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Champsosauridae (champsosaur)

Reptilia - Champsosauridae

Synonymy list
YearName and author
1876Champsosauridae Cope
1890Champsosauridae Zittel p. 599
1893Champsosauridae Boulenger p. 209
1902Champsosauridae Hay p. 460
1930Champsosauridae Hay p. 132
1946Champsosauridae Kuhn p. 62
1964Champsosauridae Estes p. 99
1966Champsosauridae Kuhn p. 36
1970Champsosauridae Estes and Berberian p. 4
1972Champsosauridae Erickson p. 8
1985Champsosauridae Benton p. 153
1987Champsosauridae Erickson p. 237
1988Champsosauridae Carroll
1990Champsosauridae Evans
1991Champsosauridae Evans
1993Champsosauridae Cvancara and Hoganson p. 15
1998Champsosauridae Gao and Fox p. 314
2001Champsosauridae Peng et al. p. 32
2005Champsosauridae Gao and Fox p. 439
2007Champsosauridae Gao and Li p. 270

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Choristodera()
suborderNeochoristoderaEvans and Hecht 1993
familyChampsosauridaeCope 1876
familyChampsosauridaeCope 1876

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.

Fm. †Champsosauridae Cope 1876 [champsosaur]
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G. †Champsosaurichnus Lockley and Hunt 1995
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Champsosaurichnus parfeti Lockley and Hunt 1995
G. †Eotomistoma Young 1964
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: amphibiousf
Diet: piscivoref
Comments: ecology based on Champsosaurus but apparently applies to all champsosaurs diet based on elongated snout and analogy with Gavialisf
Created: 2005-09-07 17:11:52
Modified: 2005-09-07 19:11:52
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Katsura 2004, Hendy et al. 2009

Age range: base of the Valanginian to the top of the Ti3 or 139.80000 to 56.80000 Ma

Collections (26 total)


Time interval Ma Country or state Original ID and collection number
Valanginian - Early/Lower Hauterivian139.8 - 130.0China (Nei Mongol) Eotomistoma sp. (46931)
Valanginian - Albian139.8 - 100.5China (Nei Mongol) Champsosauridae indet. (46907)
Aptian125.0 - 113.0China (Nei Mongol) Champsosauridae indet. (46881)
Middle Albian - Late/Upper Albian109.0 - 99.6Mongolia (Dornogov) Champsosauridae indet. (55328)
Late/Upper Cretaceous100.5 - 66.0China (Nei Mongol) Eotomistoma multidentata (123377)
Campanian83.6 - 72.1USA (Montana) Champsosauridae indet. (22689)
Early/Lower Campanian83.5 - 70.6Austria (Niederosterreich) Champsosauridae indet. (48720)
Late/Upper Campanian83.5 - 70.6Canada (Alberta) Champsosauridae indet. (65904 187581)
Middle Campanian - Late/Upper Campanian83.5 - 70.6Canada (Alberta) Champsosauridae indet. (167986)
Late/Upper Campanian - Maastrichtian83.5 - 66.0Canada (Alberta) Champsosauridae indet. (45757 45758)
Early/Lower Maastrichtian70.6 - 66.0Canada (Alberta) Champsosauridae indet. (220119)
Lancian70.6 - 66.0USA (Montana) Champsosauridae indet. (14512 14580 14614 14615 14616)
Late/Upper Maastrichtian70.6 - 66.0USA (Wyoming) Champsosauridae indet. (22638)
Late/Upper Maastrichtian70.6 - 66.0USA (Montana) Champsosauridae indet. (189003)
Pu166.0 - 63.3USA (Montana) Champsosauridae indet. (14762)
Pu266.0 - 63.3Canada (Alberta) Champsosauridae indet. (220172)
Puercan66.0 - 63.3Canada (Saskatchewan) Champsosauridae indet. (23503)
Torrejonian63.3 - 61.7USA (Utah) Champsosauridae indet. (14830)
Ti361.7 - 56.8Canada (Alberta) Champsosauridae indet. (14928)
Late/Upper Paleocene58.7 - 55.8Canada (Alberta) Champsosauridae indet. (176516)