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Protoreodon minimus

Mammalia - Ungulata - Agriochoeridae

Taxonomy
Agriochoerus minimus was named by Douglass (1902) [also said to be 1902]. It is a 3D body fossil. Its type locality is Thompson Creek, which is in a Chadronian terrestrial claystone in Montana.

It was recombined as Protoreodon minimus by Wilson (1971), Golz (1976) and Tabrum and Nichols (2001).

Synonymy list
YearName and author
1902Agriochoerus minimus Douglass p. 268
1940Agriochoerus minimus Scott p. 730
1971Protoreodon minimus Wilson p. 8
1976Protoreodon minimus Golz p. 29
2001Protoreodon minimus Tabrum and Nichols

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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()
RankNameAuthor
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
subclassTribosphenida()
infraclassEutheria()
orderUngulata(Linnaeus 1766)
orderArtiodactyla()
suborderTylopoda()
superfamilyOreodontoidea
familyAgriochoeridae
genusProtoreodon
speciesminimus()

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
E. Douglass 1902Size small; P 3 long antero-posteriorly; outer crescents of
molars very low, their outer faces looking dotunzoard much more than outzuard.
J. A. Wilson 1971Small protorcodont. para-and
metacones cparatc on P4, protoconu les pres- ent.