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Euantiarcha

Placodermi

Taxonomy
Euantiarcha was named by Janvier and Pan (1982). It is not extant.

It was reranked as the infraorder Euantiarcha by Nelson et al. (2016).

It was assigned to Arthrodira by Lukševičs (2001); and to Yunnanolepidoidei by Nelson et al. (2016).

Synonymy list
YearName and author
1982Euantiarcha Janvier and Pan
2001Euantiarcha Lukševičs
2016Euantiarcha Nelson et al. p. 38

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
RankNameAuthor
superclassGnathostomata
classPlacodermiM'Coy 1848
—Antiarchi(Cope 1885)
suborderYunnanolepidoidei
infraorderEuantiarcha(Janvier and Pan 1982)
infraorderEuantiarcha(Janvier and Pan 1982)

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.

Infraor. †Euantiarcha Janvier and Pan 1982
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Subor. †Asterolepidoidei Miles 1968
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G. †Asperaspis Malinovskaya 1973
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†Asperaspis carinata Malinovskaya 1973
G. †Colombialepis Olive et al. 2019
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†Colombialepis villarroeli Olive et al. 2019
G. †Hunanolepis Wang 1991
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†Hunanolepis tieni Wang 1991
G. †Merimbulaspis Young 2010
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G. †Nawagiaspis Young 1990
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†Nawagiaspis wadeae Young 1990
Fm. †Pterichthyodidae Stensiӧ 1948
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G. †Byssacanthus Agassiz 1845
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†Byssacanthus arcuatus Agassiz 1837
†Byssacanthus crenulatus Agassiz 1845
†Byssacanthus dilatatus Eichwald 1844
†Byssacanthus gosseleti Barrois 1875
G. †Cornaspis Whitley 1940
G. †Gerdalepis Gross 1941
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†Gerdalepis dohmi Gross 1931
†Gerdalepis jesseni Friman 1982
†Gerdalepis rhenana Hoffman 1916
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Invalid names: Pterichthys rhenanus Beyrich 1855 [replaced]
G. †Grossaspis White and Moy-Thomas 1940
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†Grossaspis carinata Schluter 1887
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Invalid names: Ceraspis carinata Schluter 1887 [replaced]
Invalid names: Ceraspis Schlüter 1887 [replaced]
G. †Pterichthyodes Bleeker 1859
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†Pterichthyodes milleri Agassiz 1841
†Pterichthyodes productus Agassiz 1844
G. †Pterichthys Agassiz 1843
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†Pterichthys dohmi Gross 1931
†Pterichthys oblongus Agassiz 1844
†Pterichthys productus Agassiz 1844
†Pterichthys testudinarius Agassiz 1844
G. †Sherbonaspis Young and Gorter 1981
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†Sherbonaspis andreannae Panteleyev 1993
†Sherbonaspis hillsi Young and Gorter 1981
†Sherbonaspis talimaae Plax and Luksevics 2023
G. †Wurungulepis Young 1990
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†Wurungulepis denisoni Young 1990
G. †Venezuelepis Young and Moody 2002
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†Venezuelepis antarctica Young and Moody 2002
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Invalid names: Pambulaspis antarctica Young 1988 [replaced]
†Venezuelepis mingui Young and Moody 2002
Subor. †Bothriolepidoidei Cope 1886
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G. †Tenizolepis Malinovskaya 1977
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†Tenizolepis asiatica Malinovskaya 1977
†Tenizolepis rara Malinovskaya 1977
Invalid names: Sinolepidida [empty]
G. †Luquanolepis Zhang and Young 1992
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†Luquanolepis pileos Zhang and Young 1992
Invalid names: Gerdalepididae [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Created: 2004-08-17 14:32:58
Modified: 2004-08-17 16:32:58
Source: c = class, subp = subphylum
References: Carroll 1988, Kiessling 2004

Age range: base of the Early/Lower Emsian to the top of the Early/Lower Frasnian or 410.62000 to 379.00000 Ma

Collections (43 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Devonian419.62 - 393.47Belarus (Vitebsk) Sherbonaspis talimaae (232499)
Early/Lower Emsian410.62 - 399.5Germany Grossaspis carinata (230899)
Emsian410.62 - 393.47Australia (New South Wales) Sherbonaspis hillsi (233190)
Emsian410.62 - 393.47China Luquanolepis pileos (238498)
Late/Upper Emsian - Early/Lower Eifelian399.5 - 390.5Australia (Queensland) Wurungulepis denisoni (238600)
Eifelian393.47 - 387.95United Kingdom Pterichthyodes milleri (238085 238087)
Eifelian393.47 - 387.95Belarus (Vitebsk) Byssacanthus dilatatus (232958)
Eifelian393.47 - 387.95Belarus Byssacanthus sp. (225881 225882)
Eifelian393.47 - 387.95Germany (Eifel) Gerdalepis dohmi (222843)
Eifelian393.47 - 387.95Latvia Byssacanthus dilatatus (225795 225796 225797)
Eifelian393.47 - 387.95Estonia Byssacanthus dilatatus (225791 225792 225793 225794)
Eifelian393.47 - 387.95United Kingdom (Scotland) Pterichthyodes milleri (226058 226059 226060 226061)
Middle Devonian393.47 - 382.31Germany Gerdalepis rhenana (239426)
Early/Lower Givetian387.95 - 385.9Latvia Byssacanthus dilatatus (225802 225850)
Early/Lower Givetian387.95 - 385.9Estonia Byssacanthus dilatatus (225803 225804)
Early/Lower Givetian387.95 - 385.9Germany Gerdalepis jesseni (23180)
Early/Lower Givetian387.95 - 385.9China (Guangxi) Hunanolepis tieni (238314)
Early/Lower Givetian - Middle Givetian387.95 - 383.4Australia (New South Wales) Merimbulaspis meemannae (238202)
Givetian387.95 - 382.31Antarctica Pambulaspis antarctica (207098)
Givetian387.95 - 382.31United Kingdom Pterichthyodes sp. (238518)
Givetian387.95 - 382.31Kazakhstan Asperaspis carinata (238973) Sherbonaspis andreannae (238874) Tenizolepis asiatica (239015) Tenizolepis rara, Tenizolepis asiatica (239014)
Givetian387.95 - 382.31Australia (Queensland) Nawagiaspis wadeae (238599)
Givetian387.95 - 382.31Belarus (Gormel) Byssacanthus sp. (242242)
Givetian - Frasnian387.95 - 372.15China (Hunan) Hunanolepis tieni (233242)
Late/Upper Givetian383.4 - 382.31Estonia Byssacanthus sp. (225778)
Late/Upper Givetian - Early/Lower Frasnian383.4 - 379.0Venezuela Venezuelepis mingui, Venezuelepis antarctica (239502)
Late/Upper Devonian382.31 - 358.86Colombia (Boyacá) Colombialepis villarroeli (211928)
Late/Upper Devonian382.31 - 358.86Colombia (Boyaca) Colombialepis villarroeli (211929)