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Berruchelus russelli

Reptilia - Compsemydidae

Taxonomy
Berruchelus russelli was named by Pérez-García (2012). Its type specimen is MNHN.F.BR 9110, a partial shell (Nuchal plate), and it is a 3D body fossil. Its type locality is Mont Berru, which is in a Thanetian fluvial conglomerate in the Sables de Bracheux Formation of France.

It was recombined as Compsemys russelli by Joyce and Anquetin (2019).

Synonymy list
YearName and author
2012Berruchelus russelli Pérez-García p. 546
2019Compsemys russelli Joyce and Anquetin
2020Berruchelus russelli Pérez-García

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
RankNameAuthor
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Testudinata(Oppel 1811)
—Paracryptodira
familyCompsemydidae
genusBerruchelus
speciesrusselli

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.

†Berruchelus russelli Pérez-García 2012
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Diagnosis
ReferenceDiagnosis
W. G. Joyce and J. Anquetin 2019Compsemys russelli can be diagnosed as a paracryptodire and a representative of Compsemys by the full list of shell characters listed for those clades above. Compsemys russelli can most easily be differentiated from Compsemys victa by possessing two suprapygals that lack lateral contact with peripheral X