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Prohegetotherium sculptum

Mammalia - Notoungulata - Hegetotheriidae

Taxonomy
Prohegetotherium sculptum was named by Ameghino (1897). Its type specimen is MACN A 52-443, a maxilla, and it is a 3D body fossil. Its type locality is Deseadan of Patagonia, which is in a Deseadan terrestrial horizon in the Sarmiento Formation of Argentina. It is the type species of Prohegetotherium.

Synonyms
Synonymy list
YearName and author
1897Prohegetotherium sculptum Ameghino p. 424 fig. 10
1897Propachyrucos crassus Ameghino p. 426
1914Prohegetotherium shumwayi Loomis pp. 64-65 fig. 29
1986Prohegetotherium sculptum Marshall et al.
2005Prohegetotherium sculptum Reguero and Cerdeño
2017Prohegetotherium sculptum Kramarz and Bond
2017Prohegetotherium sculptum Seoane et al.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
RankNameAuthor
Synapsida()
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
subclassTribosphenida()
infraclassEutheria()
orderNotoungulata
suborderTypotheriaZittel 1892
familyHegetotheriidae
subfamilyHegetotheriinaeAmeghino 1894
genusProhegetotherium
speciessculptum

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
M. A. Reguero and E. Cerdeño 2005A species of Prohegetotherium larger
than P. schiaffinoi and similar in size to H. mirabile. Dentition complete and closed. Lower incisors (i2-i3) and canine not re- duced. Symphysis more robust than P. schiaffinoi and S. alti- planense, with posterior end at the level of p3. Talonid of m3 longer than in P. schiaffinoi, but shorter than in S. altiplanense