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Acritohippus stylodontus

Mammalia - Perissodactyla - Equidae

Taxonomy
Merychippus stylodontus was named by Lewis (1968). Its type specimen is UCMP 21410, a set of teeth (upper right M1 - M2), and it is a 3D body fossil.

It was recombined as Stylonus stylodontus by Kelly and Lander (1988) and Kelly (1992); it was recombined as Pliohippus stylodontus by Evander (1997); it was recombined as Acritohippus stylodontus by Kelly (1998).

Synonymy list
YearName and author
1968Merychippus stylodontus Lewis
1988Stylonus stylodontus Kelly and Lander
1992Stylonus stylodontus Kelly
1995Merychippus stylodontus Kelly p. 16
1997Pliohippus stylodontus Evander
1998Acritohippus stylodontus Kelly
1998Merychippus stylodontus MacFadden p. 547

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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
Synapsida()
Therapsida()
RankNameAuthor
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
subclassTribosphenida()
infraclassEutheria()
Placentalia
orderPerissodactyla()
suborderLophodontomorpha
infraorderEuperissodactyla
Hippomorpha
superfamilyEquoidea
familyEquidae
subfamilyEquinaeSteinmann and Döderlein 1890
genusAcritohippus
speciesstylodontus()

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