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Ammospermophilus fossilis

Mammalia - Rodentia - Sciuridae

Taxonomy
Ammospermophilus fossilis was named by James (1963). Its type specimen is UCMP V-54535, a partial skeleton, and it is a 3D body fossil.

Sister species lacking formal opinion data
A. harrisii

Synonymy list
YearName and author
1963Ammospermophilus fossilis James

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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
genusAmmospermophilusMerriam 1892
speciesfossilis

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.

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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 12:35:16
Modified: 2012-05-14 21:35:16
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Samuels and Van Valkenburgh 2008, Ji et al. 2002, Nowak 1991, Hendy et al. 2009, Lillegraven 1979

Age range: Clarendonian or 12.50000 to 9.40000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Clarendonian12.5 - 9.4USA (California) Ammospermophilus fossilis (19181 19361 19497)