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Leptotragulus proavus

Mammalia - Protoceratidae

Taxonomy
Leptotragulus proavus was named by Scott and Osborn (1887) [genotype]. Its type specimen is PU 11501, a mandible (Anterior portion of the left ramus of a mandible with P4 and M1), and it is a 3D body fossil. It is the type species of Leptotragulus.

Synonyms
Synonymy list
YearName and author
1887Leptotragulus proavus Scott and Osborn p. 258
1894Parameryx sulcatus Marsh
1894Parameryx laevis Marsh p. 269
1902Leptotragulus proavus Hay p. 674
1902Parameryx laevis Hay p. 674
1902Parameryx sulcatus Hay p. 674
1919Leptotragulus proavus Peterson p. 93
1955Leptotragulus proavus Gazin p. 82

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
RankNameAuthor
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
Ruminantiamorpha
familyProtoceratidae
genusLeptotragulus
speciesproavus

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.

Leptotragulus proavus Scott and Osborn 1887
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Invalid names: Parameryx laevis Marsh 1894 [synonym], Parameryx sulcatus Marsh 1894 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: browserf
Reproduction: viviparoussubc
Created: 2005-08-31 14:39:46
Modified: 2009-01-07 18:24:42
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Prothero 1998, Hendy et al. 2009, Carroll 1988, Nowak 1999, Lillegraven 1979

Age range: Uintan or 46.20000 to 40.40000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Uintan46.2 - 40.4USA (Utah) Leptotragulus proavus (16589 16607 16646)