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Plastomenus thomasii

Reptilia - Testudines

Taxonomy
Trionyx thomasii was named by Cope (1871) [AMNH 6018 is the designated neotype by Joyce and Lyson 2010]. Its type specimen is AMNH 6018, a partial shell, and it is a 3D body fossil. Its type locality is Cottonwood Creek badlands (Bridger B), which is in a Bridgerian terrestrial horizon in Wyoming.

It was recombined as Plastomenus thomasi by Hay (1908); it was considered a nomen dubium by Joyce and Lyson (2010); it was recombined as Plastomenus thomasii by Cope (1873), Cope (1875), Hay (1902) and Vitek and Joyce (2015).

Synonyms
Synonymy list
YearName and author
1871Trionyx thomasii Cope p. 462
1873Plastomenus thomasii Cope
1875Plastomenus thomasii Cope p. 35
1902Plastomenus thomasii Hay
1908Plastomenus thomasi Hay p. 474 figs. Text-figs. 633-637
1908Plastomenus visendus Hay p. 476 figs. Plate 87, figs. 1, 2; text-figs, 636, 637
1908Plastomenus tantillus Hay p. 478 figs. Figs. 638, 639
2015Plastomenus thomasii Vitek and Joyce

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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
Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
suborderCryptodira
suborderTrionychia
PantrionychidaeJoyce et al. 2004
Plastomenidae()
genusPlastomenusCope 1873
speciesthomasii()

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