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Emarginachelys cretacea

Reptilia - Testudines

Taxonomy
Emarginachelys cretacea was named by Whetstone (1978). Its type specimen is KUVP 23488, a partial skeleton (carapace; plastron; skull lacking lower jaw; right stapes, posterior horn of hyoid; right forelimb and girdle lacking phalanges of digits IV and V; left forelim), and it is a 3D body fossil. Its type locality is Emarginachelys cretacea type locality, which is in a Maastrichtian terrestrial sandstone in the Hell Creek Formation of Montana. It is the type species of Emarginachelys.

It was recombined as Emarginochelys cretacea by Whetstone (1978), Bryant (1989) and Holroyd and Hutchison (2002).

Synonymy list
YearName and author
1978Emarginochelys cretacea Whetstone
1978Emarginachelys cretacea Whetstone p. 544 figs. 5-19
1989Emarginochelys cretacea Bryant p. 37
2002Emarginochelys cretacea Holroyd and Hutchison p. 181
2008Emarginachelys cretacea Danilov and Parham
2011Emarginachelys cretacea Knauss et al.
2016Emarginachelys cretacea Joyce and Bourque

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
RankNameAuthor
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
suborderCryptodira
Chelydroidea()
PankinosternoideaJoyce et al. 2004
genusEmarginachelys
speciescretacea

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. N. Whetstone 1978As for genus [Emarginachelys]