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Cryptoclidia

Reptilia - Sauropterygia

Synonyms
Synonymy list
YearName and author
1925Cryptocleidoidea Williston
2001Cryptocleidoidea O'Keefe p. 19 fig. 20
2010Cryptoclidia Ketchum and Benson pp. 15, 21 & table 4
2011Cryptoclidia Ketchum and Benson p. 126
2011Cryptoclidia O'Keefe et al.
2012Cryptocleidoidea Otero et al.
2014Cryptoclidia Benson and Druckenmiller figs. 2-3

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
RankNameAuthor
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
orderSauropterygia
Pistosauria(Baur 1890)
Plesiosauria(de Blainville 1835)
superfamilyPlesiosauroideaWelles 1943
Cryptoclidia
Cryptoclidia

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
F. R. O'Keefe 2001 (Cryptocleidoidea)"Fin aspect ratio low; anterior interpterygoid vacuity wide with rounded ends; anterior parasphenoid short and blunt; coronoid exposed on lateral mandible surface; groove formed by prearticular/socket in angular; atlas centrum exposed on lateral surface between intercentrum and neural arch; anterior neural flange on cervical neural spines."