Cosomys primus Wilson 1932 (vole)

Mammalia - Rodentia - Cricetidae

Alternative combination: Mimomys primus

Full reference: R. W. Wilson. 1932. Cosomys, a new genus of vole from the Pliocene of California. Journal of Mammalogy 13(2):150-154

Belongs to Cosomys according to R. A. Martin et al. 2002

See also Chaline et al. 1999, Hesse 1934, Hibbard 1959, Hibbard and Zakrzewski 1967, Kurten and Anderson 1980, Mou 1997, Schultz 1937, Wilson 1933 and Zakrzewski 1969

Sister taxa: Mimomys dakotaensis, Mimomys davakosi, Mimomys occitanus, Mimomys panacaensis, Mimomys pliocaenicus, Mimomys virginianus, Cseria parkeri, Ophiomys parvus, Ophiomys mcknighti, Ophiomys fricki, Ophiomys magilli, Ophiomys taylori

Type specimen: CIT 500, a partial skull (badly crushed skull with basicranial region and bullae missing, but with complete denti- tion. Left and right fragmentary rami; dentition complete in right ramu). Its type locality is Coso Mountains (CIT 131), which is in a Blancan terrestrial horizon in California.

Ecology: ground dwelling herbivore


• Blancan of United States (12: California, Idaho collections)

• Pliocene of United States (9: Idaho)

Total: 21 collections each including a single occurrence

Show more details

Specimen images are retrieved through the ePANDDA API.

Click image to enlarge. Click to access iDigBio record.