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Tamias ateles

Mammalia - Rodentia - Sciuridae

Taxonomy
Eutamias ateles was named by Hall (1930). Its type specimen is UCMP 28521, a set of teeth (Worn right M1, M2, and M3), and it is a 3D body fossil. Its type locality is Rodent Hill, which is in a Barstovian terrestrial horizon in the Barstow Formation of California.

It was recombined as Tamias (Neotamias) ateles by Bryant (1945); it was recombined as Nototamias ateles by Pratt and Morgan (1989); it was recombined as Tamias ateles by James (1963), Black (1963), Lindsay (1972), Sutton and Korth (1995) and Schiebout and Ting (2000).

Sister species lacking formal opinion data
T. orlovi

Synonymy list
YearName and author
1930Eutamias ateles Hall
1945Tamias (Neotamias) ateles Bryant p. 358
1963Tamias ateles Black
1963Tamias ateles James
1972Tamias ateles Lindsay
1989Nototamias ateles Pratt and Morgan
1995Tamias ateles Sutton and Korth
2000Tamias ateles Schiebout and Ting

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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
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
superfamilySciuroidea
familySciuridae
tribeMarmotini
genusTamiasIllinger 1811
speciesateles()

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.

†Tamias ateles Hall 1930
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Diagnosis
ReferenceDiagnosis
M. D. Bryant 1945Teeth small, size about as in Tamias quadrivittatus inyoensis; protoconules absent; protolophs not greatly constricted at junction with protocone; metaconules smaller than in existing species of Neotamias; mesostyles relatively large; posterointernal part of m3 large
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialf
Diet: granivoref
Diet 2: frugivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:04:24
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Nowak 1991, Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Lillegraven 1979

Age range: base of the Barstovian to the top of the Clarendonian or 16.30000 to 9.40000 Ma

Collections (24 total)


Time interval Ma Country or state Original ID and collection number
Barstovian16.3 - 12.5USA (Nebraska) Eutamias ateles (18141 18261) Tamias sp. (18284)
Barstovian16.3 - 12.5USA (Wyoming) Tamias ateles (18868 18990)
Barstovian16.3 - 12.5USA (California) Eutamias ateles (19305 19321) Tamias ateles (19168 19169 19193 19271 19279 19281 type locality: 19522 19550 19558 214888 214889)
Barstovian16.3 - 12.5USA (Nevada) Eutamias ateles (19097) Tamias ateles (19088)
Clarendonian12.5 - 9.4USA (Nevada) Tamias ateles (18845)
Clarendonian12.5 - 9.4USA (California) Tamias ateles (19361 19453 19515)