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Mediochoerus johnsoni

Mammalia - Ungulata - Merycoidodontidae

Taxonomy
Mediochoerus johnsoni was named by Schultz and Falkenbach (1941). Its type specimen is UNSM 2-11-8-36NP, a partial skull (Skull (lacking occipital region, frontals, and nasals) with I1-M3), and it is a 3D body fossil. Its type locality is Hemingford Quarry 24, which is in a Hemingfordian terrestrial horizon in the Runningwater Formation of Nebraska.

Synonymy list
YearName and author
1941Mediochoerus johnsoni Schultz and Falkenbach
2007Mediochoerus johnsoni Stevens and Stevens p. 164

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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
subclassTribosphenida()
infraclassEutheria()
orderUngulata(Linnaeus 1766)
orderArtiodactyla()
familyMerycoidodontidae
subfamilyUstatochoerinae
genusMediochoerus
speciesjohnsoni

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
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Created: 2005-08-31 14:37:21
Modified: 2005-08-31 16:37:21
Source: f = family, o = order, c = class, subp = subphylum
References: Nowak 1999, Lander 1998, Carroll 1988, Hendy et al. 2009

Age range: Hemingfordian or 20.43000 to 15.97000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Hemingfordian20.43 - 15.97USA (Nebraska) Mediochoerus johnsoni (type locality: 17946)