
Protorthidae
Protoskenidiodes
Protozygidae
Punctatrypidae
Punctospiriferidae Waterhouse, 1975
Ranorthidae
Rariella Zhang Yan, 1981
Rastelligeridae
Raunites
Replcoskenidioides
Reticulariidae Waagen, 1883
Reticulariinidae Waterhouse, 1975
Retziellidae
Retziidae
Rhactorthidae
Rhipidomellidae Schuchert, 1913
Rhipidomelloides Boucot & Amsden, 1958
Rhynchonellida Kuhn, 1949
Rhynchospirinidae
Sarganostegidae
Saukrodictyidae
Schizophoriidae
Septaparmella Su, 1976
Septatrypidae
Serrulatrypa Havlicek, 1977
Shiragia Kobayashi, 1935
Shordolella
Sigopallus Liu & Liu, 1985
Sikasella Nalivkin, 1979
Sinucostidae
Skelidorygmidae
Skenidiidae
Sonculina Misyus, 1986
Soudleyella Bancroft, 1945
Sphenorthis Grubbs, 1939
Spinocyrtiidae
Spiriferellidae Waterhouse, 1968
Spiriferellinidae
Spiriferidae King, 1846
Spiriferinidae
Spiropunctiferidae
Spondylospiridae
Stricklandiidae
Stricklandistrophiidae
Strophopleuridae
Subrianidae
Suessiidae
Symmatrypidae
Syntrophiidae Schuchert, 1896
Syringothyrididae Fredericks, 1926
Tangxiangia Xu, 1977
Tasmanorthidae
Tegulispirifer Poletaev, 2000
Tenellodermidae
Terebratulida Waagen, 1883
Tetralobulidae
Thecideida Elliot, 1958
Theodossiidae
Thomasariidae
Tismanorthis
Triathyrididae
Trigonotretidae Schuchert, 1893
Turarella Andreeva, 1987
Turganiella
Tyronellidae
Ulbospiriferidae
Uncitidae
Undithyrella Havlicek, 1971
Verneuiliidae
Villicundella Levy & Nullo, 1974
Virgianidae
Virgoria Neuman, 1976
Wangyuiidae
Weibeia Fu, 1982
Whittardiidae
Wutubulakia Hou & Zhang
Xenomartiniidae
Xenospirifer Hou & Xian, 1975
Zhejiangorthis Liang, 1983