nco County,
Colorado.

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

_Marginal records_ (A. H. Howell, 1924:22).--Wyoming: Bridger Peak,
Sierra Madre. Colorado: Mt. Zirkel; Trappers Lake; _Crested Butte_;
Irwin; type locality; Sand Mtn., 9 mi. SW Hahns Peak P. O.

OCHOTONA PRINCEPS FUMOSA A. H. Howell.

1919. _Ochotona fenisex fumosa_ A. H. Howell, Proc. Biol. Soc.
Washington, 32:109, May 20, type from Permilia Lake, W base Mt.
Jefferson, Linn County, Oregon.

1924. _Ochotona princeps fumosa_ A. H. Howell, N. Amer. Fauna,
47:33, September 23.

_Marginal records_ (A. H. Howell, 1924:34).--Oregon: About 900 ft.,
15 mi. above Estacada; Paulina Lake; _Three Sisters_; Lost Creek
Ranger Station, 10 mi. SE McKenzie Bridge.

OCHOTONA PRINCEPS FUSCIPES A. H. Howell.

1919. _Ochotona schisticeps fuscipes_ A. H. Howell, Proc. Biol. Soc.
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 Grassy 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: _1/2 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: Medan