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Paracosoryx nevadensis

Mammalia - Antilocapridae

Discussion

type locality is High Rock Canyon [18922]

Taxonomy
Merycodus nevadensis was named by Merriam (1911). Its type specimen is UCMP 12608, a mandible (a lower jaw with m1 to m3), and it is a 3D body fossil.

It was recombined as Cosoryx (Paracosoryx) nevadensis by Frick (1937); it was recombined as Paracosoryx nevadensis by Tedford et al. (1987), Davis (2007).

Synonymy list
YearName and author
1911Merycodus nevadensis Merriam
1937Cosoryx (Paracosoryx) nevadensis Frick p. 350
1987Paracosoryx nevadensis Tedford et al.
2007Paracosoryx nevadensis Davis p. 229

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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()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
—Pecora()
familyAntilocapridae
genusParacosoryx()
speciesnevadensis()

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.

†Paracosoryx nevadensis Merriam 1911
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: browserf
Diet 2: grazerf
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-31 16:51:41
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1991, Lillegraven 1979, Carroll 1988, Hendy et al. 2009, Nowak 1999

Age range: Barstovian or 16.30000 to 12.50000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.03 - 5.333USA (Nevada) Merycodus nevadensis (18922)
Barstovian16.3 - 12.5USA (Oregon) Merycodus nevadensis (19011 19092)