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Plesiadapis anceps

Mammalia - Primates - Plesiadapidae

Taxonomy
Plesiadapis anceps was named by Simpson (1936). Its type specimen is Amer. Mus. No. 33822, a partial skull (left lower jaw with incisor and M1-3, right [lower] P4 and M1, right [upper] P3-M1, left [upper] M1-2, and other fragments, all of one individual), and it is a 3D body fossil. Its type locality is Scarritt Quarry, which is in a Tiffanian terrestrial horizon in the Melville Formation of Montana.

Synonyms
  • Plesiadapis jepseni was named by Gazin (1956). Its type specimen is USNM 20760, a mandible, and it is not a trace fossil. Its type locality is Ledge, which is in a Tiffanian terrestrial horizon in Wyoming.

    It was synonymized subjectively with Plesiadapis anceps by Gingerich (1976).
Synonymy list
YearName and author
1936Plesiadapis anceps Simpson p. 19
1937Plesiadapis anceps Simpson p. 168
1956Plesiadapis jepseni Gazin p. 23
1975Plesiadapis anceps Gingerich p. 141

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
RankNameAuthor
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
EuarchontogliresMurphy et al. 2001
Euarchonta
orderPrimates
Euprimateformes
superfamilyPlesiadapoidea
familyPlesiadapidaeTrouessart 1897
genusPlesiadapisGervais 1877
speciesanceps

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.

Plesiadapis anceps Simpson 1936
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Invalid names: Plesiadapis jepseni Gazin 1956 [synonym]
Diagnosis
No diagnoses are available