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Cteniogenys antiquus

Reptilia - Cteniogenyidae

Taxonomy
Cteniogenys antiquus was named by Gilmore (1928). Its type specimen is USNM 6134, a mandible (partial left dentary), and it is a 3D body fossil. Its type locality is Quarry 9, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian fluvial-lacustrine mudstone/sandstone in the Morrison Formation of Wyoming. It is the type species of Cteniogenys.

Synonyms
  • Cteniogenys reedi was named by Seiffert (1975) [Listed as "Seiffert 1970" but this is a reference to an unpublished dissertation.]. Its type specimen is Gui A.33, a mandible, and it is not a trace fossil. Its type locality is Guimarota, which is in a Kimmeridgian lagoonal coal in the Alcobaça Formation of Portugal.

    It was synonymized subjectively with Cteniogenys antiquus by Estes (1983).
Synonymy list
YearName and author
1928Cteniogenys antiquus Gilmore
1930Cteniogenys antiquus Hay p. 256
1975Cteniogenys antiquus Seiffert p. 14
1975Cteniogenys reedi Seiffert p. 14 figs. 1-8
1980Cteniogenys antiquus Prothero and Estes
1983Cteniogenys antiquus Estes p. 18 fig. 4
1989Cteniogenys antiquus Evans p. 578
1998Cteniogenys antiquus Gao and Fox p. 306
2000Cteniogenys antiquus Foster and Trujillo p. 14

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
RankNameAuthor
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Eosuchia()
—Neodiapsida
—SauriaGauthier 1984
—Choristodera()
familyCteniogenyidae
genusCteniogenys
speciesantiquus

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.

†Cteniogenys antiquus Gilmore 1928
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Invalid names: Cteniogenys reedi Seiffert 1975 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Created: 2017-04-17 15:16:03
Modified: 2017-04-17 15:16:03
Source: subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988

Age range: base of the Kimmeridgian to the top of the Late/Upper Campanian or 157.30000 to 70.60000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Kimmeridgian157.3 - 152.1Portugal (Leiria) Cteniogenys reedi (24563)
Kimmeridgian - Tithonian157.3 - 145.0USA (Wyoming) Cteniogenys antiquus (type locality: 12816 39431 49636)
Kimmeridgian - Tithonian157.3 - 145.0USA (South Dakota) Cteniogenys antiquus (49631)
Tithonian152.1 - 145.0USA (Wyoming) Cteniogenys antiquus (39426 39427 55482)
Early/Lower Tithonian150.8 - 145.0USA (Wyoming) Cteniogenys antiquus (56654)
Judithian83.5 - 70.6Canada (Alberta) Cteniogenys antiquus (14463)
Late/Upper Campanian83.5 - 70.6Canada (Alberta) Cteniogenys antiquus (117921)