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Cnephasaurus locustivorus

Reptilia - Squamata - Iguanidae

Taxonomy
Cnephasaurus locustivorus was named by Gao and Fox (1996). Its type specimen is UALVP 29921, an other (right maxilla), and it is a 3D body fossil. Its type locality is Verdigris Coulee (UA-MR-6), which is in a Santonian terrestrial sandstone/shale in the Milk River Formation of Canada. It is the type species of Cnephasaurus.

Synonymy list
YearName and author
1996Cnephasaurus locustivorus Gao and Fox p. 13

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
RankNameAuthor
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Lepidosauromorpha(Benton 1983)
superorderLepidosauria()
orderSquamata
IguanomorphaSukhanov 1961
Pleurodonta(Cope 1864)
familyIguanidaeOppel 1811
genusCnephasaurus
specieslocustivorus

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.

Diagnosis
ReferenceDiagnosis
K. -Q. Gao and R. C. Fox 1996An early Campanian small iguanian, closely resembling extant Crotaphytus Holbrook, 1843 in having a highly heterodont dentition, but differing from the latter as follows: premaxillary process much shorter; nasal process unretracted; palatal process on supradental shelf lacking; posterior interior alveolar foramen retaining position close to posterior end of tooth row