Class Mammalia Linnaeus, 1758 - mammals
Subclass Theria Parker & Haswell, 1897
Order Lagomorpha Brandt, 1855 - lagomorphs
Family Ochotonidae Thomas, 1897 - pikas
Genus Ochotona Link, 1795 - pikas
Subgenus Ochotona Link, 1795
Ochotona cansus Lyon, 1907
1 [Ochotona cansus cansus]ᵀ Lyon, 1907
2 Ochotona cansus morosa Thomas, 1912
3 Ochotona cansus sorella Thomas, 1908
4 Ochotona cansus stevensi Osgood, 1932