United States: Camels Back Cave (Stratum I) (Holocene), Camels Back Cave (Stratum II) (Holocene)

See also Urocitellus, Urocitellus armatus, Urocitellus columbianus, Urocitellus parryii, Urocitellus richardsonii, Urocitellus townsendii, Urocitellus undulatus, Urocitellus washingtoni