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Proscalops miocaenus

Mammalia - Proscalopidae

Taxonomy
Proscalops miocaenus was named by Matthew (1901). Its type specimen is AMNH 8949a, a partial skull (broken skull with posterior rostrum, zygomatic arch, P2-M3, and occluded posterior part of mandible with M1-M3), and it is a 3D body fossil. Its type locality is Vista, which is in a Whitneyan terrestrial horizon in the White River Formation of Colorado. It is the type species of Proscalops.

Synonymy list
YearName and author
1901Proscalops miocaenus Matthew p. 375 fig. 1
1930Proscalops miocaenus Hay p. 436
1981Proscalops miocaenus Barnosky p. 292

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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
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Eulipotyphla
suborderSoricomorphaGregory 1910
infraorderSoricotaKalandadze and Rautian 1992
superfamilyTalpoideaFischer de Waldheim 1817
familyProscalopidae
genusProscalops
speciesmiocaenus

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.

Proscalops miocaenus Matthew 1901
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Diagnosis
ReferenceDiagnosis
W. D. Matthew 1901ast upper and lower molar greatly reduced. pi. minute, p1. slightly larger, pi. with rather strong crescentic deuterocone and very faint trittocone. Protoconid greater than metaconid on all the molars, paraconid internal.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: insectivoresubc
Reproduction: viviparoussubc
Created: 2005-09-06 20:43:42
Modified: 2005-09-06 22:44:32
Source: subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Carroll 1988, Ji et al. 2002, Hendy et al. 2009

Age range: base of the Orellan to the top of the Geringian or 33.90000 to 26.30000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Orellan33.9 - 33.3USA (Wyoming) Proscalops miocaenus (17318)
Whitneyan33.3 - 30.8USA (Colorado) Proscalops miocaenus (type locality: 17426)
Geringian30.8 - 26.3USA (Nebraska) Proscalops miocaenus (17709)