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Xenochelys formosa

Reptilia - Testudines - Kinosternoidea

Taxonomy
Xenochelys formosa was named by Hay (1906) [catalog number of type not given by Hay, but given by Hutchison 1991]. Its type specimen is AMNH 1097, a shell (nearly complete shell), and it is a 3D body fossil. Its type locality is Quinn Draw (Lower Titanotherium Beds), which is in a Chadronian terrestrial horizon in the Chadron Formation of South Dakota. It is the type species of Xenochelys.

Synonymy list
YearName and author
1906Xenochelys formosa Hay p. 29
1908Xenochelys formosa Hay p. 282 figs. 355-356
1930Xenochelys formosa Hay p. 92
1991Xenochelys formosa Hutchison p. 155
1996Xenochelys formosa Hutchison p. 338
2013Xenochelys formosa Bourque
2016Xenochelys formosa Joyce and Bourque

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
suborderCryptodira
superfamilyTrionychoideaFitzinger 1826
familyKinosternoidea()
familyKinosternidae()
genusXenochelys
speciesformosa

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.

†Xenochelys formosa Hay 1906
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Diagnosis
No diagnoses are available