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Chordata

Synonymy list
YearName and author
1874Chordata Haeckel p. 410
1989Chordata Shoshani et al. p. 435
1998Chordata Zrzavy et al.
2002Chordata Sepkoski
2011Chordata Edgecombe et al. p. 153 figs. Fig. 1
2012Chordata Nielsen p. 348
2016Chordata Brusca et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
RankNameAuthor
Deuterostomia
phylumChordataHaeckel 1874
phylumChordataHaeckel 1874

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Ph. Chordata Haeckel 1874
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Subph. Cephalochordata Haeckel 1866 [lancelet]
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G. Amphioxus Yarrell 1836
G. Branchiostoma Costa 1834
G. Dolichorhynchus Willey 1901
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G. Epigonichthys Peters 1877
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Invalid names: Asymmetron Andrews 1893 [synonym], Heteropleuron Kirkaldy 1895 [synonym], Paramphioxus Haeckel 1893 [synonym]
Invalid names: Asymmetrontidae [synonym]
G. †Cathaymyrus Shu et al. 1996
Cl. Leptocardii Müller 1845
+
+
+
G. Amphioxides Gill 1895
G. †Metaspriggina Simonetta and Insom 1993
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Metaspriggina walcotti Simonetta and Insom 1993
Fm. †Myllokunmingiidae Shu 2003
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G. †Haikouichthys Luo et al. 1999
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Haikouichthys ercaicunensis Luo et al. 1999
G. †Myllokunmingia Shu et al. 1999
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Myllokunmingia fengjiaoa Wagner 2023
Fm. †Pikaidae Walcott 1911
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G. †Oesia Walcott 1911
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Oesia disjuncta Walcott 1911
G. †Pikaia Walcott 1911
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Pikaia gracilens Walcott 1911
Subph. Tunicata Lamarck 1816 [tunicate]
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Cl. Ascidiacea Nielsen 1995 [sea squirt]
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G. †Choanites Mantell 1822
Or. Enterogona Perrier 1898
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Fm. Didemnidae Milne Edwards 1841
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G. †Micrascidites Deflandre and Deflandre-Rigaud 1956
Or. †Khmeriamorpha Wendt 2018
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Fm. †Khmeriidae Montanaro Gallitelli 1954
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G. †Imilce Flügel 1975
G. †Khmeria Mansuy 1914
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Invalid names: Osium de Gregorio 1930 [synonym]
G. †Permosoma
G. †Zardinisoma Wendt 2018
Cl. Thaliacea Nielsen 1995
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Invalid names: Doliolida [empty], Pyrosomida [empty], Salpida [empty]
G. †Megasiphon Nanglu et al. 2023
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Megasiphon thylakos Nanglu et al. 2023
Invalid names: Urochordata Lankester 1877 [synonym]
G. †Undichna Anderson 1976
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Undichna brittanica Higgs 1988
Undichna unisulca de Gibert et al. 1999
Subph. Vertebrata Lamarck 1801 [vertebrate]
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Cl. Agnatha Cope 1889 [jawless fish]
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G. †Anatolepis Brockelie and Fortey 1976
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Anatolepis heintzi Brockelie and Fortey 1976
G. †Muzaffarabadmachli Malkani 2019
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G. †Pircanchaspis Erdtmann et al. 2000
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Pircanchaspis rinconensis Erdtmann et al. 2000
Or. †Pituriaspida Young 1991
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G. †Neeyambaspis Young 1991
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G. †Pituriaspis Young 1991
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Pituriaspis doylei Young 1991
G. †Saarolepis Robertson 1945
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Invalid names: Anaspis Robertson 1941 [replaced]
Invalid names: Loganiida Turner 1991 [empty], Myllokunmingiida Shu 2003 [empty]
G. †Ammopus Lull 1915
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Ammopus marshi Lull 1915
G. †Apedolepis Young 1997
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Apedolepis tomlinsonae Young 1997
G. †Artenolepis Janvier 1974
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Artenolepis golshanii Janvier 1974
Subph. Craniota
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Supercl. †Hypostomata Gadow 1898
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Invalid names: Ostracodermi [synonym]
Supercl. Cyclostomata Richards
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Cl. †Anaspida Traquair
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Or. Birkeniida Berg 1937
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G. †Cowielepis Blom 2008
Fm. †Pharyngolepididae Kiær 1924
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Fm. †Birkeniidae Traquair 1899
G. †Lasanius
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Fm. †Achanarellidae Newman and Trewin 2001
Fm. †Euphaneropidae Woodward 1900
G. †Jamoytius
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Jamoytius kerwoodi White 1946
Invalid names: Anaspidiformes [empty]
Or. †Conodontophorida Eichenberg 1930
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G. †Angulodus
G. †Axiothea
Cl. †Conodonta Pander 1856 [conodont]
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G. †Acodina Stauffer
G. †Aldridgeodus Calner et al. 2008
G. †Aldridgeognathus Miller et al. 2017
Fm. †Amphigeisinidae Miller 1981
G. †Ancidontus Chen and Gong 1986
G. †Ancyrogondolella Budurov 1972
G. †Apteracontiodus Bauer 2010
Or. †Belodellida Sweet 1988
G. †Bengtsonella Mueller and Hinz 1991
G. †Branmehla Haas 1959
G. †Chengyuania Kozur 1994
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Invalid names: Pseudogondolella Kozur 1990 [replaced]
Fm. †Coleodontidae Branson and Mehl 1944
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Invalid names: Archaeognathidae Miller 1969 [synonym]
G. †Costiconus Rasmussen 2001
G. †Dasytodus Chen and Gong 1986
G. †Diaphanodus Bagnoli 1987
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Invalid names: Stenodontus Chen and Gong 1986 [replaced], Vanwamelodus Apollonov 1984 [replaced]
Fm. †Distacodidae Ulrich and Bassler 1926
G. †Dolborodina Moskalenko 2003
G. †Enantiognathus Mosher and Clark 1965
Infracl. †Euconodonta Janvier 1997
G. †Fahraeosodus Stouge and Bagnoli 1988
G. †Falcodus Huddle 1934
G. †Gagievodus Baranov and Al'khovik 2003
G. †Gobduntaulepis Doweld 2014
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Invalid names: Acantholepis Pianovskij 1989 [replaced]
G. †Iowagnathus Liu et al. 2017
G. †Llandoverygnathus Walliser 1972
G. †Lundodus Bagnoli and Stouge 1997
G. †Minimodus Rasmussen 2001
G. †Nasusgnathus Ni 1983
G. †Noixodontus McCracken and Barnes 1982
G. †Omanognathus Miller et al. 2017
G. †Oslodus Zhang 1998
Or. †Ozarkodinida Dzik 1976
G. †Palmatodella Bassler 1925
Or. †Panderodontida Sweet 1988
G. †Pandorinella Müller and Müller 1957
Or. †Paraconodontida Müller 1962
G. †Parvigondolella Kozur and Mock 1972
G. †Pollognathus Kozur and Mostler 1970
Or. †Polyplacognathida Stouge and Bagnoli 1999
Or. †Prioniodontida Dzik 1976
G. †Pseudobelodella Armstrong 1990
G. †Rexroadus Zhang and Barnes 2002
G. †Rhynchognathodus Ethington 1959
G. †Rotundoconus An and Zhang 1983
G. †Sagittodontus Rhodes 1953
G. †Silurognathus Jeppsson 2005
G. †Spathognathodus Branson and Mehl 1941
G. †Tardogondolella Kozur and Mostler 1971
G. †Trichonodella Branson and Branson 1947
G. †Youngquistognathus Myshkina and Zhuravlev 2005
G. †Zygognathus Branson et al. 1951
Invalid names: Euconodonta Müller and Hinz 1991 [empty], Euconodonta Müller and Hinz 1991 [empty], Hindeodella andrusovi Kozur and Mostler 1972 [nomen dubium], Polygnathida Barskov 1995 [empty]
G. †Declinognathodus Dunn 1966
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Declinognathodus noduliferus Ellison and Graves 1941
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Dichodella exilis Serpagli 1967
Superfm. †Distacodontacea Bassler 1925
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Invalid names: Distacodontidae Bassler 1925 [empty], Teridontidae Miller 1981 [empty], Ulrichodinidae Bergstrom 1981 [empty]
G. †Elsonella
G. †Eocarniodus Orchard 1980
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Eocarniodus gracilis Rhodes 1955
G. †Evencodus
G. †Exochognathus Pollock et al. 1970
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Exochognathus brassfieldensis Branson and Branson 1947
Exochognathus expansus Nicoll and Rexroad 1969
Superfm. †Hibbardellacea Mueller 1956
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Fm. †Hibbardellidae Müller 1956
G. †Huddlella
G. †Istorinus Knüpfer 1967
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Istorinus erectus Knüpfer 1967
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Invalid names: Istorinus disymmetricus Knüpfer 1967 [synonym], Istorinus humilis Knüpfer 1967 [synonym], Istorinus postdentatus Knüpfer 1967 [synonym], Istorinus recurvus Knüpfer 1967 [synonym]
Fm. †Mestognathidae Austin and Rhodes 1981
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G. †Mestognathus Bischoff
G. †Oligodus
G. †Ozarcodina Walliser
Superfm. †Panderodontacea Lindstrom 1970
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Invalid names: Scolopodontidae Bergstrom 1981 [empty]
G. †Paraprionodus Ethington and Clark 1982
G. †Playfordia Glenister and Klapper 1966
G. †Polygnathellus Branson and Mehl 1933
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Polygnathellus emarginatus Branson and Mehl 1933
G. †Roundya
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Roundya aurita Sannemann 1955
Roundya laminata Branson and Mehl 1934
Roundya latipennata Ziegler 1958
G. †Tuxekania
G. †Volgelgnathus Norby and Rexroad 1985
Invalid names: Chirognathacea Branson and Mehl 1944 [empty], Fryxellodontacea Miller 1981 [empty], Proconodontacea Miller 1981 [empty]
Cl. Myxini Jaekel 1911
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G. †Myxineidus Poplin et al. 2001
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Myxineidus gononorum Poplin et al. 2001
G. †Myxinikela Bardack 1991
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Myxinikela siroka Bardack 1991
Subcl. Myxinoidea [hagfish]
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G. †Tethymyxine Miyashita et al. 2019
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Fm. †Gilpichthyidae Halstead 1993
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G. †Gilpichthys Bardack and Richardson 1977
Fm. †Pipisciidae Halstead 1993
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G. †Pipiscius Bardack and Richardson 1977
Invalid names: Hyperoartia Müller 1844 [synonym]
Invalid names: Hypospondyli Jaekel 1911 [empty], Marsipobranchii [synonym], Palaeospondyli Jaekel 1911 [empty], Petromyzontes [empty]
Unr. †Cyclostomi Duméril 1806
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G. †Squirmarius McCoy et al. 2023
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Squirmarius testai McCoy et al. 2023
G. †Eosaurus Marsh 1862
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Eosaurus acadianus Marsh 1862
Cl. †Galeaspida Liu 1965
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Fm. †Dayongaspidae Pan and Zeng 1985
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G. †Dayongaspis Pan and Zeng 1985
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Dayongaspis colubra Zhang et al. 2024
Dayongaspis hunanensis Pan and Zeng 1985
G. †Platycaraspis Wang et al. 2002
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Platycaraspis tianshanensis Wang et al. 2002
G. †Deanaspis Lin et al. 2025
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Deanaspis longpingi Lin et al. 2025
G. †Diploholcaspis Wang et al. 2009
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Diploholcaspis daleensis Wang et al. 2009
Or. †Eugaleaspidiformes Liu 1980
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G. †Anjiaspis Gai and Zhu 2005
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Anjiaspis ericius Shan et al. 2022
Anjiaspis reticularis Gai and Zhu 2005
Fm. †Eugaleaspididae Liu 1980
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G. †Dunyu Zhu et al. 2012
G. †Eugaleaspis Liu 1980
G. †Nochelaspis Zhu 1992
G. †Pterogonaspis Zhu 1992
G. †Tridensaspis Liu 1986
G. †Yunnanogaleaspis Pan and Wang 1980
G. †Meishanaspis Wang 1991
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Meishanaspis lehmani Wang 1991
G. †Shuyu Gai et al. 2011
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Shuyu zhejiangensis Gai et al. 2011
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Invalid names: Sinogaleaspis zhejiangensis Pan 1986 [replaced]
Fm. †Shuyuidae Shan 2020
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G. †Jiangxialepis Liu et al. 2021
G. †Qingshuiaspis Shan et al. 2022
G. †Rumporostralis Shan et al. 2020
G. †Sinogaleaspis Pan and Wang 1980
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Sinogaleaspis shankouensis Pan and Wang 1980
Sinogaleaspis xikengensis Pan and Wang 1980
Fm. †Tridensaspidae Liu 1986
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G. †Falxcornus Meng and Gai 2022
Fm. †Tujiaaspidae Chen et al. 2024
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G. †Miaojiaaspis Chen et al. 2024
G. †Tujiaaspis Gai et al. 2022
G. †Xitunaspis Sun et al. 2022
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Xitunaspis magnus Sun et al. 2022
Fm. †Yongdongaspididae Chen et al. 2022
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G. †Yongdongaspis Chen et al. 2022
Fm. †Hanyangaspidae Pan and Liu 1975
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G. †Hanyangaspis Pan and Liu 1975
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Hanyangaspis chaohuensis Wang et al. 1980
Hanyangaspis guodingshanensis Pan and Liu 1975
G. †Hongshanaspis Liu et al. 2021
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Hongshanaspis inexpectatus Liu et al. 2021
G. †Kalpinolepis Wang et al. 1996
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Kalpinolepis tarimensis Wang et al. 1996
G. †Konoceraspis Pan 1992
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G. †Nanjiangaspis Wang et al. 2002
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Nanjiangaspis kalpinensis Wang et al. 2002
G. †Hyperaspis Pan 1992
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Hyperaspis acclivis Pan 1992
G. †Microphymaspis Wang et al. 2002
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Microphymaspis pani Wang et al. 2002
Superor. †Polybranchiaspidida Zhu and Gai 2007
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Fm. †Geraspididae Pan and Chen 1993
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G. †Geraspis Pan and Chen 1993
G. †Kwangnanaspis Cao 1979
Or. †Huananaspiformes Janvier 1975
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Fm. †Gantarostrataspidae Wang and Wang 1992
Fm. †Huananaspidae Liu 1973
Fm. †Sanchaspididae Pan and Wang 1981
Fm. †Sanqiaspidae Liu 1975
Or. †Polybranchiaspidiformes Liu 1965
+
Fm. †Duyunolepididae Pan and Wang 1978
Fm. †Gumuaspidae Gai et al. 2018
Fm. †Pentathyraspididae Pan 1992
Fm. †Polybranchiaspididae Liu 1965
Fm. †Zhaotongaspididae Wang and Zhu 1994
+
G. †Wenshanaspis Zhao et al. 2002
G. †Zhaotongaspis Wang and Zhu 1994
G. †Pseudoduyunaspis Wang et al. 1996
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Pseudoduyunaspis bachuensis Wang et al. 1996
Fm. †Xiushuiaspidae Pan and Wang 1983
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G. †Changxingaspis Wang 1991
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Changxingaspis gui Wang 1991
Changxingaspis nianzhongi Li et al. 2024
G. †Xiushuiaspis Pan and Wang 1983
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Xiushuiaspis ganbeiensis Pan and Wang 1983
Xiushuiaspis jiangxiensis Pan and Wang 1983
G. †Xiyuichthys Shan et al. 2023
+
Xiyuichthys lixiensis Shan et al. 2023
Xiyuichthys zhangi Shan et al. 2023
+
Invalid names: Xiyuaspis zhangi Liu et al. 2019 [replaced]
Invalid names: Xiyuaspis Liu et al. 2019 [replaced]
Supercl. Gnathostomata Gegenbauer 1874 [jawed fish]
+
Cl. Chondrichthyes Huxley 1880 [cartilaginous fish]
+
Subcl. †Acanthodii Owen 1846 [spiny fish]
+
Or. †Acanthodiformes Berg 1940
G. †Antarctonchus White 1968
G. †Archaeacanthus Kade 1858
G. †Byssacanthoides Woodward 1921
G. †Campylodus Rohon 1893
Or. †Climatiiformes Berg 1940
Or. †Diplacanthiformes Berg 1940
G. †Eupleurogmus M'Coy 1890
Fm. †Euthacanthidae Berg 1940
G. †Gemuendolepis Gross 1973
G. †Haplacanthus Agassiz 1845
G. †Homacanthus Agassiz 1845
Or. †Ischnacanthida Berg 1940
Or. †Ischnacanthiformes Berg 1940
G. †Latviacanthus Schultze and Zidek 1982
G. †Lupopsyroides Hanke and Wilson 2004
G. †Lupopsyrus Bernacsek and Dineley 1977
Fm. †Machaeracanthidae Burrow and Young 2005
G. †Monopleurodus Pander 1856
G. †Neoasiacanthus Wang et al. 1980
G. †Nodacosta Gross 1940
G. †Nodonchus White 1961
G. †Onchus Agassiz 1837
G. †Parexus Agassiz 1844
G. †Paucicanthus Hanke 2002
G. †Pinnacanthus Bryant 1934
G. †Promesacanthus Hanke 2008
G. †Ptychodictyon Gross 1973
G. †Seretolepis Karatajute-Talimaa 1968
G. †Striacanthus Hills 1931
G. †Tetanopsyrus Gagnier et al. 1999
Fm. †Vesperaliidae Valiukevicius and Burrow 2005
G. †Yealepis Burrow and Young 1999
Invalid names: Acanthodei Gunnell 1933 [replaced], Acanthodi Jaekel 1911 [empty], Acanthodida Berg 1940 [empty], Climatiida Berg 1940 [empty], Diplacanthi Jaekel 1911 [empty]
Or. †Bradyodontida Woodward 1921
+
Subor. †Chimaerina Zangerl 1981
G. †Jimpohlia Zangerl 1979
Infracl. †Cladoselachimorpha
+
G. †Doliodus Traquair 1893
+
Doliodus latispinosus Traquair 1893
G. †Duplisuggestus Johns 1997
+
Subcl. Elasmobranchii Bonaparte 1838 [elasmobranch]
+
G. †Amelacanthus Maisey 1982
G. †Annulicorona Chen and Cuny 2003
Or. †Antarctilamniformes Ginter et al. 2008
G. †Aporomicrodus Fowler 1958
+
Invalid names: Microdus Emmons 1857 [replaced]
G. †Arduodens Hairapetian and Ginter 2009
G. †Carcharopsis Agassiz 1843
G. †Carinasubcorona Johns 1997
G. †Celtiberina Wang 1993
Fm. Cestraciontidae Bonaparte 1838 [bullhead shark]
G. †Changxingselache Wang et al. 2007
Superor. †Cladodontomorphi Ginter et al. 2010
Or. †Cladoselachida Dean 1909
G. †Complanicorona Johns 1997
G. †Coniunctio Johns 1997
G. †Eunemacanthus StJohn and Worhten 1883
Unr. Euselachiformes Maisey 1975
Infracl. Euselachii Hay 1902
G. †Fragilicorona Johns 1997
G. †Glabrisubcorona Johns 1997
G. †Gondwanodus Daymond 1999
Unr. †Ichthyodorulites Buckland
Fm. †Kannathalepididae Marss and Gagnier 2001
G. †Labascicorona Johns 1997
G. †Labrilancea Johns 1997
G. †Leonodus Mader 1986
G. †Lesnilomia Ginter 2008
Fm. †Listracanthidae Martill et al. 2014
G. †Lobaticorona Johns 1997
G. †Meishanselache Wang et al. 2007
G. †Minuticorona Johns 1997
Or. †Omalodontiformes Turner 1997
G. †Oniscina Goldenberg 1873
G. †Ornathiliabrilance Johns 1997
G. †Ornatilabrilancea Johns 1997
Infracl. Osteodonti
G. †Parvicorona Chen and Cuny 2003
G. †Parvidiabolus Johns 1997
G. †Parviscapha Johns 1997
Or. †Phoebodontiformes Ginter et al. 2002
G. †Physonemus Agassiz 1843
+
Invalid names: Batacanthus St John and Worthen 1870 [synonym], Drepanacanthus Newberry and Worthen 1866 [synonym], Gnathacanthus Davis 1883 [synonym], Xystracanthus Leidy 1859 [synonym]
Or. †Plagiostomi Cuvier
G. †Platylithophycus Johnson and Howell 1948
Fm. †Protodontidae Woodward 1932
G. †Raineria Osswald 1928
G. †Rosaodus Li et al. 2022
G. †Rugosicorona Johns 1997
G. †Sacrisubcorona Johns 1997
Unr. Selachii [shark]
G. †Serratocorona Chen 2002
G. †Siamodus
G. †Suaviloquentia Johns 1997
Fm. †Thrinacodontidae Grogan and Lund 2008
G. †Undulaticorona Johns 1997
Or. †Xenacanthida Glikmann 1964
Infracl. †Xenacanthimorpha
Invalid names: Cladodontomorphii Obruchev 1967 [empty], Cladodus hassiacus Gross 1937 [nomen dubium], Cladodus wildungensis Jaekel 1921 [nomen dubium], Cladoselachii Dean 1894 [empty], Coronodontida Zangerl 1981 [empty], Orodontida Zangerl 1981 [empty], Pleuracanthidae Woodward [empty], Pleuracanthodii [empty], Pristiorajea Cicimurri 2007 [empty], Proselachii Gadow 1898 [empty], Selachimorpha Nelson 1984 [empty]
G. †Elegestolepis Karatajute-Talimaa 1973
G. †Eucentrurus Traquair 1901
G. †Fasciodus Henry 1876
+
Fasciodus pectinatus Henry 1876
G. †Geisacanthus St John and Worthen 1875
G. †Gladbachus Heidtke and Kratschmer 2001
+
Gladbachus adentatus Heidtke and Kratschmer 2001
G. †Gogoselachus Long et al. 2015
+
Gogoselachus lynnbeazleyae Long et al. 2015
G. †Gracilisuggestus Johns 1997
+
Subcl. Holocephali Bonaparte 1832 [chimaera]
+
G. †Delphyodontos Lund 1980
G. †Edaphodus Egerton 1836
+
Invalid names: Passalodon Buckland 1838 [synonym]
Or. †Eugeneodontiformes Zangerl 1981
Superor. †Holocephalomorpha Lund 1986
G. †Macrodontacanthus Romer 1942
G. †Menaspacanthus Patterson 1965
Or. †Orodontiformes Zangerl 1981
Or. †Petalodontiformes Zangerl 1981
Invalid names: Bradyodonti Arambourg and Bertin 1958 [synonym], Chimaeri Jaekel 1911 [empty], Debeeriformes [empty], Euchondrocephali Lund and Grogan 1997 [synonym], Iniopterygiformes Zangerl and Case 1973 [empty], Paraselachiamorpha Lund 1977 [empty], Paraselachimorpha Lund 1977 [invalid subgroup], Trachyacanthi Jaekel 1911 [empty]
Infracl. †Holocephalimorpha Lund 1986
+
G. †Harpacanthus Traquair 1886
Invalid names: Harpacanthidae Lund and Grogan 1997 [empty]
Or. †Iniopterygia Zangerl and Case 1973
+
Fm. †Iniopterygidae Zangerl and Case 1973
G. †Inioxyle
Fm. †Sibyrhynchidae Zangerl and Case 1973
G. †Leonotus
G. †Machichnus Mikulas et al. 2006
+
Machichnus bohemicus Mikulas et al. 2006
Or. †Mongolepidida Karatujute-Talimaa et al. 1990
+
Fm. †Mongolepididae Karatujute-Talimaa et al. 1990
Fm. †Shiqianolepidae Sansom et al. 2000
G. †Obtusacanthus Hanke and Wilson 2004
+
Obtusacanthus corroconis Hanke and Wilson 2004
G. †Plesioselachus Anderson et al. 1999
+
Plesioselachus macracanthus Anderson 1990
G. †Proprigalea Johns 1997
+
Proprigalea languidula Johns 1997
Proprigalea mediglabra Johns 1997
Proprigalea medirugosa Johns 1997
G. †Ptomacanthus Miles 1973
+
Ptomacanthus anglicus Miles 1973
Fm. †Pucapampellidae Maisey et al. 2018
+
G. †Gydoselache Maisey et al. 2018
G. †Pucapampella Janvier and Riglos 1986
G. †Pucapumpella Maisey and Anderson 2001
G. †Qianodus Andreev et al. 2022
+
Qianodus duplicis Andreev et al. 2022
G. †Shenacanthus Zhu et al. 2022
+
Shenacanthus vermiformis Zhu et al. 2022
G. †Simmorius
Or. †Sinacanthida Andreev et al. 2020
+
Fm. †Sinacanthidae Min 1998
G. †Thaumatacanthus Waagen 1880
+
G. †Yuanolepis Andreev et al. 2020
+
Yuanolepis bachunensis Andreev et al. 2020
Invalid names: Clamydoselachidae [empty], Ctenacanthimorpha [empty], Ctenoptychius ordii Davis 1881 [nomen dubium], Desmiodontida Zangerl 1981 [empty], Kathemacanthidae [empty], Polymerolepidiformes [empty], Rhinobatiformes Müller and Henle 1837 [empty], Subterbranchialia Zangerl 1979 [empty]
+
Unr. Teleostomi Bonaparte 1836
+
Invalid names: Podopterygia Cope 1887 [empty], Rhipidopterygia Cope 1887 [empty]
Invalid names: Chondrichthyomorphi [empty]
G. †Janusiscus Giles et al. 2015
+
Janusiscus schultzei Giles et al. 2015
G. †Minjinia Brazeau et al. 2020
+
Minjinia turgenensis Brazeau et al. 2020
Unr. Osteichthyes Huxley 1880 [bony fish]
+
Unr. Actinopterygii Cope 1887 [ray-finned fish]
+
G. †Austelliscus Figueroa et al. 2021
Infracl. Chondrostei Müller 1844
Fm. †Coccocephalichthyidae Fowler 1951
G. †Coccolepis Agassiz 1843
G. †Concentrilepis Stack and Gottfried 2022
Or. †Elonichthyiformes Kazantseva-Selezneva 1977
Or. †Eurynotoidiformes Minikh and Minikh 1990
G. †Gogosardina Choo et al. 2009
Unr. Halecostomi Regan 1903
Fm. †Haplolepidae Westoll 1944
Or. †Heteromi
Fm. †Howqualepididae Long et al. 2008
G. †Lambeia Mickle 2017
G. †Mesopoma R. H. Traquair 1890
Fm. †Mimiidae Gardiner 1993
G. †Pacorichthys Lombardo 2013
Or. †Paphosisciformes Grogan and Lund 2015
G. †Pickeringius Choo et al. 2018
Or. †Redfieldiiformes Berg 1940
Or. †Rhadinichthyiformes Lowney 1980
Fm. †Scopelidae
G. †Tenupiscis Stack et al. 2025
Fm. †Turseoidae Bock 1959
G. †Usclasichthys Heyler 1977
Invalid names: Amblypteriformes Heyler 1969 [empty], Berycomorphi [empty], Dorypteriformes [empty], Gyrolepidoides multistriatus Rusconi 1948 [nomen dubium], Irajapintoseidae Beltan 1990 [empty], Phanerosteoniformes Lowney 1980 [empty], Uydeniidae Kazantseva-Selezneva 1980 [empty]
Supercl. Actinopterygii Cope 1887 [ray-finned fish]
+
Cl. Actinopteri Cope 1871
Or. †Aeduelliformes Heyler 1969
Fm. †Aesopichthyidae Poplin and Lund 2000
Subor. †Aetheospondyli Woodward 1895
G. †Aetheretmon White 1927
G. †Aethocephalichthys Fielitz et al. 1999
G. †Akanolepis Kazantseva-Selezneva 1981
G. †Ameghinichthys Arratia et al. 2004
G. †Anapterus Sauvage 1873
G. †Aneurolepis White and Moy-Thomas 1941
+
Invalid names: Urolepis Bellotti 1857 [replaced]
Or. †Asarotiformes Schaeffer 1968
G. †Atkinsonella Jordan and Gilbert 1920
G. †Australichthys Gardiner 1969
G. †Avamia Kazantseva-Selezneva 1980
G. †Avonichthys Wilson et al. 2018
G. †Baoqingichthys Wang et al. 2007
G. †Beagiascus Mickle et al. 2009
G. †Bishofia Kazantseva 1968
G. †Bluefieldius Mickle 2018
G. †Burguklia Kazantseva-Selezneva 1980
Fm. †Charleuxiidae Heyler 2000
Fm. †Chichiidae Liu and Wang 1978
G. †Chirothrix Zittel 1888
Cl. Cladistia Cope 1870
G. †Cuneognathus Friedman and Blom 2006
G. †Diplospondichthys Filleul and Dutheil 2004
Fm. †Discordichthyidae Minikh 1998
G. †Echidnocephalus von der Marck 1858
G. Engraulis Cuvier 1817
Subor. †Eurekichthyoidei Lowney 1980
Or. †Eurynotiformes Sallan and Coates 2013
G. †Eurypoma Huxley 1866
G. †Exocoetoides Davis 1887
Or. †Fubarichthyiformes Lowney 1980
G. †Guaymayenia Rusconi 1887
G. †Guntherichthys Mickle 2011
Fm. †Gyrolepidotidae Gardiner 1967
G. †Histiothrissa Woodward 1901
G. †Holuropsis Berg 1947
Or. †Isospondyli Cope 1887
G. †Kalops Poplin and Lund 2002
G. †Kansasiella Poplin 1974
Fm. †Kenderlichthyidae Kazantseva-Selezneva 1977
G. †Kutaichthys Esin and Bakaev 2022
G. †Lineagruan Mickle et al. 2009
G. Mallotus Cuvier 1829
G. †Meemannia Zhu et al. 2006
G. †Meisenheimichthys Poschmann and Schindler 2004
G. †Ministrella Matveeva 1958
Fm. †Moythomasiidae Kazantseva 1971
G. †Neuburgichthys Schultze et al. 2021
G. †Nozamichthys Schultze and Bardack 1987
G. †Opistopteryx Pictet and Humbert 1866
G. †Oxypteriscus Matveeva 1958
G. †Pachylebias Woodward 1901
+
Invalid names: Aelia Costa 1860 [replaced]
G. †Palaeobergia Berg 1958
G. †Palaeoneiros Giles et al. 2023
Or. †Palaeonisciformes Hay 1902
+
Invalid names: Bobasatraniiformes [synonym], Palaeoniscida [synonym]
Or. †Paramblypteriformes Heyler 1969
Subor. †Phanerosteonoidei Lowney 1980
G. †Phoebeannaia Caron et al. 2023
G. †Piratata Richter 2022
G. Protaulopsis Woodward 1901
G. †Pseudoberyx Pictet and Humbert 1866
G. †Raynerius Giles et al. 2015
G. †Rhynchorhinus Woodward 1901
G. †Roslerichthys Hamel 2005
G. Salmo Linnaeus 1758 [salmon]
G. †Schizospondylus Bayer 1905
G. †Spinofacia Mickle 2011
G. †Stegotrachelus Woodward and White 1926
G. †Tanyrhinichthys Gottfried 1987
G. †Terenolepis Burrow 1995
G. †Tetragonopterus Cuvier 1817
Or. Tetraodontiformes Berg 1940
G. †Thryptodus Loomis 1900
G. †Trawdenia Coates and Tietjen 2018
G. †Uranichthys Minikh 2009
G. †Yaomoshania Poplin et al. 1991
Invalid names: Bobastraniiformes [empty], Cenechoia paramillensis Rusconi 1946 [nomen dubium], Cenechoia sulcata Rusconi 1947 [nomen dubium], Eurynotus uspallatensis Rusconi 1946 [nomen dubium], Guildayichthyiformes Lund 2000 [empty], Gyrolepidoides cuyanus Cabrera 1944 [nomen dubium], Lepidotus pectoralis Bellotti 1857 [nomen dubium], Lepidotus trotti Balsamo-Crivelli 1839 [nomen dubium], Neochallaia leonensis Rusconi 1952 [nomen dubium], Ophiopsis lariensis de Alessandri 1910 [nomen dubium], Palaeonisci [invalid subgroup], Palaeoniscimorpha Lund et al. 1995 [invalid subgroup], Palaeoniscoidae Rohon 1890 [invalid subgroup], Palaeoniscoidea [invalid subgroup], Pholidophorus dentatus Rusconi 1946 [nomen dubium], Pholidophorus lepturus Bellotti 1857 [nomen dubium], Pholidophorus vallejensis Rusconi 1947 [nomen dubium], Polypteri [empty], Protospondyli Woodward 1895 [empty], Semionotus brevis Bellotti 1857 [nomen dubium], Semionotus dubius Bellotti 1857 [nomen dubium], Semionotus inornatus Henry 1876 [nomen dubium], Semionotus mendozaensis Geinitz 1885 [nomen dubium], Semionotus unicristatus Rusconi 1946 [nomen dubium], Semionotus vallejensis Rusconi 1950 [nomen dubium]
G. †Andreolepis Gross 1968
+
Andreolepis hedei Gross 1968
Andreolepis petri Märss 2001
+
G. †Beckius David 1946
G. Coregonus Linnaeus 1758
G. †Parastenodus David 1946
G. †Crenilepis Reis 1887
+
Crenilepis sandbergeri Dames 1888
G. †Cyclotomodon Cope 1876
+
Cyclotomodon vagrans Cope 1876
Or. Ganoidei Agassiz
+
Subor. Lepidosteidae Owen 1859
Invalid names: Glaniostomi [empty], Lepidoganoidei [empty], Placoganoidei [empty], Pycnodonti [empty], Rhomboganoidei [empty], Selachostomi [empty]
Or. †Iniomi
+
Fm. †Beerichthyidae Casier 1966
Invalid names: Bathypteroidae [empty], Cetunculi [empty], Cheirothricidae [empty], Harpodontidae [empty], Malacosteidae [empty], Omosudidae [empty], Plagyodontidae [empty]
G. †Lophosteus Pander 1856
+
Lophosteus canadensis Schultze and Märss 2004
Lophosteus connexus Schultze and Märss 2004
Lophosteus incrementus Burrow 1995
Lophosteus ohesaarensis Schultze and Märss 2004
Lophosteus superbus Pander 1856
Lophosteus uralensis Schultze and Märss 2004
G. †Naxilepis Wang and Dong 1989
+
Naxilepis gracilis Wang and Dong 1989
G. †Nothosoma Agassiz 1843
+
Nothosoma octostychius Egerton 1858
Nothosomus laevissimus Agassiz 1834
Subcl. Sarcopterygii Romer 1955 [lobe-finned fish]
+
G. †Achoania Zhu et al. 2001
+
Invalid names: Actinistia Cope 1870 [synonym]
Subcl. Dipnotetrapodomorpha Nelson 2006
G. †Guiyu Zhu et al. 2009
G. †Ligulalepis Schultze 1968
G. †Psarolepis Yu 1998
G. †Ptyctolepis Lu et al. 2017
Infracl. Rhipidistia Cope 1887
Or. †Rhizodontiformes Andrews and Westoll 1970
Infracl. Tetrapoda Jaekel 1911 [tetrapod]
G. †Youngolepis Chang and Yu 1981
Invalid names: Actinistia Cope 1870 [empty], Akinetia Gardiner 1984 [empty], Crossopterygii Huxley 1861 [replaced], Lepidosireniformes Savage 1951 [empty], Onychodontia Jaekel 1911 [empty]
G. †Sparalepis Choo et al. 2017
+
Sparalepis tingi Choo et al. 2017
Invalid names: Cephaloxeniformes [empty], Dialipiniformes [empty], Discordichthyiformes Minikh 1998 [empty], Euteleostomi [synonym], Pattonia Peach 1899 [nomen vanum], Pattonia couttsi Peach 1899 [nomen vanum], Pisces Linnaeus 1758 [synonym]
+
Cl. †Placodermi M'Coy 1848 [armour-plated fish]
+
Or. †Acanthothoraci Stensiö 1944
Or. †Antiarcha Cope 1885
+
Invalid names: Antiarchi Cope 1885 [synonym]
Or. †Arthrodira Woodward 1891
+
Invalid names: Arthrodiriformes Grande and Eastman 1986 [synonym]
G. †Asiacanthus Liu 1948
G. †Austroptyctodus Long 1997
G. †Bianchengichthys Li et al. 2021
Or. †Brindabellaspida Young 1980
G. †Campbellodus Miles and Young 1977
G. †Changyonophyton Sze 1952
Or. †Coccostei Jaekel 1911
G. †Coelosteichthys Whitley 1940
G. †Deinodus Hussakof and Bryant 1919
G. †Entelognathus Zhu et al. 2013
G. †Hybosteus Gross 1933
G. †Neopetalichthys Liu 1973
G. †Nessariostoma Broili 1933
+
Invalid names: Nessariostoma Broili 1933 [objective synonym]
G. †Oestophorus Miller 1892
+
Invalid names: Sphenophorus Newberry 1889 [replaced]
Subor. †Petalichthyida Jaekel 1911
+
Invalid names: Petalichthyiformes [synonym], Petalichthyiformes [synonym]
Subor. †Petalichthyida Jaekel 1911
+
Invalid names: Petalichthyiformes [synonym], Petalichthyiformes [synonym]
Or. †Pseudopetalichthyida Denison 1975
Or. †Ptychostei Jaekel 1911
Or. †Ptyctodontida Gross 1932
+
Invalid names: Ptyctodontiformes [synonym]
Or. †Rhenanida Broili 1930
G. †Sedowichthys Bystrow 1957
Or. †Stensioellida Romer 1945
G. †Tollichthys Bystrow 1957
G. †Wangolepis Pan 1986
G. †Yunnanacanthus Liu 1973
Invalid names: Acanthothoraciformes [empty], Petalichthyida Jaekel 1911 [empty], Pseudopetalichthyiformes [empty], Rhenaniformes [empty]
G. †Plectrodus Agassiz in Murchison 1839
+
Plectrodus mirabilis Agassiz 1839
G. †Qilinyu Zhu et al. 2016
+
Qilinyu rostrata Zhu et al. 2016
G. †Ramirosuarezia Pradel et al. 2009
+
Ramirosuarezia boliviana Pradel et al. 2009
G. †Xiushanosteus Zhu et al. 2022
+
Xiushanosteus mirabilis Zhu et al. 2022
Invalid names: Chondrichthiomorphi [empty], Ichthyes Gadow 1898 [empty]
G. †Hoplichnus Hitchcock 1848
+
Hoplichnus equus Hitchcock 1858
Hoplichnus quadrupedans Hitchcock 1848
+
Invalid names: Hoplichnus poledrus Hitchcock 1858 [synonym]
G. Hypichthyes Huxley 1880
G. †Lepidotosaurus Hancock and Howse 1870
+
Lepidotosaurus duffi Hancock and Howse 1870
Cl. †Osteostraci Lankaster 1868
+
Or. †Ateleaspidiformes Tarlo 1967
+
Fm. †Ateleaspididae Traquair 1899
+
G. †Ateleaspis Traquair 1899
+
Invalid names: Aceraspis Kiaer 1911 [synonym], Aceraspis Kiaer 1911 [synonym]
G. †Hemicyclaspis Lankaster 1870
+
Invalid names: Hemiteleaspis Westoll 1945 [synonym]
G. †Hirella Cossmann 1920
+
Invalid names: Micraspis Kiaer 1911 [replaced]
Invalid names: Ateleaspidinae Tranqiair 1899 [empty]
Fm. †Kalanaspididae Tinn and Märss 2018
+
G. †Kalanaspis Tinn and Märss 2018
Or. †Benneviaspidida Janvier 1996
+
G. †Benneviaspis Stensiö 1927
+
Benneviaspis anglica Stensio 1932
Benneviaspis holtedahli Stensio 1927
Benneviaspis lankesteri Stensio 1932
Benneviaspis longicornis Wangsjo 1937
Benneviaspis polonica Belles-Isles and Janvier 1984
Benneviaspis urvantsevi Mark-Kurik and Janvier 1995
Benneviaspis whitei Belles-Isles and Janvier 1984
Superfm. †Boreaspidoidei Stensio 1958
+
Fm. †Boreaspididae Stensio 1958
G. †Hoelaspis Stensio 1927
G. †Severaspis Mark-Kurik and Janvier 1995
G. †Ectinaspis Wängsjö 1952
+
Ectinaspis heintzi Wängsjö 1952
G. †Hapilaspis Mark-Kurik and Janvier 1995
+
Hapilaspis apheles Mark-Kurik and Janvier 1995
G. †Securiaspis Stensio 1932
+
Securiaspis caledonica White 1963
Securiaspis kingi Stensio 1932
Securiaspis kitchini Stensio 1932
Securiaspis waterstoni White 1963
Or. †Benneviaspidiformes Afanassieva 1991
+
Subor. †Scolenaspidoidei Afanassieva 1991
+
Fm. †Scolenaspididae Afanassieva 1991
G. †Camptaspis Branson and Mehl 1931
+
Camptaspis utahensis Branson and Mehl 1931
Or. †Cephalaspidiformes Berg 1937
+
G. †Aachenaspis Egerton 1857
G. †Meelaidaspis Märss et al. 2014
+
Meelaidaspis gennadii Märss et al. 2014
G. †Ohesaareaspis Märss et al. 2014
+
Ohesaareaspis ponticulata Märss et al. 2014
G. †Tuvaspis Obruchev 1956
+
Tuvaspis margaritae Obruchev 1956
Subcl. †Cornuata Janvier 1985
+
Unr. †Cephalaspidiens Janvier 1985
+
Fm. †Cephalaspidae Huxley 1861
G. †Cephalaspis Agassiz 1835
+
Subg. †Cephalaspis (Cwmaspis) White and Toombs 1983
Cephalaspis acadica Robertson 1936
Cephalaspis agassizi Stensio 1932
Cephalaspis campbelltonensis Whiteaves 1881
+
Invalid names: Cephalaspis whiteavesi Traquair 1890 [synonym]
Cephalaspis canadensis Robertson 1936
Cephalaspis dawsoni Lankester 1870
Cephalaspis gabrielsei Dineley and Loeffler 1976
Cephalaspis jexi Traquair 1893
Cephalaspis laticeps Traquair 1890
Cephalaspis lewisii Agassiz 1835
Cephalaspis lightbodii Lankester 1870
Cephalaspis lloydii Agassiz 1835
Cephalaspis lyelli Agassiz 1835
Cephalaspis murchisoni Egerton 1857
Cephalaspis novaescotiae Denison 1955
Cephalaspis oeselensis Robertson 1939
Cephalaspis pagei Lankester 1870
Cephalaspis podolica Balabai 1962
Cephalaspis powriei Lankester 1870
Cephalaspis rostratus Agassiz 1835
Cephalaspis scotica White 1963
Cephalaspis westolli Russell 1954
Cephalaspis whitei Stensio 1932
Cephalaspis wyomingensis Bryant 1933
G. †Hildenaspis Janvier 1976
+
Hildenaspis digitalis Janvier 1976
G. †Mimetaspis Stensio 1958
+
Mimetaspis concordis Voichyshyn 1994
Mimetaspis glazewskii Janvier 1985
Mimetaspis hoeli Wängsjö 1952
G. †Pattenaspis Stensio 1958
+
Pattenaspis acuminata Wängsjö 1952
Pattenaspis bardenheueri Friman and Janvier 1986
Pattenaspis rogalai Balabai 1962
Pattenaspis woschmidti Friman and Janvier 1986
Or. †Thyestiida Janvier 1996
+
G. †Auchenaspis Egerton 1857
+
Auchenaspis egertoni Lankester 1870
Auchenaspis salteri Egerton 1857
G. †Ilemoraspis Obruchev 1961
+
Ilemoraspis kirkinskayae Obruchev 1961
Superfm. †Kiaeraspidoidea Afanassieva 1991
+
G. †Didymaspis Lankester 1867
Fm. †Kiaeraspididae Stensio 1932
G. †Procephalaspis Denison 1951
+
Procephalaspis oeselensis Denison 1951
G. †Thyestes Eichwald 1854
+
Thyestes verrucosus Eichwald 1854
Superfm. †Tremataspidoidea Afanassieva 1991
+
G. †Aestiaspis Janvier and Lelievre 1994
G. †Saaremaaspis Robertson 1938
G. †Tyriaspis Heintz 1967
G. †Witaaspis Robertson 1939
+
Witaaspis patteni Robertson 1939
Witaaspis schrenckii Robertson 1939
+
Invalid names: Tremataspis schrenkii Pander 1856 [replaced]
Or. †Tremataspidida Obruchev 1964
+
Invalid names: Tannuaspididae Obruchev 1964 [empty]
Or. †Tremataspidiformes Berg 1937
+
G. †Tahulaspis Märss et al. 2014
+
Tahulaspis ordinata Märss et al. 2014
Tahulaspis praevia Märss et al. 2014
Fm. †Tremataspididae Schmidt 1866
+
G. †Dartmuthia Patten 1931
G. †Dobraspis Mark-Kurik and Janvier 1997
G. †Sclerodus Agassiz 1839
G. †Tannuaspis Obruchev 1956
G. †Timanaspis Kossovoi and Obruchev 1962
Subfm. †Tremataspidinae Woodward 1891
G. †Waengsjoeaspis Janvier 1985
+
Waengsjoeaspis excellens Janvier 1985
Waengsjoeaspis nahanniensis Adrian and Wilson 1994
Waengsjoeaspis platycornis Scott and Wilson 2012
G. †Yvonaspis Belles-Isles 1989
+
Yvonaspis campbelltonensis Belles-Isles 1989
Or. †Zenaspidida Stensio 1958
+
Fm. †Parameteoraspididae Sansom 2009
+
Subfm. †Escuminaspidinae Arsenault and Janvier 1995
G. †Parameteoraspis Blieck et al. 1987
G. †Spangenhelmaspis Sansom 2009
+
Spangenhelmaspis quadrata Wangsjo 1952
Spangenhelmaspis staxrudi Stensio 1927
Fm. †Superciliaspididae Scott and Wilson 2015
+
G. †Dentapelta Scott and Wilson 2015
G. †Glabrapelta Scott and Wilson 2015
G. †Superciliaspis Adrain and Wilson 1994
G. †Wladysagitta Voichyshyn 2006
+
Wladysagitta janvieri Voichyshyn 2006
+
Invalid names: Cephalaspis acutirostrus Stensio 1932 [objective synonym]
Fm. †Zenaspididae Stensio 1958
+
G. †Diademaspis Janvier 1985
G. †Machairaspis Janvier 1985
G. †Scolenaspis Jarvik 1954
G. †Stensiopelta Denison 1951
G. †Tegaspis Wängsjö 1952
G. †Zenaspis Lankaster 1869
Supercl. †Osteostracomorphii
+
Cl. †Cephalaspidomorphi Moy-Thomas and Mile 1971
+
Or. †Atelaspidiformes Tarlo 1967
+
G. †Ateleaspis Traquair 1899
+
Invalid names: Aceraspis Kiaer 1911 [synonym], Aceraspis Kiaer 1911 [synonym]
Invalid names: Cephalaspidida Moy-Thomas and Mile 1971 [empty], Galeaspidiformes [empty], Monorhina [synonym], Pituriaspidiformes [empty]
Subph. Pachycardia Haeckel 1866
+
Invalid names: Monorrhina Haeckel 1866 [empty]
G. †Palaeoxyris Brongniart 1828
+
Palaeoxyris alternus Fischer et al. 2011
Palaeoxyris regularis Brogniart 1828
Invalid names: Sporlederia Stiehler 1860 [nomen nudum]
Supercl. †Thelodontomorphi Jackel 1911
+
Cl. †Thelodonti Jaekel 1911
+
G. †Apalolepis Karatajute-Talimaa 1968
+
Apalolepis angelica Blom and Goujet 2002
Apalolepis brotzeni Karatajute-Talimaa 1978
Apalolepis obruchevi Karatajute-Talimaa 1968
Apalolepis toombsi Turner 1973
G. †Boreania Karatajute-Talimaa 1985
+
Boreania minima Karatajute-Talimaa 1985
G. †Canonia Vieth 1980
+
Canonia costulata Märss et al. 2002
Canonia grossi Vieth 1980
Canonia kaerberi Marss et al. 2007
Or. †Furcacaudiformes Wilson and Caldwell 1998
+
Fm. †Barlowodidae Märss et al. 2002
G. †Cometicercus Wilson and Caldwell 1998
+
Cometicercus talimaaae Wilson and Caldwell 1998
+
Drepanolepis maerssae Wilson and Caldwell 1998
+
Furcacauda fredholmae Wilson and Caldwell 1998
Furcacauda heintzae Dineley and Loeffler 1976
+
Invalid names: Sigurdia heintzae Dineley and Loeffler 1976 [replaced]
G. †Lanarkia Traquair 1898
G. †Nikolivia Karatajute-Talimaa 1978
G. †Pezopallichthys Wilson and Caldwell 1998
+
Sphenonectris turnerae Wilson and Caldwell 1998
Invalid names: Barlowodidae Märss et al. 2002 [valid], Cometicercus Wilson and Caldwell 1998 [valid], Drepanolepis [valid], Furcacauda [valid], Lanarkia Traquair 1898 [valid], Nikolivia Karatajute-Talimaa 1978 [valid], Pezopallichthyes [valid], Pezopallichthys Wilson and Caldwell 1998 [valid], Sphenonectris [valid]
+
Fm. †Loganelliidae Karatajute-Talimaa 1997
+
Invalid names: Loganiidae Karatajute-Talimaa 1978 [replaced]
Fm. †Nunavutiidae Märss et al. 2002
Fm. †Longodidae Märss 2006
+
G. †Longodus Märss 2006
Or. †Phlebolepidiformes Berg 1937
+
Fm. †Katoporididae Karartajüté-Talimaa 1970
Fm. †Phlebolepididae Berg 1940
Or. †Thelodontiformes Kiaer 1932
+
Fm. †Apalolepidae Karatajute-Talimaa 1978
Fm. †Archipelepididae Soehn et al. 2001
G. †Boothialepis Marss 1999
Fm. †Eestilepididae Märss et al. 2002
Fm. †Lanarkiidae Obruchev 1949
Fm. †Nikoliviidae Karatajute-Talimaa 1978
Fm. †Talivaliidae Märss et al. 2002
Invalid names: Coelolepidiformes Berg 1937 [synonym], Thelodontida [synonym]
G. †Valiukia Karatajute-Talimaa and Marss 2002
+
Valiukia flabellata Marss and Karatajute-Talimaa 2002
Invalid names: Archipelepidiformes [empty]
G. †Toxichnus Hitchcock 1865
+
Toxichnus inaequalis Hitchcock 1865
G. †Zamponiopteron Janvier and Riglos 1986
+
Zamponiopteron falciformis Janvier and Riglos 1986
Zamponiopteron spinifera Janvier and Riglos 1986
Zamponiopteron triangularis Janvier and Riglos 1986
Invalid names: Acrania Haeckel [empty], Anaspidomorphi [empty], Cephalaspidomorpha [empty], Craniata Linnaeus 1758 [objective synonym], Eotetrapoda Jaekel 1911 [empty], Herpetichthyes Huxley 1880 [empty], Mannodon Ameghino 1893 [nomen vanum], Myzichthyes Huxley 1880 [empty], Ophis Goldfuss 1831 [nomen nudum], Ostracophori [empty], Petromyzontomorphi [empty], Pituriaspida Young 1991 [empty], Protetrapoda Jaekel 1911 [empty], Saurornia Seeley 1866 [empty], Thoracophis Troschel 1854 [nomen nudum], Tidaeus Ameghino 1890 [nomen vanum]
G. †Yunnanozoon Hou et al. 1991
+
Yunnanozoon lividum Hou et al. 1991
+
Invalid names: Haikouella jianshanensis Shu et al. 2003 [synonym], Haikouella lanceolata Chen et al. 1999 [synonym]
Invalid names: Haikouella Chen et al. 1999 [synonym]
Invalid names: Olfactores Jefferies 1991 [empty]
Diagnosis
No diagnoses are available