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Desmatochoerus hesperus

Mammalia - Artiodactyla - Merycoidodontidae

Taxonomy
Promerycochoerus hesperus was named by Stock (1930). Its type specimen is UCMP 27003, a mandible (Partial mandible with p1-m3 (p3, p4 and m1-2 br.)), and it is a 3D body fossil. Its type locality is South Mountain (UCMP 7305), which is in an Arikareean terrestrial horizon in the Sespe Formation of California.

It was recombined as Mesoreodon hesperus by Schultz and Falkenbach (1949) and Mason and Swisher (1989); it was synonymized subjectively with Mesoreodon major by Lander (1983); it was recombined as Desmatochoerus hesperus by Stevens and Stevens (1996); it was synonymized subjectively with Eporeodon latidens by Lander (1998).

Synonymy list
YearName and author
1930Promerycochoerus hesperus Stock
1949Mesoreodon hesperus Schultz and Falkenbach p. 151 fig. 20
1989Mesoreodon hesperus Mason and Swisher
1996Desmatochoerus hesperus Stevens and Stevens

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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
subfamilyPromerycochoerinae
genusDesmatochoerus()
specieshesperus()

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
C. B. Schultz and C. H. Falkenbach 1949SKULL:Unknown.
MANDIBLE: Approximate size and construction of large examples of Mesoreodon megalodon; larger than in average examples of M. ckeeki.
DENTITION:Superior series unknown; inferior series similar to large examples of M. megalodon; P 3 with posterior intermediate crest.
LIMBS:Unknown.