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

Protospermophilus

Mammalia - Rodentia - Sciuridae

Taxonomy
Protospermophilus was named by Gazin (1930) [named as a subgenus of Citellus by Gazin 1930; raised to genus level by Bryant 1945]. It is not extant.

It was assigned to Sciuridae by Bryant (1945) and McKenna and Bell (1997).

Synonymy list
YearName and author
1930Protospermophilus Gazin
1945Protospermophilus Bryant
1997Protospermophilus McKenna and Bell

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()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
superfamilySciuroidea
familySciuridae
genusProtospermophilusGazin 1930

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.

G. †Protospermophilus Gazin 1930
show all | hide all
†Protospermophilus parvus Korth and Kron 2020
Diagnosis
No diagnoses are available
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: Ji et al. 2002, Carroll 1988, Hendy et al. 2009, Nowak 1991, Lillegraven 1979

Age range: base of the Arikareean to the top of the Turolian or 29.50000 to 5.33300 Ma

Collections (64 total)


Time interval Ma Country or state Original ID and collection number
Geringian30.8 - 26.3USA (South Dakota) Prosciurus dawsonae (17633)
Geringian30.8 - 26.3USA (Nebraska) P. sp. (17709)
Geringian30.8 - 26.3USA (Oregon) P. vortmani (17537)
Arikareean29.5 - 18.5USA (Nebraska) P. sp. (17471 17568)
Monroecreekian26.3 - 24.8Canada (Saskatchewan) P. sp. (17526)
Monroecreekian26.3 - 24.8USA (Nebraska) P. sp. (67637)
Monroecreekian26.3 - 24.8USA (South Dakota) Sciuridae indet. (17561 17564)
Harrisonian24.8 - 18.5USA (Nebraska) P. sp. (17843 69807)
Aquitanian23.03 - 20.44USA (Texas) P. sp. (18663)
Miocene23.03 - 5.333USA (Colorado) P. kelloggi (18941)
Early/Lower Hemingfordian20.43 - 15.97USA (Nebraska) P. sp. (69808) Sciuridae indet. (17892)
Hemingfordian20.43 - 15.97USA (South Dakota) P. sp. (17877 17912 17913)
Hemingfordian20.43 - 15.97USA (Nevada) P. angusticeps (18960 18961 18964) P. sp., P. angusticeps (18962)
Hemingfordian20.43 - 15.97Canada (Saskatchewan) P. sp., P. kelloggi (18003)
Hemingfordian20.43 - 15.97USA (Colorado) P. sp. (17965)
Hemingfordian20.43 - 15.97USA (Wyoming) P. kelloggi (19073 19074 19075 19076 19077 19078 19081)
Hemingfordian20.43 - 15.97USA (Oregon) P. sp. (212622 212624 212627)
Late/Upper Hemingfordian20.43 - 15.97USA (Nebraska) P. kelloggi (17889)
Barstovian16.3 - 12.5USA (Oregon) P. malheurensis, Spermophilus tephrus (19017) Sciurus malheurensis, Sciurus tephrus (19056) Sciurus sp. (18809) Spermophilus tephrus (19011)
Barstovian16.3 - 12.5USA (Texas) P. quatalensis (18646 18664)
Barstovian16.3 - 12.5USA (Nebraska) P. sp. (18164 18275)
Early/Lower Barstovian16.3 - 12.5USA (Texas) P. quatalensis (18665)
Early/Lower Barstovian16.3 - 12.5USA (Florida) P. sp. (18549)
Early/Lower Barstovian16.3 - 12.5USA (California) P. sp. (19564)
Clarendonian12.5 - 9.4USA (South Dakota) P. sp. (18268)
Clarendonian12.5 - 9.4USA (California) P. quatalensis (19181 19182 19361 19453 19489 19496 19497 19507 19512 19515 19539 19541 19594) P. sp. (19391)
Late/Upper Clarendonian12.5 - 9.4USA (Nebraska) P. quatalensis (18327)
Hemphillian10.3 - 4.9USA (California) P. sp. (19309)
Turolian8.7 - 5.333Greece (Central Macedonia) P. sp. (32189)