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Thaumatosaurus

Reptilia - Sauropterygia - Plesiosauridae

Taxonomy
Thaumatosaurus was named by Meyer (1841) [Sepkoski's age data: J l J m].

It was reranked as Plesiosaurus (Thaumatosaurus) by Fraas (1910).

It was assigned to Saurii by Meyer (1845); to Plesiosauridae by Lydekker (1889); to Plesiosaurus by Fraas (1910); to Brancasauridae by White (1940); and to Plesiosauria by Sepkoski (2002).

Synonymy list
YearName and author
1841Thaumatosaurus Meyer
1845Thaumantosaurus Meyer p. 282
1889Thaumatosaurus Lydekker p. 158
1910Plesiosaurus (Thaumatosaurus) Fraas p. 123
1940Thaumatosaurus White p. 461
2002Thaumatosaurus Sepkoski, Jr.

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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
familyPlesiosauridaeGray 1825
genusThaumatosaurusMeyer 1841

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
No diagnoses are available