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Rhomaleosaurus cramptoni

Reptilia - Plesiosauria - Rhomaleosauridae

Taxonomy
Plesiosaurus cramptoni was named by Carte and Baily (1863). Its type specimen is NMING F8785, a partial skeleton, and it is a 3D body fossil. Its type locality is alum quarry, Kettleness, which is in a Toarcian offshore shale in the Whitby Mudstone Formation of the United Kingdom.

It was recombined as Thaumatosaurus cramptoni by Lydekker (1889); it was synonymized subjectively with Rhomaleosaurus zetlandicus by Cruickshank (1996); it was recombined as Rhomaleosaurus cramptoni by Seeley (1874), Seeley (1874), Watson (1909), Andrews (1922), Cruickshank (1994), O'Keefe (2001) and Smith and Dyke (2008).

Synonymy list
YearName and author
1863Plesiosaurus cramptoni Carte and Baily p. 161
1865Plesiosaurus cramptoni Seeley p. 50
1874Rhomaleosaurus cramptoni Seeley
1876Plesiosaurus cramptoni Tate and Blake pp. 246-247
1889Thaumatosaurus cramptoni Lydekker pp. 161-163
1909Rhomaleosaurus cramptoni Watson p. 2
1922Rhomaleosaurus cramptoni Andrews p. 407
1934Plesiosaurus cramptoni Swinton p. 58
1994Rhomaleosaurus cramptoni Cruickshank p. 250
2001Rhomaleosaurus cramptoni O'Keefe p. 11
2008Rhomaleosaurus cramptoni Smith and Dyke p. 976 figs. 1-3

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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
subclassEureptilia()
—Romeriida
—Diapsida()
suborderSauropterygia
orderPlesiosauriade Blainville 1835
familyRhomaleosauridaeNopcsa 1928
genusRhomaleosaurus
speciescramptoni(Carte and Baily 1863)

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.

†Rhomaleosaurus cramptoni Carte and Baily 1863
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Diagnosis
No diagnoses are available