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Spermophilus cragini

Osteichthyes - Rodentia - Sciuridae

Taxonomy
Citellus cragini was named by Hibbard (1941). It is a 3D body fossil. Its type locality is Borchers, which is in a Gelasian terrestrial siltstone in the Crooked Creek Formation of Kansas.

It was recombined as Spermophilus cragini by Hemming (1956), Shotwell (1968), Kurten and Anderson (1980).

Synonymy list
YearName and author
1941Citellus cragini Hibbard
1956Spermophilus cragini Hemming
1963Citellus cragini Black
1968Spermophilus cragini Shotwell
1980Spermophilus cragini Kurten and Anderson

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
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
speciescragini()

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 cragini Hibbard 1941
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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: Nowak 1991, Carroll 1988, Lillegraven 1979, Fernández et al. 2000, Hendy et al. 2009, Ji et al. 2002

Age range: Gelasian or 2.58000 to 1.80000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Gelasian2.58 - 1.8USA (Kansas) Spermophilus cragini (type locality: 19927)