PBDB Taxon

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Chondrostei

Taxonomy

Chondrostei was named by Müller (1844). It is extant.

It was reranked as the suborder Chondrostei by Gadow (1898); it was reranked as the order Chondrostei by Hay (1902), Heintz (1934) and Jordan (1963); it was reranked as the subclass Chondrostei by Jaekel (1911), Nelson (2006), Long (2011), Fierstine et al. (2012) and Betancur et al. (2013); it was reranked as the superorder Chondrostei by Dunkle (1946); it was reranked as the unranked clade Chondrostei by Grande et al. (2002), Grande and Hilton (2006) and Carnevale and Godfrey (2018).

It was assigned to Actinopterygii by Gadow (1898); to Actinopteri by Hay (1902); to Hypostomata by Jaekel (1911); to Ganoidei by Jordan (1963); to Actinopteri by Grande et al. (2002); to Actinopteri by Grande and Hilton (2006); to Actinopterygii by Heintz (1934), Dunkle (1946), Applegate (1970), Daly (1973), Thurmond and Jones (1981), Nelson (2006), Long (2011) and Fierstine et al. (2012); to Actinopteri by Betancur et al. (2013); and to Actinopterygii by Nelson et al. (2016), Carnevale and Godfrey (2018), Ebersole et al. (2019), Hilton and Grande (2022) and Murray et al. (2023).

Subtaxa

Acipenseriformes, Asterodontidae, Cheirolepiformes, Chondrosteiformes, Dictyopygidae (syn. Catopteridae), Diphyodontidae, Guidayichthyiformes, Luganoiiformes, Neochallaia, Phanerorhynchiformes, Pholidopleuriformes, Polyodonti, Ptycholepiformes, Saurichthyiformes, Sturii

Synonymy list

Year	Name and author
1844	Chondrostei Müller
1898	Chondrostei Gadow p. 8
1902	Chondrostei Hay p. 365
1911	Chondrostei Jaekel p. 49
1934	Chondrostei Heintz p. S187
1946	Chondrostei Dunkle p. 402
1963	Chondrostei Jordan p. 611
1970	Chondrostei Applegate p. 398
1973	Chondrostei Daly p. 564
1981	Chondrostei Thurmond and Jones p. 80
2002	Chondrostei Grande et al.
2006	Chondrostei Grande and Hilton p. 5
2006	Chondrostei Nelson
2011	Chondrostei Long p. 242
2012	Chondrostei Fierstine et al. p. 11
2013	Chondrostei Betancur et al.
2016	Chondrostei Nelson et al. p. 118
2018	Chondrostei Carnevale and Godfrey p. 163
2019	Chondrostei Ebersole et al. p. 150
2022	Chondrostei Hilton and Grande
2023	Chondrostei Murray et al. p. 3

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata

Rank	Name	Author
superclass	Gnathostomata
—	Osteichthyes	()
—	Actinopterygii	()
infraclass	Chondrostei	Müller 1844
infraclass	Chondrostei	Müller 1844

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.

Infracl. Chondrostei Müller 1844

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Or. Acipenseriformes Berg 1940

Fm. Acipenseridae Bonaparte 1831

G. Acipenser Linnaeus 1758 [sturgeon]

†Acipenser albertensis Lambe 1902

†Acipenser amnisinferos Hilton and Grande 2022

Acipenser brevirostrum Leseuer 1818 [shortnose sturgeon]

†Acipenser eruciferus Cope 1876

Invalid names: Ceratodus hieroglyphus Cope 1876 [synonym]

Acipenser fulvescens Rafinesque 1817 [lake sturgeon]

†Acipenser gigantissimus Nessov 1997

Acipenser medirostris Ayres 1854

†Acipenser molassicus Probst 1882

†Acipenser ornatus Leidy 1873

†Acipenser oxyrhynchus Mitchell 1814

†Acipenser praeparatorum Hilton and Grande 2022

†Acipenser toliapicus Agassiz 1844

†Acipenser tuberculosus Probst 1882

Invalid names: Acipenses Linck 1790 [synonym]

Subfm. Acipenserinae Bonaparte 1838

Invalid names: Acipenserini [empty]

G. †Boreiosturion Murray et al. 2023

†Boreiosturion labyrinthicus Murray et al. 2023

Subfm. Husinae

G. Huso Brandt and Ratzeburg 1833 [beluga]

Huso huso Linnaeus 1758

Subfm. †Priscosturioninae Grande and Hilton 2009

G. †Priscosturion Grande and Hilton 2009

†Priscosturion longipinnis Grande and Hilton 2006

G. †Propenser Applegate 1970

†Propenser hewletti Applegate 1970

Subfm. †Psammorhynchinae Grande and Hilton 2006

G. †Psammorhynchus Grande and Hilton 2006

Subfm. Scaphirhynchinae Bonaparte 1846

G. †Protoscaphirhynchus Wilimovsky 1956

†Protoscaphirhynchus squamosus Wilimovsky 1956

G. Pseudoscaphirhynchus Nikolskii 1900

Pseudoscaphirhynchus kaufmanni Boghdanov 1874

G. Scaphirhynchus Heckel 1836

Scaphirhynchus platyorhynchus Rafinesque 1820

Invalid names: Propenserinae Applegate 1970 [empty], Pseudoscaphirhynchinae [empty]

Unr. Acipenseristomi Grande and Bemis 1996

Subor. Acipenseroidei

Invalid names: Accipenseridae [empty]

Invalid names: Peipiaosteoidei Grande and Bemis 1996 [empty]

Subor. †Chondrosteoidei Grande and Bemis 1991

Fm. †Chondrosteidae Egerton 1858

G. †Chondrosteus Agassiz 1843

†Chondrosteus acipenseroides Egerton 1858

Invalid names: Chondrosteus crassior Egerton 1858 [synonym]

†Chondrosteus pachyurus Egerton 1858

G. †Gyrosteus Agassiz 1843

†Gyrosteus mirabilis Agassiz 1843

Invalid names: Sepia incomposita Simpson 1855 [synonym]

G. †Strongylosteus Jaeckel 1931

G. †Eochondrosteus Lu et al. 2005

†Eochondrosteus sinensis Lu et al. 2005

Fm. †Errolichthyidae Lehman 1952

G. †Errolichthys Lehman 1952

†Errolichthys mirabilis Lehman 1952

Fm. Polyodontidae Bonaparte 1838 [paddlefish]

G. †Hesperopsephurus Nessov 1997

†Hesperopsephurus kyatensis Nessov 1997

G. †Pholidurus Woodward 1885

†Pholidurus disjectus Woodward 1889

Subfm. †Protopsephurinae Grande and Bemis 1996

Unr. Polyodonti Jaekel 1911

Subfm. †Paleopsephurinae

Subfm. Polyodontinae

G. †Protopsephurus Lu 1994

†Protopsephurus liui Lu 1994

G. †Psephuroides Nessov 1997

†Psephuroides kazakhorum Nessov 1997

Invalid names: Acipenseriodei Nelson 2016 [empty], Saurichthidae Mishra et al. 1990 [empty]

Fm. Dictyopygidae

Invalid names: Catopteridae Woodward 1890 [synonym]

Or. †Luganoiiformes Lehman 1958

Fm. †Luganoiidae Brough 1939

G. †Besania Brough 1939

†Besania micrognathus Brough 1939

†Besania schaufelbergeri Herzog and Bürgin 2005

G. †Guizhoubrachysomus Liu 2004

†Guizhoubrachysomus minor Liu 2003

Invalid names: Brachysomus Liu 2003 [replaced]

G. †Luganoia Brough 1939

†Luganoia fortuna Xu 2020

†Luganoia lepidosteoides Brough 1939

Invalid names: Luganoia intermedia Brough 1939 [synonym], Luganoia macrodentata Brough 1939 [synonym]

G. †Neochallaia Rusconi 1949

†Neochallaia tellechai Rusconi 1948

†Neochallaia tellecheai Rusconi 1948

Invalid names: Challaia minor Rusconi 1948 [synonym]

Or. †Pholidopleuriformes

G. †Gracilignathichthys Bürgin 1992

†Gracilignathichthys microlepis Bürgin 1992

Fm. †Pholidopleuridae Nielsen 1949

G. †Arctosomus Berg 1941

†Arctosomus sibiricus Berg 1941

G. †Australosomus Pivetau 1930

†Australosomus altisquamosus Beltan 1980

†Australosomus kochi Stensiö 1932

Invalid names: Australosomus simplex Nielsen 1949 [synonym]

†Australosomus longirostris Beltan 1968

†Australosomus merlei Piveteau 1930

†Australosomus pholidopleuroides Nielsen 1949

G. †Pholidopleurus Bronn 1858

†Pholidopleurus kochi Stensiö 1932

†Pholidopleurus ticinensis Bürgin 1992

†Pholidopleurus typus Bronn 1858

Or. †Ptycholepiformes

G. †Chungkingichthys Su 1974

Fm. †Ptycholepididae Brough 1939

G. †Acrorhabdus Stensiö 1921

†Acrorhabdus asplundi Stensiö 1921

†Acrorhabdus bertili Stensiö 1921

†Acrorhabdus latistriatus Stensiö 1921

G. †Ardoreosomus Romano et al. 2019

†Ardoreosomus occidentalis Romano et al. 2019

G. †Boreosomus Stensiö 1921

†Boreosomus arcticus Woodward 1912

†Boreosomus gillioti Priem 1924

†Boreosomus merlei Beltan 1957

†Boreosomus piveteaui Nielsen 1942

†Boreosomus reuterskioldi Stensiö 1921

†Boreosomus scaber Stensiö 1921

G. †Ptycholepis Agassiz 1832

†Ptycholepis avus Kner 1866

†Ptycholepis barboi Bassani 1886

†Ptycholepis barrati Sauvage 1875

†Ptycholepis bollensis Agassiz 1832

†Ptycholepis curtus Egerton 1854

†Ptycholepis gracilis Davis 1884

†Ptycholepis magnus Bürgin 1992

†Ptycholepis marshii Newberry 1878

†Ptycholepis minor Egerton 1852

†Ptycholepis monilifer Woodward 1895

†Ptycholepis priscus Bürgin 1992

†Ptycholepis schaefferi Bürgin 1992

†Ptycholepis tenuisquamata Kner 1867

†Ptycholepis viai Beltan 1972

G. †Yuchoulepis Su 1993

†Yuchoulepis gansuensis Su 1993

Or. †Saurichthyiformes

Fm. †Saurichthyidae Stensiö 1925

G. †Brevisaurichthys Beltan 1972

†Brevisaurichthys osseus Beltan 1972

G. †Saurichthys Agassiz 1834

Subg. †Saurichthys (Costasaurichthys) Tintori 2013

†Saurichthys (Costasaurichthys) costasquamosus Rieppel 1985

†Saurichthys (Costasaurichthys) paucitrichus Rieppel 1992

Subg. †Saurichthys (Eosaurichthys) Liu and Wei 1988

†Saurichthys (Eosaurichthys) chaoi Liu and Wei 1988

†Saurichthys (Eosaurichthys) madagascariensis Piveteau 1945

Subg. †Saurichthys (Lepidosaurichthys) Tintori 2013

†Saurichthys (Lepidosaurichthys) dayi Raymond 1925

†Saurichthys (Lepidosaurichthys) elongatus Stensiö 1925

†Saurichthys (Lepidosaurichthys) ornatus Stensiö 1925

†Saurichthys (Lepidosaurichthys) toxolepis Mutter et al. 2008

Subg. †Saurichthys (Sinosaurichthys) Wu et al. 2011

†Saurichthys (Sinosaurichthys) longipectoralis Wu et al. 2011

†Sinosaurichthys longimedialis Wu et al. 2011

†Sinosaurichthys minuta Wu et al. 2011

†Saurichthys aculeatus Henry 1876

†Saurichthys apicalis Agassiz 1834

†Saurichthys breviabdominalis Maxwell 2015

†Saurichthys calcaratus Griffith 1977

†Saurichthys curionii Bellotti 1857

†Saurichthys daubreei Firtion 1934

†Saurichthys dawaziensis Wu et al. 2009

†Saurichthys deperditus Costa 1862

Invalid names: Saurichthys krambergeri Schlosser 1918 [synonym]

†Saurichthys dongusensis Minikh 1992

†Saurichthys eximius Minikh 1982

†Saurichthys gigas Woodward 1890

†Saurichthys gracilis Woodward 1890

Invalid names: Belonorhynchus gracilis Woodward 1890 [synonym]

†Saurichthys grignae Tintori 2013

†Saurichthys gypsophilus Reis 1892

†Saurichthys hamiltoni Stensiö 1925

†Saurichthys huanshenensis Chou and Liu 1957

†Saurichthys indicus Koninck 1863

†Saurichthys irregularis Oertle 1928

†Saurichthys latifrons Frech 1903

†Saurichthys lepidosteoides Frech 1903

†Saurichthys longidens Agassiz 1843

†Saurichthys macrocephalus Deecke 1889

Invalid names: Belonorhynchus robustus Bassani 1886 [synonym]

†Saurichthys majiashanensis Tintori et al. 2014

†Saurichthys nepalensis Beltan and Janvier 1978

†Saurichthys obrutchevi Minikh 1982

†Saurichthys orientalis Sytchevskaya 1999

†Saurichthys parvidens Woodward 1890

†Saurichthys piveteaui Beltan 1968

†Saurichthys proximus Minikh 1982

†Saurichthys sceltrichensis Renesto et al. 2021

†Saurichthys seefeldensis Beltan and Tintori 1980

†Saurichthys semicostatus Münster 1839

†Saurichthys spinosa Wu et al. 2018

†Saurichthys stensioi Lehman 1952

†Saurichthys striatulus Henry 1876

†Saurichthys striolatus Bronn 1858

Invalid names: Belonorhynchus striolatus Bronn 1858 [synonym]

†Saurichthys subulatus Henry 1876

†Saurichthys tenuirostris Münster 1839

†Saurichthys tertius Minikh 1982

†Saurichthys ultimus Minikh 1992

†Saurichthys vjuschkovi Minikh 1983

†Saurichthys wimani Woodward 1912

†Saurichthys yangjuanensis Wu et al. 2015

†Saurichthys yunnanensis Zhang et al. 2010

Invalid names: Ichthyorhynchus Bellotti 1857 [synonym]

G. †Saurorhynchus Reis 1892

†Saurorhynchus acutus Agassiz 1843

†Saurorhynchus anningae Maxwell and Stumpf 2017

†Saurorhynchus brevirostris Woodward 1895

†Saurorhynchus hauffi Maxwell and Stumpf 2017

Invalid names: Acidorhynchus Stensio 1925 [synonym]

G. †Systolichthys Beltan 1972

†Systolichthys catalaunicus Beltan 1972

Invalid names: Belonorhynchidae Woodward 1888 [synonym]

Fm. †Yelangichthyidae Wu et al. 2013

G. †Yelangichthys Wu et al. 2013

†Yelangichthys macrocephalus Wu et al. 2013

Invalid names: Asterodontidae [empty], Cheirolepiformes [empty], Chondrosteiformes [empty], Diphyodontidae [empty], Guidayichthyiformes Lund 2000 [empty], Phanerorhynchiformes [empty], Polyodonti Jaekel 1911 [empty], Sturii Jaekel 1911 [empty]

Diagnosis

No diagnoses are available