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Brachycrus altiramus

Mammalia - Artiodactyla - Merycoidodontidae

Discussion

both specimens, therefore, are listed below as part of the holotype

Taxonomy
Merycochoerus altiramus was named by Douglass (1901). Its type specimen is CMNH 759 and AMNH 9746, a mandible ( right ramus with /C-M3), and it is a 3D body fossil.

It was recombined as Pronomotherium altiramus by Douglass (1907), Matthew (1909), Thorpe (1924), Thorpe (1925) and Thorpe (1937); it was recombined as Pronomotherium altiramum by Douglass (1907); it was recombined as Brachycrus altiramus by Schultz and Falkenbach (1940); it was synonymized subjectively with Brachycrus laticeps by Kelly and Lander (1988), Lander (1998) and Tabrum and Nichols (2001).

Synonymy list
YearName and author
1901Merycochoerus altiramus Douglass p. 73 fig. 1
1907Pronomotherium altiramum Douglass
1907Pronomotherium altiramus Douglass p. 97
1909Pronomotherium altiramus Matthew
1924Pronomotherium altiramus Thorpe
1925Pronomotherium altiramus Thorpe
1937Pronomotherium altiramus Thorpe
1940Brachycrus altiramus Schultz and Falkenbach p. 228

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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
orderArtiodactyla()
suborderTylopoda()
superfamilyOreodontoidea
familyMerycoidodontidaeThorpe 1923
subfamilyBrachycrurinae
genusBrachycrus()
speciesaltiramus()

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