Washington, 32:110, May 20, type from Brian Head, Parowan Mts., Iron County, Utah.

1941. _O[chotona]. p[rinceps]. fuscipes_, Hall and Hayward, The Great Basin Naturalist, 2:108, July 20.

_Marginal records._--Utah: type locality; 9000 ft., Duck Creek (Durrant, MS).

OCHOTONA PRINCEPS GOLDMANI A. H. Howell.

1924. _Ochotona schisticeps goldmani_ A. H. Howell, N. Amer. Fauna, 47:40, September 23, type from Echo Crater, Snake River Desert, 20 mi. SW Arco, Idaho.

1938. _Ochotona princeps goldmani_, Hall and Bowlus, Univ.

California Publ. Zool., 42:337, October 12.

_Marginal records._--Idaho: _S base Gra.s.sy Cone_ (Davis, 1939:350); type locality; _Fissure Crater_ (A. H. Howell, 1924:41); _Great Owl Cavern_ (Davis, 1939:350).

OCHOTONA PRINCEPS HOWELLI Borell.

1931. _Ochotona princeps howelli_ Borell, Jour. Mamm., 12:306, August 24, type from 7500 ft., near head of Bear Creek, summit of Smith Mtn., S end Seven Devils Mts., Adams County, Idaho.

_Marginal records._--Idaho: _ mi. E Black Lake_ (Davis, 1939:350); type locality.

OCHOTONA PRINCEPS INCANA A. H. Howell.

1919. _Ochotona saxatilis incana_ A. H. Howell, Proc. Biol. Soc.

Washington, 32:107, May 20, type from 12,000 ft., Pecos Baldy, Santa Fe County, New Mexico.

1924. _Ochotona princeps incana_ A. H. Howell, N. Amer. Fauna, 47:25, September 23.

_Marginal records._--Colorado: Medano Creek (A. H. Howell, 1924:25).

New Mexico: Wheeler Peak (V. Bailey, 1932:64); type locality.

OCHOTONA PRINCEPS JEWETTI A. H. Howell.

1919. _Ochotona schisticeps jewetti_ A. H. Howell, Proc. Biol. Soc.

Washington, 32:109, May 20, type from head of Pine Creek, near Cornucopia, S slope Wallowa Mts., Baker County, Oregon.

_Marginal records_ (A. H. Howell, 1924:42).--Oregon: Wallowa Lake; Cornucopia, near head East Pine Creek; _Anthony_; Strawberry b.u.t.te; Austin.

OCHOTONA PRINCEPS LEMHI A. H. Howell.

1919. _Ochotona uinta lemhi_ A. H. Howell, Proc. Biol. Soc.

Washington, 32:106, May 20, type from Lemhi Mountains, 10 mi. W Junction, Lemhi County, Idaho.

1924. _Ochotona princeps lemhi_ A. H. Howell, N. Amer. Fauna, 47:16, September 23.

_Marginal records._--Idaho: Elk Summit, about 15 mi. SE Warren (A.

H. Howell, 1924:18); mts. E of Leadore (_ibid._); mts. E of Birch Creek (_ibid._); Ketchum (_ibid._); _Stanley Lake_ (_ibid._); 5 mi.

W Cape Horn (Davis, 1939:348).

OCHOTONA PRINCEPS LEVIS Hollister.

1912. _Ochotona levis_ Hollister, Proc. Biol. Soc. Washington, 25:57, April 13, type from Chief Mountain [= Waterton] Lake, Alberta.

1924. _Ochotona princeps levis_, A. H. Howell, N. Amer. Fauna, 47:16, September 23.

_Marginal records_ (A. H. Howell, 1924:16).--Alberta: type locality.

Montana: Little Belt Mts.; Belt Mts.; Chief Mountain Lake.

OCHOTONA PRINCEPS LUTESCENS A. H. Howell.

1919. _Ochotona princeps lutescens_ A. H. Howell, Proc. Biol. Soc.

Washington, 32:105, May 20, type from approximately 8000 ft., Mount Inglismaldie, near Banff, Alberta.

_Marginal records._--Alberta: Mistaya Creek, Banff-Jasper Highway (Anderson, 1947:96); Canmore (A. H. Howell, 1924:15); Mt.

Forget-me-not, 50 to 75 mi. SW Calgary (_ibid._).

OCHOTONA PRINCEPS MOOREI Gardner.

1950. _Ochotona princeps moorei_ Gardner, Jour. Washington Acad.

Sci., 40:344, October 23, 1950, type from 10,000 ft., 1 mi. NE Baldy Ranger Station, Manti Nat'l Forest, Sanpete County, Utah.

Known from type locality only.

OCHOTONA PRINCEPS MUIRI Grinnell and Storer.

1916. _Ochotona schisticeps muiri_ Grinnell and Storer, Univ.

California Publ. Zool., 17:6, August 23, type from 9300 ft., Ten Lakes, Yosemite Nat'l Park, California.

1934. _Ochotona princeps muiri_, Hall, Proc. Biol. Soc. Washington, 47:103, June 13.

_Marginal records._--Nevada (Hall, 1946:593): 8500 ft., 3 mi. S Mt.

Rose, California (A. H. Howell, 1924:44): Markleeville; mts. W Bishop Creek; Washburn Lake; Lat.i.tude 39, summit of Sierra.

OCHOTONA PRINCEPS NEVADENSIS A. H. Howell.

1919. _Ochotona uinta nevadensis_ A. H. Howell, Proc. Biol. Soc.

Washington, 32:107, May 20, type from 10,500 ft., Ruby Mts., SW Ruby Valley P. O., Elko County, Nevada.

1924. _Ochotona princeps nevadensis_ A. H. Howell, N. Amer. Fauna, 47:21, September 23.

_Marginal records._--Nevada: 7830 ft., Long Creek (Hall, 1946:590); type locality.

OCHOTONA PRINCEPS NIGRESCENS V. Bailey.

1913. _Ochotona nigrescens_ V. Bailey, Proc. Biol. Soc. Washington, 26:133, May 21, type from 10,000 ft., Jemez Mountains, Bernalillo County, New Mexico.

1924. _Ochotona princeps nigrescens_, A. H. Howell, N. Amer. Fauna, 47:26, September 23.

_Marginal records_ (A. H. Howell, 1924:26).--Colorado: Upper Navajo River; Osier. New Mexico: type locality. Colorado: Navajo Peaks.

OCHOTONA PRINCEPS PRINCEPS (Richardson).