Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Spermophilus wilsoni

Mammalia - Rodentia - Sciuridae

Taxonomy
Citellus wilsoni was named by Shotwell (1956). It is a 3D body fossil. Its type locality is McKay Reservoir, which is in a Hemphillian pond sandstone in the McKay Formation of Oregon.

It was recombined as Otospermophilus wilsoni by Barnosky (1986); it was recombined as Spermophilus wilsoni by Shotwell (1968), Shotwell (1970), Wilson and Reeder (1993), Korth (1994).

Sister species lacking formal opinion data
S. matachisensis

Synonymy list
YearName and author
1956Citellus wilsoni Shotwell
1968Spermophilus wilsoni Shotwell
1970Spermophilus wilsoni Shotwell
1986Otospermophilus wilsoni Barnosky
1993Spermophilus wilsoni Wilson and Reeder
1994Spermophilus wilsoni Korth

Is something missing? Join the Paleobiology Database and enter the data

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
genusSpermophilusCuvier 1825
specieswilsoni()

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.

†Spermophilus wilsoni Shotwell 1956
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: semifossorialg
Diet: granivoref
Diet 2: frugivoref
Reproduction: viviparoussubc
Created: 2012-05-15 10:05:16
Modified: 2012-05-14 21:55:07
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Fernández et al. 2000, Lillegraven 1979, Nowak 1991, Hendy et al. 2009, Ji et al. 2002, Carroll 1988

Age range: Hemphillian or 9.40000 to 4.70000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Hemphillian9.4 - 4.7USA (Washington) Spermophilus wilsoni (232055)
Hemphillian9.4 - 4.7USA (Oregon) Citellus wilsoni (18939 type locality: 18970) Spermophilus wilsoni (18807 18935 18936)