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

Primus

Mammalia - Rodentia - Cricetidae

Taxonomy
Primus was named by de Bruijn et al. (1981). It is not extant. Its type is Primus microps.

It was assigned to Cricetidae by Lindsay et al. (2005).

Species
P. cheemai, P. microps (type species)
Species lacking formal opinion data
P. pusillus

Synonymy list
YearName and author
1981Primus de Bruijn et al.
2005Primus Lindsay et al.

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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
familyCricetidaeFischer von Waldheim 1817
genusPrimusde Bruijn et al. 1981

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. †Primus de Bruijn et al. 1981
show all | hide all
†Primus cheemai Lindsay and Flynn 2016
†Primus microps de Bruijn et al. 1981
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2005-08-26 14:04:46
Modified: 2005-08-26 16:04:46
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Nowak 1999, Ji et al. 2002, Carroll 1988, Hendy et al. 2009

Age range: base of the Aquitanian to the top of the Early/Lower Miocene or 23.04000 to 15.98000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Pakistan (Baluchistan) P. microps, P. cheemai (179935) P. microps, P. sp. (179934)
Aquitanian23.04 - 20.45Pakistan (Baluchistan) P. microps, P. sp. (179933)
Early/Lower Miocene23.04 - 15.98Mongolia P. sp. (182136)
Early/Lower Miocene23.04 - 15.98Pakistan (Baluchistan) P. cheemai (180608) P. microps, P. cheemai (180602)
Burdigalian - Serravallian20.45 - 11.63Pakistan (Baluchistan) P. cheemai (180613) P. microps, P. cheemai (180619 180629)
Shanwangian16.9 - 13.82China (Jiangsu) P. pusillus (235559)