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Prototomus

Mammalia - Hyaenodonta - Hyaenodontidae

Taxonomy
Prototomus was named by Cope (1874). It is not extant. It was considered paraphyletic by Peigné et al. (2007).

It was synonymized subjectively with Stypolophus by Cope (1877); it was synonymized subjectively with Sinopa by Scott (1892), Wortman (1902), Andrews (1906), Matthew (1909), Matthew and Granger (1915) and Simpson (1951); it was synonymized subjectively with Notharctus by Troxell (1926).

It was assigned to Hyaenodontinae by Van Valen (1967); to Proviverrinae by Peigné et al. (2007); to Hyaenodontidae by Cope (1874), McKenna (1960), Van Valen (1965), Van Valen (1966), Gingerich and Deutsch (1989), McKenna and Bell (1997), Gunnell (1998), Solé et al. (2009) and Rose et al. (2012); and to Sinopaninae by Solé (2013) and Solé et al. (2014).

Synonymy list
YearName and author
1874Prototomus Cope
1960Prototomus McKenna
1965Prototomus Van Valen
1966Prototomus Van Valen
1967Prototomus Van Valen
1989Prototomus Gingerich and Deutsch
1997Prototomus McKenna and Bell
1998Prototomus Gunnell
2007Prototomus Peigné et al. p. 453
2009Prototomus Solé et al.
2012Prototomus Rose et al.
2013Prototomus Solé
2014Prototomus Solé 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()
RankNameAuthor
Amniota
Synapsida()
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
subclassTribosphenida()
infraclassEutheria()
orderHyaenodonta()
familyHyaenodontidaeLeidy 1869
subfamilySinopinae()
genusPrototomusCope 1874

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