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Leptoreodon marshi

Mammalia - Protoceratidae

Taxonomy
Leptoreodon marshi was named by Wortman (1898) [genotype; also said to be 1894]. Its type specimen is AMNH 2064, a skull (Skull and both rami of mandible), and it is a 3D body fossil. It is the type species of Leptoreodon.

Synonyms
Synonymy list
YearName and author
1898Camelomeryx longiceps Scott
1898Merycodesmus gracilis Scott
1898Leptoreodon marshi Wortman p. 95 fig. 1
1902Camelomeryx longiceps Hay p. 672
1902Leptoreodon gracilis Hay p. 672
1902Leptoreodon marshi Hay p. 672
1919Leptoreodon marshi Peterson p. 98
1955Leptoreodon marshi Gazin p. 87
1976Leptoreodon marshi Golz

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

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.

†Leptoreodon marshi Wortman 1898
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Invalid names: Camelomeryx longiceps Scott 1898 [synonym], Merycodesmus gracilis Scott 1898 [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: Nowak 1999, Hendy et al. 2009, Lillegraven 1979, Carroll 1988, Prothero 1998

Age range: Early/Lower Uintan or 46.20000 to 39.70000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Uintan46.2 - 39.7USA (Texas) Leptoreodon marshi (16651)
Early/Lower Uintan46.2 - 39.7USA (California) Leptoreodon marshi (16665 16666 16676 16706)
Late/Upper Uintan46.2 - 39.7Canada (Saskatchewan) Leptoreodon marshi (16626)
Late/Upper Uintan46.2 - 39.7USA (Montana) Leptoreodon marshi (16551)
Uintan46.2 - 39.7USA (Utah) Leptoreodon marshi (16589 16646) Leptoreodon sp. (16607)