PBDB Taxon

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Elonichthyiformes

Taxonomy

Elonichthyiformes was named by Kazantseva-Selezneva (1977).

It was synonymized subjectively with Palaeonisciformes by Nelson (2006).

It was assigned to Actinopterygii by Prokofiev (2005); to Palaeonisci by Minikh and Minikh (2009); and to Actinopterygii by Bakaev et al. (2020).

Subtaxa

Acrolepidae, Acrolepididae, Eigiliidae, Elonichthyidae, Gonatodidae, Samarichthys, Varialepididae

Synonymy list

Year	Name and author
1977	Elonichthyiformes Kazantseva-Selezneva
2005	Elonichthyiformes Prokofiev p. 79
2009	Elonichthyiformes Minikh and Minikh p. 144
2020	Elonichthyiformes Bakaev et al. p. 309

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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	()
order	Elonichthyiformes	Kazantseva-Selezneva 1977
order	Elonichthyiformes	Kazantseva-Selezneva 1977

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.

Or. †Elonichthyiformes Kazantseva-Selezneva 1977

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Fm. †Acrolepidae Aldinger 1937

G. †Acropholis Aldinger 1937

†Acropholis kamensis Esin 1995

†Acropholis silantievi Esin and Mashin 1996

†Acropholis stensioei Aldinger 1937

G. †Challaia

†Challaia magna Rusconi 1949

G. †Gondwanichthys Beltan 1977

†Gondwanichthys maximus Beltan 1977

G. †Kasanilepis Minich 1996

†Kasanilepis chupaevensis Minikh 1996

G. †Mesonichthys Gardiner 1963

†Mesonichthys aitkeni Traquair 1886

†Mesonichthys antipodeus Beltan 1978

G. †Namaichthys Gürich 1923

†Namaichthys digitata Woodward 1891

†Namaichthys molyneuxi Woodward 1903

†Namaichthys schroederi Gürich 1923

†Namaichthys sculpta Egerton 1856

G. †Palaeostrugia Esin 1995

†Palaeostrugia rhombifera Eichwald 1860

G. †Plegmolepis Aldinger 1937

†Plegmolepis groenlandica Aldinger 1937

†Plegmolepis kochi Aldinger 1937

G. †Progyrolepis Fritsch 1893

†Progyrolepis heyleri Poplin 1999

†Progyrolepis speciosus Frič 1875

†Progyrolepis tricessimalaris Dunkle 1946

G. †Reticulolepis Aldinger 1937

†Reticulolepis exsculpta Kurtze 1839

G. †Tholonotus Dunkle and Schaeffer 1956

†Tholonotus braziliensis Dunkle and Schaeffer 1956

G. †Watsonichthys Aldinger 1937

†Watsonichthys lotzi Gürich 1923

†Watsonichthys pectinatus Traquair 1877

†Watsonichthys sphaerosideritarum Fritsch 1895

Invalid names: Challaia cacheutensis Rusconi 1950 [nomen dubium], Challaia multidentata Rusconi 1949 [nomen dubium], Challaia striata Rusconi 1946 [nomen dubium]

Fm. †Acrolepididae Aldinger 1937

G. †Acrolepis Agassiz 1833

†Acrolepis barbarus Minikh 2006

†Acrolepis chuvashovi Yankevich 2001

†Acrolepis frequens Yankevich and Minikh 1998

†Acrolepis gigas Frič 1877

†Acrolepis hamiltoni Johnston and Morton 1890

†Acrolepis hopkinsi M'Coy 1848

Invalid names: Acrolepis rankinei Traquair 1877 [synonym]

†Acrolepis hortonensis Dawson 1868

†Acrolepis hussakofi Hay 1929

†Acrolepis laetus Lambe 1916

†Acrolepis languescens Yankevich and Minikh 1998

†Acrolepis macroderma Eichwald 1860

†Acrolepis minichi Yankevich 2001

†Acrolepis ortholepis Traquair 1884

†Acrolepis reticulata Eichwald 1860

†Acrolepis sedgwickii Agassiz 1833

Invalid names: Acrolepis dunkeri Kurtze 1839 [synonym], Gyrolepis asper Agassiz 1833 [synonym]

†Acrolepis semigranulosa Traquair 1890

†Acrolepis tasmanicus Johnston and Morton 1891

†Acrolepis wilsoni Traquair 1888

G. †Kazanichthys Esin 1995

†Kazanichthys curiosus Yankevich 1998

†Kazanichthys golyushermensis Esin 1995

Invalid names: Kazanichthys viatkensis Esin 1996 [synonym]

†Kazanichthys peculiaris Yankevich 1998

†Kazanichthys uralensis Minikh 2009

Invalid names: Kazanichthys petschorensis Esin 1996 [nomen nudum]

Fm. †Eigiliidae Kazan'tseva 1981

G. †Carbonilepis Beltan 1977

†Carbonilepis uruguayensis Beltan 1977

G. †Eigilia Kazantzeva-Selezneva 1977

†Eigilia nielseni Kazantseva-Selezneva 1977

G. †Sludalepis Minikh 2001

†Sludalepis spinosa Minikh 2001

G. †Strelnia Minich

†Strelnia certa Minich 1995

Fm. †Elonichthyidae Aldinger 1937

G. †Alilepis Yankevich 1998

†Alilepis elegans Yankevich 1998

†Alilepis esini Minikh 2006

†Alilepis kolguevensis Minikh 2006

†Alilepis secunda Minich 2006

†Alilepis texasensis Ivanov et al. 2021

G. †Elonichthys Giebel 1848

†Elonichthys addamsi Broom 1913

†Elonichthys armatus Woodward 1908

†Elonichthys binneyi Traquair 1888

†Elonichthys brownii Jackson 1851

†Elonichthys contortus Esin 1995

†Elonichthys davidi Woodward 1940

†Elonichthys denticulatus Traquair 1906

†Elonichthys disjunctus Eastman 1903

†Elonichthys egertoni Egerton 1850

†Elonichthys elegans Emmons 1860

†Elonichthys ellsi Lambe 1909

†Elonichthys fritschi Friedrich 1878

Invalid names: Amblypterus elongatus Langenhan 1905 [synonym], Amblypterus gracilis Langenhan 1905 [synonym], Amblypterus regelii Langenhan 1905 [synonym], Pygopterus antiquus Langenhan 1905 [synonym]

†Elonichthys germari Giebel 1848

†Elonichthys gondwanus Richter et al. 1985

†Elonichthys hypsilepis Hay 1900

†Elonichthys insolitus Yankevich and Minikh 1998

†Elonichthys krejcii Fritsch 1895

†Elonichthys macropercularis Beltan 1977

†Elonichthys multistriatus Traquair 1881

†Elonichthys natalis Yankevich and Minikh 1998

†Elonichthys oblongus Traquair 1877

†Elonichthys ortholepis Traquair 1884

†Elonichthys peltigerus Newberry 1856

†Elonichthys perpennatus Eastman 1902

†Elonichthys portlocki Egerton 1850

†Elonichthys pulcherrimus Traquair 1881

†Elonichthys punctatus Aldinger 1937

†Elonichthys remotus Schultze and Bardack 1987

†Elonichthys robisoni Hibbert 1835

Invalid names: Amblypterus nemopterus Agassiz 1835 [synonym], Elonichthys bucklandi Agassiz 1835 [synonym], Elonichthys dunsii Traquair 1880 [synonym], Elonichthys intermedius Traquair 1877 [synonym], Elonichthys ovatus Traquair 1877 [synonym], Elonichthys striolatus Agassiz 1835 [synonym], Elonichthys tenuiserratus Traquair 1880 [synonym]

†Elonichthys semilineatus Woodward 1908

†Elonichthys semistriatus Traquair 1877

†Elonichthys serratus Traquair 1881

†Elonichthys striatulus Traquair 1904

†Elonichthys sweeti Woodward 1906

†Elonichthys whaitsi Broom 1913

†Elonichthys wolffi Schultze and Bardack 1987

Invalid names: Elonichthys caudalis Traquair 1877 [nomen dubium]

G. †Santosichthys Malabarba 1988

†Santosichthys mafrensis Malabarba 1988

Invalid names: Acrolepis addamsi Broom 1913 [nomen dubium]

Fm. †Gonatodidae Gardiner 1967