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Spermophilus howelli

Mammalia - Rodentia - Sciuridae

Taxonomy
Citellus howelli was named by Hibbard (1941). It is a 3D body fossil. Its type locality is Rexroad KU Locality 3, which is in a Blancan terrestrial horizon in the Rexroad Formation of Kansas.

It was recombined as Spermophilus howelli by Hemming (1956), Shotwell (1968), Kurten and Anderson (1980) and Kelly (1994).

Synonymy list
YearName and author
1941Citellus howelli Hibbard
1956Spermophilus howelli Hemming
1963Citellus howelli Black
1968Spermophilus howelli Shotwell
1980Spermophilus howelli Kurten and Anderson p. 212
1994Spermophilus howelli Kelly

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
OlfactoresJefferies 1991
subphylumVertebrata
Gnathostomata()
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Synapsida()
RankNameAuthor
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
subclassTribosphenida()
infraclassEutheria()
Placentalia
EuarchontogliresMurphy et al. 2001
Glires()
orderRodentia
superfamilySciuroidea
familySciuridae
tribeMarmotini
genusSpermophilusCuvier 1825
specieshowelli()

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.

Diagnosis
No diagnoses are available