Animalia
Abramovia Baranov, 1996
Acanthotretella
Acaretyrricula Jin & Chatterton, 1997
Achunoproductus Ustritsky, 1971
Acidotocarena Liu, 1979
Acrites Davidson & King, 1874
Acritis Volborth, 1869
Aculopileus Kerber, 1988
Acutilineotus Amsden, 1978
Adairia Gordon, Henry & Treworgy, 1993
Adaptatrypa Struve, 1980
Adiaphragma Xian, 1978
Admoskovia Lazarev, 2000
Aegiromena Havlicek, 1961
Aegironetes Havlicek, 1967
Aequispiriferina Yang & Yin, 1962
Afghanispira Mirzod, Kolchanov & Manycharjanz, 1968
Agalatassia Popov & Holmer, 1994
Agastapleura Xu, 1978
Agerithyris Radulovic, 1991
Agyrekiidae
Aikarhyncha Havlicek, 1990
Aipyotreta Sutton, 2000
Alatochonetes Liang, 1990
Alatothyris Waterhouse & Gupta, 1986
Alimbellidae
Almerasithyris Tkhorzhevskij, 1986
Almiralthyris Calzada, 1994
Alocorthis Paterson & Brock, 2003
Alorostrum Savitskii, 1992
Alphaneospiriferidae Waterhouse, 2004
Altaestrophia Bublichenko, 1956
Altaethyrella Severgina, 1978
Altiplectus Stehli, 1954
Altorthis Andreeva, 1960
Alwynella Spjeldnaes, 1957
Amblotrema Rafinesque, 1831
Amblytrema Agassiz, 1846
Ambocoeliidarum Martinez Chacon & Winkler Prins, 1977
Amesopleura Carter, 1967
Amosia Simanauskas, 1996
Amphidellidae
Amphistrophiidae
Amsdenostrophiella Harper, Boucot & Johnson, 1978
Amsdenostropiella
Anabolotretidae Ushatinskaya, 1994
Anathyella Khalfin, 1961
Anatreta Mei, 1993
Anchoramena Benedetto, 1995
Ancistorhynchidae
Ancylostrophia Harper, Johnson & Boucot, 1967
Andobolidae
Anechophragma Neuman, 1976
Anelasmina Semichatova, 1939
Angustispatulata Qian & Roberts, 1995
Anomalocalyx Brock, 1999
Anomaloriidae
Anomites Martin, 1809
Anopliella Racheboeuf, 1998
Anthracothyrina Legrand-Blain, Delvolve & Perret, 1984
Anthyrididae
Antigaleatella Sapel'nikov & Rukavishnikova, 1975
Antistrixidae
Antizygospira Fu, 1982
Anulatrypa Havlicek, 1987
Apatoskendioides Liu, Zhu & Xue, 1985
Aphelasia Cooper, 1959
Apicilirella Su, 1976
Aplecerotis Paetel, 1875
Apleurotis Rafinesque, 1819
Araksalosiidae
Araneatrypa Havlicek, 1987
Arapsothyris Cooper, 1989
Aratellidae
Archambona Cooper, 1988
Arcticastrophia Li & Jones, 2002
Arctispira Smith, 1980
Arctohedridae
Arctospirifer Stainbrook, 1950
Areostrophiidae
Arquinisca Radwanska & Radwanski, 1994
Articalosia
Artimyctella Liu, 1979
Arzonella Sulser, 2004
Aschuthyris Ovtsharenko, 1993
Aseptagypa Brice, 1982
Asiacranaena Kaplun, 1991
Asiomeekella Liang, 1990
Asioproductus Chan MS., 1977
Aspinosella Waterhouse, 1982
Astamena Roomusoks, 1989
Astaristrophia
Asturistrophia Garcia-Alcalde, 1992
Asyrinx Hudson & Sudbury, 1959
Atansoria Popov, 2000
Athyrella Renz, 1913
Athyrisinidae
Athyrisinopsis Zhang, 1983
Atlanticocoelia Koch, 1996
Atrypinopsis Rong & Yang, 1981
Atrypunculus
Atrypuneulus Havlicek, 1987
Atylephorus Sartenaer & Plodowski, 1996
Aulacorhyna Strand, 1928
Aulacorhynchus Dittmar, 1872
Aulostegidae Muir-Wood & Cooper, 1960
Auricolispina
Auritusinia Waterhouse, 2002
Austriella Bittner, 1890
Austriellina Schuchert & Le Vene, 1929
Azurduya Cisterna & Isaacson, 2003
Azygidium Waterhouse, 1983
Babinia Racheboeuf & Branisa, 1985
Bacbonetes Racheboeuf & Thanh, 2000
Backausina Pajaud, 1966
Bagrasia Sarycheva, 1960
Bajarinovia
Balatonspira
Balikunochonetes Chen & Archbold, 2002
Barentserhynchia Tcherkesova, 1999
Barkolia Zhang, 1981
Bashkiriidae
Bateridium Su, Rong & Li, 1983
Baterospirifer Rong, Su & Li, 1984
Bathmoleca Sutton, 2000
Becsia
Bekkerella Rosenstein, 1943
Bekkerina Roomusoks, 1993
Bekkeromena Rõõmusoks, 1963
Beloviella Severgina, 1984
Belubula Percival, 1995
Benignites Havlicek, 1952
Biarea Torbakova, 1959
Biarella Markovsky, 1988
Bicarteria Lazarev, 2000
Bidentatus Khodalevich & Breivel, 1972
Billingsellidae
Bimuriidae Cooper, 1956
Binderochonetes Afanasjeva, 2004
Bisculcata
Blandfordithyris Radulovic & Ramamoorthy, 2000
Bleshidimerus Havlicek, 1990
Blochmannella Leidhold, 1920
Bocharella Ganelin & Lazarev, 2000
Bokotorthis Popov, Nikitin & Cocks, 2000
Borealinetes Racheboeuf & Lesperance, 1995
Borealispirifer Hou & Su, 1993
Borealistrophia Li & Jones, 2002
Bortegitoechia Erlang, 1994
Bouchardopsis Maillieux, 1933
Bouskia Havlicek, 1975
Bowanpodium Percival, 1995
Brachiopus Rafinesque, 1831
Brachythyridinidae Waterhouse, 2004
Branconia Gagel, 1890
Brantonites
Branxtonia Booker, 1930
Brasilica Greger, 1920
Brasilina Clarke, 1921
Brazilia Clarke, 1913
Brevicameridae
Bruntonaria Waterhouse, 2001
Bruntonathyris Chen, Shi & Zhan, 2003
Bruntosina Rong, Alvarez, Modzalevskaya & Zhang, 2004
Brynella Bancroft, 1933
Buceqia Havlicek, 1984
Bucequia
Bufocephalus Quenstedt, 1869
Bulgania Erlang, 1994
Bursula Herrmannsen, 1846
Busulcata
Buxtoniidae
Cacata Strand, 1928
Cadomellidae
Calliomarginatia Ching, 1976
Callipentamerus Boucot, 1964
Callyconcha Waterhouse, 2001
Camarellidae
Camarophoria Herrmannsen, 1846
Cambroscutum Kerber, 1988
Camerophoria King, 1850
Cammerista Havlicek & Vanek, 1998
Canavaria Merla, 1928
Candispirifer Havlicek, 1971
Caninella Liang, 1990
Capsularia Herrmannsen, 1846
Caratrypa
Cardiodonta Hall, 1850
Carilya Archbold, 2001
Carinatinella
Carlopsina Reed, 1954
Casslanospira Dagys, 1972
Cathrynia Candela, 1999
Caueasothyris Dagis, 1974
Causea Wiman, 1905
Cedulia Racheboeuf, 1979
Celsiorthis Paterson & Brock, 2003
Centrospirifer Grabau, 1931
Ceresathyris Havlicek & Vanek, 1998
Cerveratoechia Garcia-Alcalde, 1998
Chalimochonetes Baranov, 1980
Changshaispirifer Zhao, 1977
Changshunella Sun, Balnski, Ma & Zhang, 2004
Chaoella Licharev, 1931
Chaoina
Charinoides Boucot, Johnson & Staton, 1964
Cheirothris Rollier, 1919
Chelodes Davidson & King, 1874
Cherkesovaena Havlicek, 1987
Cherryvalleyrostrum Sartenaer, 2004
Chiastodoca Jin & Cooper, 1998
Chileidae
Chilidiopsidae
Choanoproductus Termier & Termier, 1966
Chonetellidae Licharew, 1960
Choniopora Schauroth, 1854
Chonopectella Sarycheva, 1966
Chonopectidae
Chonostegoidella Li & Yang, 1987
Christianella Liang, 1983
Christianiidae Williams, 1953
Chrustenotreta Havlicek, 1994
Cinglospiriferina
Cingolospiriferina Pozza, 1992
Cingulella
Claratrypa Havlicek, 1987
Cleiothyridellina Waterhouse, 1978
Clipsilis Rafinesque, 1820
Clistotrema
Clivosilingula Ushatinskaya, 1993
Clivospirifer Lyashenko, 1973
Coeloterhynchus Sartenaer, 1966
Colemanosteges Waterhouse, 2002
Collarotretella Mergl, 1997
Colletostracia Farrell, 1992
Comeraphoria Paetel, 1875
Comerophoria Gray, 1848
Concaviseptum Brock, Engelbretsen & Dean-Jones, 1995
Conchidiella Khodalevich, 1939
Concinnispirifer
Connectoproductus Donakova, 1974
Conocrania Smirnova, 1996
Contradouvillinia
Cooperea Cocks & Rong, 1989
Cooperinidae
Cora Fredericks, 1928
Cornwallia Wilson, 1932
Coruinopugnax Havlicek, 1961
Corystops Percival, 1995
Costalosia Waterhouse & Shah, 1966
Costatrypa Copper, 1973
Costerymnaria Motchurova-Dekova & Taddei Ruggiero, 2000
Costifera Menakova, 1988
Costistrophomena Sheehan, 1987
Costithyris Middlemiss, 1981
Coveenia Alvarez & Brunton, 2000
Craniata
Cranicella Rafinesque, 1815
Craniolites Schlotheim, 1820
Craniolithes Bronn, 1848
Craniotrata Termier & Monod, 1978
Crassiorina Havlicek, 1950
Crassitestella Baarli, 1995
Crenispiriferidae
Criopodes Herrmannsen, 1852
Criopus Gray, 1821
Cruricoelia Sykes, 1962
Cryptospira Laurie, 1991
Cryptotretidae
Ctenokoninckina Xu, 1978
Cunolites Defrance, 1821
Curdus Holmer & Ushatinskaya, 2001
Curticidae
Cyclacanthariidae
Cyclantharia
Cyclanthariidae
Cyclorhynchia Baranov, 1994
Cymbistropheodonta Harper & Boucot, 1978
Cymostrophiella Havlicek & Vanek, 1998
Cyphomenoidea Cocks, 1968
Cyrtinaellina Fredericks, 1926
Cyrtochonetes Racheboeuf & Thanh, 2000
Cyrtoniscus Boucot & Harper, 1968
Dabashanospira Fu, 1984
Dahlispira Havlicek, 1998
Danzania Pavlova, 1988
Dareithyris Siblik, 1991
Dasyarla Cooper & Grant, 1969
Datangia Yang, 1978
Datangia Yang MS., 1977
Dauphinella Jin & Copper, 2000
Davidsoniatrypa
Davldsoniatrypa Lenz, 1968
Dearbornia Walcott, 1908
Deliella Halamski, 2004
Delmontanella Sulser, 1995
Delthiridaea Gray, 1848
Delthyridaea M'Coy, 1844
Delthyridea Agassiz, 1846
Deltorthis Ulrich, 1927
Deltyrydaea Davidson, 1856
Denckmannella Schuchert & Le Vene, 1929
Denckmannia Holzapfel, 1908
Deothossia Gatenaud, 1949
Depratella Talent & Gratsianova, 2001
Derbyaeconcha Licharev, 1934
Derbyiidae Stehli, 1954
Destombesium Havlicek, 1971
Devonix Garcia-Alcade, 1999
Dhosathyris Ovtsharenko, 1993
Diaphelamsa Ulrich & Cooper, 1936
Dicaelosia King, 1850
Dichotomosella Tchoumatchenco, 1987
Diclipsites Rafinesque, 1831
Diclisma Rafinesque, 1820
Dicraniscus Meek, 1872
Dicrosia Cooper, 1978
Dictyoclostidae Stehli, 1954
Dictyonathyris Xu, 1978
Didymospira Salomon, 1895
Didymothyrididae
Dienerella Reed, 1931
Dienerina Ozaki, 1931
Digitia De Gregorio, 1930
Dinapophysia Maillieux, 1935
Dionaegiria Havlicek, 1990
Diphyites Herrmannsen, 1846
Diphytes Schröter, 1779
Dipunctella Liang, 1982
Dirafinesquina Cocks & Zhan, 1998
Dirinus M'Coy, 1844
Discinolepis Waagen, 1885
Disepta Zeng
Dispheniidae
Divobolus Sutton, 1999
Dmitrispirifer Lyashenko, 1973
Doescherella Abramov & Origoreva, 1987
Dogdoidae
Dolichomocelypha Liu, 1987
Dotswoodia McKeller, 1970
Douvilinidae
Douvillinidae
Douvinella
Drummackina
Dubovikovia Baranov, 1996
Durranella Percival, 1979
Dzunarzina Ushatinskaya, 1993
Echinariella
Echinoconchidae Stehli, 1954
Ectorhipidium Boucot & Johnson, 1979
Eichwaldiidae
Ejnespirifer Fu, 1982
Elenchus Aleksandrov, 1973
Ellesmerhynchia Brice, 1990
Ellipsothyris Sahni, 1925
Elliptostrophia Havlicek, 1963
Elsaella Alichova, 1960
Elythina
Enchodrospirifer
Encuclodema Foerste, 1912
Enteletoides Stuckenberg, 1905
Eocramatiidae
Eocymostrophia Baarli, 1995
Eodicellomus Holmer & Ushatinskaya, 2001
Eonalivkinia Vladimirskaya, 1985
Eopaterula Sutton, 2000
Eoperegrinella Ager, 1968
Eopholidostrophiidae
Eoprodavidsonia Menakova, 1982
Eopunctata Zeng, 1983
Eorhynchula Liang, 1983
Eosotrophina Zhan & Rong, 1995
Eosyntrophopsis Yadrenkina, 1989
Epacroplecia Williams, 1962
Epacrothyris Hiller & MacKinnon, 2000
Equirostra Cooper & Muir-Wood, 1951
Erbotreta Holmer & Ushatinskaya, 1994
Erihadrosia Hiller & MacKinnon, 2000
Erismatina Waterhouse, 1983
Ernogia Jiang, 1982
Eschatelasma Popov, 1981
Estonomena Roomusoks, 1989
Euorthosinidae
Euproductus Whitehouse, 1928
Euroatrypa Oradovskaya, 1982
Eurorthisina
Eurynchonella Leidhold, 1920
Eurytatospirifer Gatenaud, 1949
Exatrypa Copper, 1967
Fabulasteges Liang, 1990
Fagusella Mergl, 1996
Falsatrypa Havlicek, 1967
Farmerella Clarke, 1992
Fastigata Baranov & Alkhovik, 2001
Fayettella Watkins, 1999
Fenomena Zhan & Cocks, 1998
Fibulistrophia Garcia-Alcalde, 1972
Filiatrypa
Filispirifer Jansen, 2001
Fimbriohyris Eudes-Deslongchamps, 1884
Flexathyris Grunt, 1980
Foliomenidae
Forma
Fostericoncha Waterhouse, 2002
Franklinella Lenz, 1973
Galataestrophia
Galeoatagypa
Galinella Popov & Holmer, 1994
Gamdaella Miloradovich, 1947
Gamonetes Isaacson, 1977
Gannania Fu, 1984
Gaspesia Clarke, 1907
Gegenella Lee & Gu, 1976
Geinitzia Hall & Clarke, 1892
Gemmellaria Fabiani & Ruiz, 1933
Gemmellaroialla
Gemmellaroiella Mabuti, 1937
Gemmellaroiidae
Gemmelleroiidae
Gemmulicosta Waterhouse, 1971
Geniculomclearnites Harper, Boucot & Johnson, 1978
Genuspirifer Liang, 1990
Gerankalasiella Gretchishnikova, 1996
Gerolsteinites
Gesoriacorostrum Sartenaer, 2003
Gigantoproductidae
Gipidulina Rzonsnickaja, 1956
Giraldibella Havlicek, 1977
Giraliathyris Craig, 2000
Glabrigalites Struve, 1992
Globatrypa
Globidorsum Jin Xiaochi, 1988
Glossostrophia Williams, 1950
Glossothiris Gregorio, 1891
Glossothyris Douvillé, 1879
Glyptacrothrele
Glyptomenidae Williams, 1865
Glytospirifer
Gonambonitidae
Goniocoelia Hall, 1861
Gonopugnax Baranov, 1996
Gonotrema Rafinesque, 1831
Gorchakovia Popov & Khazanovitch, 1989
Gorystrophia
Gosaukammerella Senowbari-Daryan & Flugel, 1996
Goungjunspirifer Zhang, 1983
Grabauellina Licharev, 1934
Grabauicyrtiopsis Gatenaud, 1949
Grabauispirifer Gatenaud, 1949
Grandispirifer Yan, 1959
Grantonia
Gratiosina Grant, 1976
Grayina
Greenockia Brown, 1952
Greira Erlanger, 1993
Grestenella Siblik, 1999
Grinnellathyris Li & Jones, 2002
Grorudiidae
Grumantia
Gruntathyris Gretchishnikova, 1996
Gruntoconcha Angiolini, 1995
Guadelupelosia Archbold & Simanauskas, 2001
Guangdangina
Guangdongina Mou & Liu, 1989
Guangia Waterhouse, 2002
Guangjiayanella Yang, 1984
Gubleria Termier & Termier, 1960
Guizhouella Yang, 1978
Guizhovella
Guseriplia Dagys, 1963
Gutnia Copper, 1996
Gypidia Dalman, 1828
Gypidium Beyrich, 1837
Halirhachis
Hampsia Morris, 1994
Hanaeproductus Ficner & Havlicek, 1978
Hanusatrypa
Hanusitrypa Havlicek, 1967
Harjumena Roomusoks, 1993
Harpotothyris Smirnova, 1990
Harttina Hall & Clarke, 1894
Haupira MacKinnon, 1983
Haydenoides Chan MS., 1977
Heckerella Rzonsnitskaya & Sokiran, 2000
Hectoria Trechmann, 1918
Hefengia Xu, 1991
Helenaeproductus Lazarev, 1991
Heleniproductus
Hemiastereus Paetel, 1875
Hemiasterias Agassiz, 1846
Hemisterias Rafinesque, 1832
Heosomocelypha Liu, 1987
Hercosiidae
Hergetatrypa Havlicek, 1987
Herrerella Racheboeuf, 1995
Hesperomenidae Cooper, 1956
Hexarhytis Alvarez, 1990
Hinganella Su, 1980
Holcospirifer Bassett, Cocks & Holland, 1976
Homaletarhynchia Simon & Owen, 2001
Homeathyris Modzalevskaya, 1997
Hopkinsirhynchia Shi & Grant, 1993
Hostimena Havlicek, 1990
Huacoella Benedetto & Herrera, 1993
Huangichonetes Shen & Archbold, 2001
Hubeiproductus Yang, 1984
Hunanella Muir-Wood & Cooper, 1960
Hunanochonetes
Hunanospirifer Tien, 1938
Hunanotoechia Ma, 1993
Hyatella Cossmann, 1898
Hyattella Hall & Clarke, 1894
Hypolinoproductus Liang, 1982
Hyponeatrypa Struve, 1966
Hypselororhynchus Sartenaer, 2001
Hypsomyonidae
Hysterohowellella Carls, 1985
Hystricocyrtina Havlicek & Vanek, 1998
Iberohowellella Carls, Meyn & Vespermann, 1993
Iberomena Pedruelo, 1985
Icodonta Bell, 1941
Imatrypa Havlicek, 1977
Imbricatospira Fu Lipu, 1985
Imperia de Gregorio, 1930
Indaclor Havlicek, 1990
Independatrypa Copper, 1973
Indigia Barchatova, 1973
Indothyris Radulovic & Ramamoorthy, 2000
Institinidae
Iphidea Billings, 1872
Iphinerrhynx Havlicek & Vanek, 1998
Iridostrophia
Irma de Gregorio, 1930
Isogrammidae
Isorhynchus King, 1850
Isovella
Iuxtathyris Havlicek & Vanek, 1998
Ivanothele Mergl, 1996
Ivdelinella Brice, 1982
Jacetanella Racheboeuf, Ferrer Batet & Magrans, 1993
Jacobella Patte, 1926
Janiomya Havlicek, 1967
Jehlanaria Havlicek & Vanek, 1998
Jigulieoncha Lazarev, 1990
Jilinia
Johndearia Waterhouse, 1998
Johnsoniatrypa Zhang, 1989
Josephobolus Mergl, 1997
Jurezania Fredericks, 1928
Juxoldhamina Liang, 1990
Kantinatrypa Havlicek, 1995
Kaplicona Havlicek, 1987
Karomena Popov, Nikitin & Cocks, 2000
Katuniidae
Kedridorhynchus Sartenaer, 2001
Keilamena Roomusoks, 1993
Kelsovia Clarke, 1990
Kelusia Mamedov, 1978
Keskentassia Popov & Holmer, 1994
Kestonithyris Sahni, 1925
Keteiodoros Strusz, Percival, Wright, Pickett & Byrnes, 1998
Khinganospirifer Su, 1976
Khodalevichia Boucot & Johnson, 1979
Kinelina Lyashenko, 1969
Kingenina Askerov, 1967
Kjarkiella Gretchishnikova, 1996
Klocinetes Bizzarro, 1995
Klukatrypa Havlicek, 1987
Kolumbella Nikiforova, 1960
Kolymaella Ganelin & Lazarev, 2000
Komispirifer Lyashenko, 1973
Koneviella Ushatinskaya, 1997
Koninckia Woodward, 1854
Konstantla Pajaud, 1970
Korinevskia Popov, Vinn & Nikitina, 2001
Kosomena Havlicek, 1990
Kossmatithyris Radulovic & Ramamoorthy, 2000
Kotujotreta Ushatinskaya, 1994
Krejcigrafella Starve, 1978
Krizistrophia Havlicek, 1992
Kubanithyris Tchorszhevsky, 1989
Kufria Waterhouse, 2002
Kullervoidae
Kulumbellidae
Kumzharhynchia Tcherkesova, 1998
Kurnamena Roomusoks, 1989
Kurtomarginifera
Kurzgunia
Kutorginidae
Kuzgunia Misyus, 1986
Laevicamera Grabau, ?, 1935
Laevispirifer Ushatinskaya, 1977
Lamarckispirifer Gatenaud, 1949
Lamcispinifera
Lamellispirifer Nalivkin, 1937
Lamiproductus Liang, 1990
Lampas Meuschen, 1787
Lampus Sowerby, 1842
Lanchangjiangia
Landonella MacKinnon, 1993
Langkawia Hamada, 1969
Lapasnia
Laquethiris Bitner, 1996
Larbontella Legrand-Blain, Delvolve & Hansotte, 1996
Larium de Gregorio, 1930
Lathamella Liu, 1979
Lebanzuella Garcia-Alcalde, 1999
Leioproductidae
Leiothyridina
Leptaenalosia King, 1845
Leptaenella Sokolskaja, 1952
Leptaenidae
Leptaenoideidae
Leptaenoidia
Leptaenoma Marek & Havlicek, 1967
Leptaenomenclax
Leptaenopoma
Leptaenulopsis Haupt, 1878
Leptellinidae Ulrich & Cooper, 1936
Leptestiidae Opik, 1933
Leptochonetina Havlicek, 1998
Leptolepyron Jin, 1989
Leptoptilum Öpik, 1930
Leptostrophiidae Caster, 1939
Leptoterorhynchus Sartenaer, 1998
Lespius de Gregorio, 1930
Lessiniella Vörös, 1993
Lessinirhynchia Voros, 1995
Levicamera Grabau, 1934
Lewesirhynchia Simon & Owen, 2001
Libecoviella Mergl, 1997
Liberella Liang, 1990
Lichnatrypa Wang & Rong, 1986
Ligatella Martinez Chacon, 1978
Ligulops Hall, 1871
Lineirhynchia Buckman, 1914
Lingatrypa
Lingulasmitidae
Lingulata
Lingulichnites Szmuc, Osgood & Meinke, 1976
Linoproductidae Stehli, 1954
Liolimbella Li, 1991
Liosomena Liang, 1990
Liralingua Graham, 1970
Lissatrypella
Lissatrypoidea Boucot & Amsden, 1958
Lissocrania Williams, 1943
Lissosia
Lithobolus Mergl, 1996
Litocothia Grant, 1976
Litoperata Sutton, 1999
Lixatrypa Havlicek, 1987
Ljaschenkovia Batrukova, 1969
Loczyella Frech, 1901
Loilemia Reed, 1936
Lomaella Herrera, 1995
Longtancunella
Lopingia
Lubricospirifer Chen & Yao, 1999
Ludfordina
Luppovithyris Lobacheva, 1990
Lutuginia Poletaev, 1997
Lyra Sowerby, 1816
Lysidium Havlicek, 1985
Lytha Frédéricks, 1924
Lyttoniidae Waagen, 1883
Macroplectane Cossmann, 1909
Magarithyris Farag & Gatinaud, 1962
Magicostrophia Zhu, 1985
Magnithyris Sahni, 1925
Magniventra Harper & Boucot, 1978
Maia Frédéricks, 1924
Makridinithyris Tchorszhevsky, 1989
Mammosum De Gregorio, 1930
Manosia Zeng, 1983
Marginiferidae Stehli, 1954
Matutellidae
McLearnia
Mclearnia Caster, 1939
Meekellidae
Meekina Walcott, 1905
Megaderbyia
Megalosia Waterhouse, 1988
Meganteridae
Megaplectatrypa Zhang Yan, 1981
Megarima Deshayes, 1832
Megarites Rafinesque, 1820
Megaspinochonetes Yang & Rong, 1982
Megastropiella
Megorima Rafinesque, 1818
Megorisma Paetel, 1875
Megumatrypa Harper, 1973
Mekongiconcha Kobayashi, 1968
Melvillosia Waterhouse, 2001
Meristopacha Sutton, 1999
Mesochorispira Carter, 1992
Mesodalmanella Havlicek, 1950
Mesodouviella Harper, Boucot & Johnson, 1978
Mesolissostrophia Williams, 1950
Mesopunctia Waterhouse, 1998
Mesoseptina Munoz, 1994
Metambonites Rong & Zhan, 1995
Metathyrisinidae
Mica Baranov & Alkhovik, 2001
Mickwitzella Walcott, 1908
Mickwitzia Schmidt, 1888
Microbilobata Jin & Chatterton, 1996
Minatothyris Vandercammen, 1957
Miniplanus Waterhouse & Piyasin, 1970
Minlatonia Holmer & Ushatinskaya, 2001
Minutilla Crickmay, 1967
Mirantesia Mohanti, 1972
Mitchellella Strusz, 1984
Mixotreta Ushatinskaya, 1998
Mobergia Redlich, 1899
Moderatoproductus
Moisseevia Makridin, 1964
Momarhynchus Baranov & Sartenaer, 1996
Mongolella Alexejeva & Alekseeva, 1976
Mongolina Grabau, 1931
Mongolochonetes Afanasjeva, 1991
Mongolostrophia Rozman & Rong, 1993
Moniellocyrtina Garcia-Alcalde, 2001
Monklandia Waterhouse, 1998
Monoconvexa Pelman, 1977
Mononusphaericorhynchus Sartenaer, 1996
Monticola Nalivkin, 1930
Monticuliferidae Muir-Wood & Cooper, 1960
Morinatrypa Havlicek, 1990
Morrisina Grabau, 1931
Mucroclipeus Goldman & Mitchell, 1990
Mucrospiriferinella Waterhouse, 1982
Muhuathyris Sun, Ma, Balinski & Zhang, 2004
Muirwoodicia Waterhouse, 2002
Multispinula Waterhouse, 1966
Multispinula Rowell, 1962
Munella Frédéricks, 1924
Munieratrypa Mizens & Rzhonsnitskaya, 1979
Myodethyrium
Naimania Popov, 2000
Nakazatothyris Minato & Kato, 1977
Nambuccalinus Waterhouse, 2001
Nanambonites Liu, 1976
Nanorthidae
Nasutimena Jin & Zhan, 2001
Naukatidae
Navalicria Sartenaer, 1989
Neaguithyris Georgescu, 1991
Nekvasilovela Calzada, 1987
Nekvasilovella
Neochonetes Muir-Wood, 1962
Neodelthyris
Neoedriosteges Liang, 1990
Neogypidula Licharew, 1934
Neokjaerina Levy & Nullo, 1974
Neometabolipa Godefroid, 1974
Neoproductella Grabau & Tien
Neoproductus Nikitin, 1900
Neopugilis Li, 1991
Neospiriferidae Termier, Termier, de Lapparent & Marin, 1974
Neotrigonella Cossmann, 1910
Neoyanguania Shi, 1988
Nevadastrophina Johnson, 1964
Nikospirifer Gretchishnikova, 1996
Ninglangothyris Jin & Fang, 1977
Niquivilia Benedetto & Herrera, 1993
Nisalaria Waterhouse, 2002
Nochoroiella Pelman, 1983
Noetlingia Hall & Clarke, 1894
Nondia Boucot & Chiang, 1974
Nongtaia Archbold, 1999
Nordispirifer Lyashenko, 1973
Nothokuvelousia Waterhouse, 1986
Notodedzetina Benedetto & Franciosi, 1998
Novaplatirostrum Sartenaer, 1997
Nudymia Lazarev, 1990
Nummulus Wahlenberg, 1821
Numulus Agassiz, 1846
Nuria Misyus, 1986
Oandumena Roomusoks, 1989
Obliqunsteges Liang, 1990
Obolellidae
Obolellina Billings, 1872
Obovites Rafinesque, 1820
Ocruranus Liu, 1979
Odontotreta Ushatinskaya, 1998
Oepikinella
Oepikoides Benedetto, 1995
Ogilviecoelia Shi & Waterhouse, 1996
Ograoplecia Wright & Jaanusson, 1993
Oldhaminidae
Olenekina Ushatinskaya, 1997
Oligorachis
Oliveirella Oliveira, 1934
Ombergia Holmer, Popov & Bassett, 2000
Onegia Andreev, 1993
Opikina Salmon, 1942
Opikinella Wilson, 1944
Opisconidion
Oppeliella Tchorszhevsky, 1989
Orbaspina Valentine & Brock, 2003
Orbicula Sowerby, 1822
Orbiculothyris Wolfart, Bender & Stein, 1968
Orhoria Havlicek, 1990
Orophomesorhynchus Sartenaer, 2001
Orthocarina Fu, 1982
Orthochonetes Racheboeuf & Thanh, 2000
Orthoidea Friren, 1876
Orthokopis Baarli, 1995
Orthonomaea Hall & Clarke, 1894
Orthorhynchyllion Jin, 1989
Orthotetellidae
Orthotetidae Waagen, 1884
Orthotetoides Lazarev, 1984
Orthotrophia Hall & Clarke, 1894
Oslomena Spjeldnaes, 1957
Otarella Rukavischnikova, 1982
Otariconulus Holmer & Popov, 2000
Ottadalenites Harper, 1981
Ovalella Walmsley & Boucot, 1975
Ovalia Nalivkin, 1937
Overtoniidae
Ovolingula Mergl, 1998
Pachyrhynchus King, 1850
Pachyschizophoria Jansen, 2001
Palaeochoristes Sokolskaía, 1941
Palaeocrania Eichwald, 1854
Palaeocrisidia Cummings, 1966
Palaeoldhamina Liang, 1982
Palaferella Spriestersbach, 1942
Paleostrophia
Palinorthis Ulrich & Cooper, 1936
Palmerhytis Brunton & Mundy, 1986
Panderites Roomusoks, 1993
Papulinella Waterhouse, 1998
Parabornhardtina Hou & Xian, 1964
Parabuxtonia Yang & Zhang, 1982
Paraconchidium Rong, Xu & Yang, 1974
Paraderbyia Sun, 1983
Paraemanuella Yang, 1977
Parageyerella He & Zhu, 1985
Paragusarella Shi Xiaoying, 1992
Parakansuella
Parakarpinskia Zhang, 1983
Paraleptodus Li & Gu, 1980
Paraleptostrophia Harper & Boucot, 1978
Parallelelasma Cooper, 1956
Paraloshanella Chu, 1978
Paramarginatia Yang, 1978
Parameekella He & Zhu, 1985
Paramerista Su, 1976
Paramoeopygma Sartenaer, 1968
Paramuirwoodia Zhang, 1983
Paranisopleurella Ning Zhang, 1989
Paraplicirhynchia Bitner, 1996
Parapulchratia
Pararhipidium Boucot & Johnson, 1979
Paraschizophoria Lazarev, 1976
Pareatonia McLearn, 1918
Paritisteges Liang, 1990
Paropamisorhynchus Sartenaer, 2001
Paruncinella Waterhouse & Gupta, 1979
Parvitritoechia Benedetto, 2003
Parvulaltarostrum Sartenaer, 1979
Paterinidae
Paucicostella Cooper, 1956
Paucispiniferidae
Pectenoproductus Licharev, 1930
Peetzatrypa
Pelaiella Martinez Chacon, 1991
Pelecymya Mawson & Talent, 1999
Pelmanella Popov, Holmer, Rowell & Peel, 1997
Penitactinella Bittner, 1890
Pentasmatherus Cooper & Grant, 1969
Pentastera Keferstein, 1829
Pereudesia Dall, 1920
Peridiolithus Huepsch, 1768
Perihustedia Xu, 1991
Permianellidae
Permorhotetes Thomas, 1958
Permorthotestes
Peshiatrypa
Pesterevatrypa
Phacoiderhynchus Sartenaer, 2000
Phaneroporidae
Philippotia Racheboeuf, 1982
Pholidostrophiidae
Phragmobrachythyris Poletaev, 1999
Phricoclorinda Jin & Copper, 2000
Phyllolasma Liang, 1990
Physetorhyncha Sartenaer & Rozman, 1968
Piarothyris Sahni, 1925
Pictetella Radulovic & Radulovic, 2002
Pidiobolus Mergl, 1995
Pinatotoechia Benedetto, 2001
Pinegeria Waterhouse, 2001
Pinghuangella
Pinguaella Boucot & Johnson, 1979
Pirgumena Roomusoks, 1993
Piridiorhynchus Sartenaer, 2001
Pizarroa Hoek, 1912
Pizzaroa Eastman, 1913
Placocliftonia Havlicek, 1990
Planatrypa Struve, 1966
Planatrypa Copper, 1967
Planodouvillina Harper, Boucot & Johnson, 1978
Platycancrinella Waterhouse, 1983
Platytrochalos Jin, 1989
Playfairia Reed, 1917
Plecothyris Buckman, 1915
Plectambonitidae
Plectodontella Harlicek, 1953
Plectorhynchonella Cooper & Muir-Wood, 1951
Plethorhynchaella Johnson, 1964
Pleurinea Dall, 1877
Pleurinia Rafinesque, 1820
Plicatocyrtia Gauri, 1965
Plicigera Bittner, 1890
Plicodevonaria Boucot & Harper, 1968
Plicspinatrypa Rzhonsnitskaya, Markovskii, Yudina & Sokiran, 1998
Ploughsharella Liang, 1982
Pocockia Lazarev, 1976
Podtscheremia
Poikilosakidae
Poleomesorhynchus Sartenaer, 2001
Polyptychorhynchus Sartenaer, 1999
Polystylus Klets, 1993
Polytoechiidae
Pomatospirella Bittner, 1892
Pontaltorhynchia Owen & Rose, 1997
Porambonitoides Xu, 1978
Porcidium Percival, 1995
Porthmorhynchus Sartenaer, 2001
Postgyrosoria Ischenko, 2001
Prachetes Bizzarro, 1995
Praemagadina MacKinnon, 1993
Praemagas Fischer & Oehlert, 1892
Prionites Fischer de Waldheim, 1834
Pripyatispirifer Pushkin, 1996
Prisca De Gregorio, 1930
Priskites Poletaev, 2002
Productellidae Schuchert, 1929
Productellinarum Martinez Chacon & Winkler Prins, 1977
Productidae Gray, 1840
Productinella Reed, 1943
Prokeyserlingina Fredericks, 1916
Prolazutkina
Promarglnifera Shiells, 1966
Pronalivkinia Rukavishnikova, 1977
Pronites Pander, 1830
Prorichtofenia
Prosyringothyris Fredericks, 1916
Protoanidanthus Waterhouse, 1986
Protobolus Liu, 1979
Protocymostrophia Harper, Boucot & Johnson, 1978
Protogamginifera
Protohesperpnomia Williams & Curry, 1985
Protosiphon Matthew, 1897
Protosyringothyris Fredericks, 1918
Prototeguliferina
Protozeugidae
Psamathopalass Liu, 1979
Pseudakymatothyris Chen Yuanren, 1990
Pseudatrypa
Pseudoantoquatonia
Pseudoathyrisina Chen Yuanren, 1990
Pseudocamarotoechia Kulkov, 1974
Pseudocyrtopsis Ma & Day, 1999
Pseudoderbyia Licharev, 1934
Pseudogibbithyris Owen, 1995
Pseudogruenewalldtia
Pseudojisuina Liang, 1990
Pseudokeyserlingina Fredericks, 1916
Pseudoleiorhynchus Rozman, 1962
Pseudoleptaena Miloradovich, 1947
Pseudoleptellina Andreev, 1992
Pseudoleptostrophia Gad, 1997
Pseudomarginifera Stepanov, 1934
Pseudomartinia Leidhold, 1928
Pseudomonticulifera Zhao & Tan, 1984
Pseudoorthotetes Sokol'skaya, 1963
Pseudotubithyris Almeras, 1970
Pterophloeus Bittner, 1890
Pterophloios Zugmayer, 1880
Pterophloius Gümbel, 1861
Puanatrypa
Pulchrithyris Sahni, 1925
Pulsiidae
Punastrophia Benedetto, 2001
Punctoproductus Liang, 1990
Punctospiferidae
Purispirifer Mizens & Sapelnikova, 1993
Pusillagutta Misyus, 1986
Pygmaellidae
Pygmis Balinski, 2002
Pyramidalia Nalivkin, 1947
Pyramidaspirifer Ma & Day, 2000
Pyramina Lyashenko, 1969
Pyrodiscus Little, Maslennikov, Morris & Gubanov, 1999
Pyxis Chemnitz, 1784
Qianjiaiigella Liang, 1983
Qianjiangella
Qilianotrypa
Quadranetes Sadlick, 1963
Quadrikentron Boucot & Gauri, 1966
Quangyuania Sheng, 1975
Quasidavidsonia Havlicek, 1987
Quasimartina
Quasiprosserella Boucot & Cocks, 1999
Quasistrophonella Harper & Boucot, 1978
Quebecia Walcott, 1905
Quinlingia
Quiriagites
Quondogia
Radkeina Laurie, 1997
Raffia Popov & Khazanovitch, 1989
Rafinesquinidae Schuchert, 1893
Rakverina Roomusoks, 1993
Ranathyris Havlicek, 1998
Rarithyris Tchorszhevsky, 1989
Ratburia Yanagida, 1970
Rauna Öpik, 1932
Raymondella Bancroft, 1933
Raymonella Bancroft, 1933
Rebrovia Popov & Khazanovitch, 1989
Rectigypidida
Rectigypidula Zhang, 1987
Rectotrophiidae Bates, 1968
Reedosepta Waterhouse, 2002
Reflexia Rotai, 1931
Regelia Crickmay, 1952
Reticulatochonetes Bublichenko, 1956
Retzispirifer Kulkov, 1960
Rhenoschizophoria Jansen, 2001
Rhenospirifer Mittmeyer, 1972
Rhenostrophia Boucot, 1960
Rhipidothyridae
Rhombospirifer Duan & Li, 1985
Rhynchatrypa Siehl, 1962
Rhynchoferella Spriestersbach, 1942
Rhynchonellata
Rhynchospira Hall, 1859
Rhynchotretratidae
Rhyncospira Hall, 1859
Rhystistrophia Caster, 1939
Rhytibulbus Li, 1991
Rhytirugea Havlicek & Vanek, 1998
Rhytistrophia
Richthofeniidae
Rictia De Gregorio, 1930
Rigbyellidae
Riosanetes Martinez Chacon & Winkler Prins, 2000
Roanella Brock & Talent, 1999
Rongambonites Zhan & Cocks, 1998
Rudinia Muir-Wood & Cooper, 1960
Rugomena Roomusoks, 1993
Rugosomarginifera
Rugosowerbyella Mitchell, 1972
Rugulatia Sarycheva & Sokolskaja, 1952
Ruthenia Fredericks, 1928
Saetosina Waterhouse, 1986
Sahnithyris Radulovic & Ramamoorthy, 1995
Salairella Severgina, 1984
Salairina Alekseeva, Gratsianov, Elkin & Kul'kov, 1970
Santanghuia Chen & Archbold, 2002
Sapelnikovia Boucot & Johnson, 1979
Sarcanostega Cooper & Grant, 1969
Sasyksoria Popov & Holmer, 1994
Saubachia Siblik, 1999
Savageina
Saxulirostrum Sartenaer, 2001
Scacchinellidae
Scambocris Liu, 1979
Schizospirifer Grabau, 1931
Schizotretinia Havlicek, 1994
Schmidtomena Roomusoks, 1989
Schnuria Clarke, 1889
Schrenkiellidae Lazarev, 1990
Schuchertellidae Williams, 1953
Schuchertia Fredericks, 1926
Sculptospirifer Su, 1980
Sedlecilingula Mergl, 1997
Semibrachythyrina
Semicaplinoplia Racheboeuf, 1995
Semigublerina Liang, 1990
Semileptagonia
Sentolunia Havlicek, 1967
Sentosiidae
Sentosoioides
Septacatazyga Distler, 1972
Septapermella
Septasteges Waterhouse & Piyasin, 1970
Septiconcha Termier, de Lapparent & Marin, 1974
Septomena Roomusoks, 1989
Septoparmella
Septoproductus Frech, 1911
Septospirigirella
Seratrypa Copper, 1967
Serbiorhynchia Radulovic, 1991
Seseloisi
Seymourella Bitner, 1996
Shaleriidae
Shanomena Cocks & Fortey, 2002
Shanxiproductus Duan & Lee, 1985
Shiquianella
Shishapangmaella
Shophomenes Rafinesque, 1820
Shovdolella Rozman, 1992
Siberistrophia Astashkina, 1970
Sibiratrypa
Sichuanrhynchus Tong, 1978
Sicilia Merla, 1934
Sicorhynchus Havlicek, 1961
Sicyusella Liang, 1990
Sieberina Andronov, 1961
Similoleptaena Roomusoks, 1989
Sinalosia Ma & Sun, 2002
Sinocyrtiopsis Gatenaud, 1949
Sinoshaleria
Sinuatellidae
Socraticum de Gregorio, 1930
Sokelasma Smirnova, 2004
Solitudinella Godefroid, 1991
Sommeria Archbold, 1981
Sommeriella Archbold, 1982
Sowerbyellidae Opik, 1930
Spargospinosa Waterhouse, 2001
Sphaeridiorhynchus Sartenaer, Pushkin & Kotlyar, 1997
Spinispirifer
Spinocyrtina Fredericks, 1916
Spinolyttonia Sarytcheva, 1964
Spinopunctatrypa
Spinosteges Liang, 1990
Spinuloplica Campbell, 1961
Spirigerellidae
Spirithyris Quenstedt, 1868
Spitispirifer Waterhouse & Gupta, 1986
Spondylobolus M'Coy, 1851
Spondylospiriferina Dagys, 1972
Spyridiophoridae
Stauromata Hoover, 1981
Stegerhynehops Amsden, 1978
Stegospira Fu, 1982
Stenobrochus Cooper, 1983
Stenorhynchites Havlicek, 1990
Stentorina Baker & Wilson, 1999
Sthenarirhynchus Sartenaer, 1999
Stita De Gregorio, 1930
Stoliczkathyris Radulovic & Ramamoorthy, 2000
Streptomum Havlicek, 1967
Streptorhynchidae Stehli, 1954
Striatiferella Legrand-Blain, Delvolve & Hansotte, 1996
Striatoproductus Nalivkin, 1947
Strictozoster
Strigospina Liao, 1979
Striithynchia Buckman, 1914
Strophalosiidae Schuchert, 1913
Stropheodontidae
Stropheria Rafinesque, 1820
Strophodontidae
Strophomene Bayle, 1878
Strophomenes Rafinesque, 1820
Strophomenidae King, 1846
Strophonellidae
Strophonellites Havlicek, 1967
Strophonema Rang, 1829
Styriasis Rafinesque, 1820
Sublepida Mizens & Sapelnikov, 1982
Substriatifera Komlyar, 1964
Subtransmena Strave, 1981
Suella Schischkina, 2001
Sulcastrophiella Boucot & Blodgett, 1997
Sulciplicatatrypa Zhang
Sulcupentamerus Zeng, 1987
Sunacosarina Liang, 1990
Surindia Galimova, 1988
Sylphidea
Synambonites Rong & Zhan, 1995
Synatrypa Copper, 1966
Syndielasmatidae
Syntrielasma Meek & Worthen, 1866
Syntrilasma Meek & Worthen, 1865
Syntrophodonta Struve, 1982
Syntrophopsidae
Syringopleura Schuchert, 1910
Taffiidae
Taksarhynchia Tcherkesova, 1997
Talasotreta Holmer, Koneva, Popov & Zhylkaidarov, 1996
Tallinnites Roomusoks, 1993
Taoqupospira Fu, 1982
Tarphyteina Sutton, 2000
Tasbulakia Popov, 2000
Tchernarhynchia Tcherkesova, 1998
Tebetorhynchus Baranov, 1996
Tectogonotoechia Garcia-Alcalde, 1998
Tectorthis Maillieux, 1940
Tegulella Holmer, 1989
Teguliferidae
Templeella Rozman & Rong, 1993
Tenaspinus Brunton & Mundy, 1994
Teneobolus Mergl, 1995
Tenerella Liang, 1990
Tenuiatrypa
Tenuicostella Mittmeyer & Geib, 1967
Tenuiseptorthis Melou, Oulebsir & Paris, 1999
Tenuisinorostrum Sartenaer, 1967
Terazkia Havlicek, 1990
Terebratularius Duméril, 1806
Terebratulopsis de Gregorio, 1930
Tethorotes Manankov, 1979
Tethyrete Havlicek, 1994
Tethyspira Siblik, 1991
Tetragonetes
Tetragonorhynchus Sartenaer, 1999
Tetraloba Alvarez, Rong & Boucot, 1998
Thecidellidae
Thecospiropsis Dagis, 1974
Thomasia Fredericks, 1928
Thomasina Paeckelmann, 1931
Thomsonia Jackson, 1916
Thuleproductus Sarycheva & Waterhouse, 1972
Tianzhushanella Liu, 1979
Tibetospirifer Liu Fa & Wang Weidong, 1990
Tigillumia Waterhouse, 1998
Timacella Radulovic & Radulovic, 2002
Timanospirifer Lyashenko, 1973
Tingella Grabau, 1931
Tinopena Laurie, 1997
Tintoriella Garzanti, Angiolini & Sciunnach, 1996
Tiocyrspis Sartenaer, 1994
Tioriorithyris Hiller & MacKinnon, 2000
Tisimania Hatia, 1938
Togaella Severigina, 1960
Tongluella Liang, 1990
Torosospirifer Gourvennec, 1989
Totia Rzhonsnitskaya & Mizens, 1977
Toxorthidae
Transversaria Waterhouse & Gupta, 1983
Trautscholdia
Trematobolidae
Trigonella Quenstedt, 1868
Trigonitretidae
Trigonoproductus Waterhouse, 2002
Trigonorhynchiidae
Trigonotrophia Andreeva, 1972
Trigorhium Waterhouse, 2001
Trigorima Rafinesque, 1818
Trilobatoechia Xian, 1990
Trimecella Paetel, 1875
Triplecella Wilson, 1932
Triplesiidae
Trochalocyrtina Wright, 1975
Tropiorhynchia Buckman, 1914
Truncatenia Liao, 1982
Trunculites Rafinesque, 1820
Tsaganella Oleneva, 1993
Tschernovia Kalashnikov, 1993
Tschernyschewiidae
Tscherskidium
Tuberella Li, 1987
Tubersulculatella
Tufoleptina Havlicek, 1961
Tullypothyridina Sartenaer, 2003
Tulynetes Racheboeuf & Thanh, 2000
Tunaria Hoek, 1912
Tunarites Cooper & Muir-Wood, 1951
Turgenostrophia Alekseeva, 1983
Turriculum Gregorio, 1930
Tuvaellidae
Tylotoma Grabau, 1934
Ujukella Andreev, 1993
Ukoa Öpik, 1932
Uncina Kaplun, 1991
Uncisteges Jing Yugan & Hu Shizhong, 1978
Undelella
Ungula Pander, 1830
Ungulites Bronn, 1848
Uniptychina Almeras & Elmi, 1998
Uralia Licharew, 1925
Uralina Schuchert & Le Vene, 1929
Uraloconchus Lazarev, 1990
Uraloproductus
Urbimena Havlicek, 1976
Urticites Defrance, 1828
Ussurichonetes
Vanekaria Havlicek & Vanek, 1998
Vassilkovia Popov & Khazanovitch, 1989
Veerersalosia
Velciella Havlicek & Snajdr, 1952
Venezuelia Weisbord, 1926
Villirhynchia Tcherkesova, 1999
Vincalaria Sartenaer, 1989
Vincia De Gregorio, 1930
Virbium De Gregorio, 1930
Viridita Jin & Copper, 2000
Viruella Roömusoks, 1959
Vjalovithyris Tchorszhevsky, 1989
Vltavothyris Havlicek, 1956
Waagenia Hall & Clarke, 1892
Wadiglossella Havlicek, 1995
Wairakella Waterhouse, 1967
Wairakispirifer Waterhouse, 1998
Walcottina Cobbold, 1921
Walkeria Haas, 1890
Wangyuella Zhan & Rong, 1995
Wardakia Termier, de Lapparent & Marin, 1974
Westralicrania Cockbain, 1967
Whitfieldia Davidson, 1882
Wimanoconcha Waterhouse, 1983
Winterfeldia Spriestersbach, 1942
Woodwardirhynchia Simon & Owen, 2001
Wulunggia Zhang, 1981
Xenambonitidae
Xenizostrophia Su, 1976
Xenosariidae
Xestotrematidae
Xianshanella
Xinjiangochonetes Xu, 1991
Xizispirifer Liang, 1990
Yangguania Yang
Yangkongidae
Yarkhodonia Baranov, 1996
Yatsengina Semichatov, 1936
Yavorskiella Lazutkin, 1940
Yeosinella Reed, 1933
Ygera Havlicek, 1961
Yingtangella Bai & Ying, 1978
Yocrarhynchus Sartenaer, 1995
Yongjia
Yorkiidae
Yuanbaella Fu, 1982
Yukonella Shi & Waterhouse, 1996
Yukonospirifer Shi & Waterhouse, 1996
Yunnanellina Grabau, 1931
Yunnanoleptaena Jahnke & Shi, 1989
Yunshannella Li & Gu, 1982
Yushanomena Zeng & Hu, 1997
Zalvera Brunton, 1996
Zechiella Archbold, 1999
Zelleriidae
Zenobiathyris Craig, 1999
Zephyronetes Havlicek, 1995
Zezszneria Siemiradzki, 1922
Zhejiangellina Liang, 1990
Zhejiangoproductus Liang, 1990
Zhinania Liang, 1990
Zhongyingia Shen & Archbold, 2001
Zhuaconcha Liang, 1990
Zigania Markovsky, 1937
Zilimania Markovsky, 1937
Zonarites Rafinesque, 1831
Zonarytes Rafinesque, 1831
Zugmeyeria Waagen, 1882
Zygospiridae