Utah: La Sal Mts. Colorado: Crystal Lake, 5 mi. W Lake City; Middle
Brush Creek; Ten Mile Creek; Berthoud Pass; _Irwin Lakes_ (A. H.
Howell, _loc. cit._) not found.

OCHOTONA PRINCEPS SCHISTICEPS (Merriam).

1889. _Lagomys schisticeps_ Merriam, N. Amer. Fauna, 2:11, October
30, type from Donner, Placer County, California.

1936. _Ochotona princeps schisticeps_, A. H. Miller, Jour. Mamm.,
17:174, May 18.

1897. _Ochotona schisticeps_ Merriam, Mazama, 1:223, October.

_Marginal records._--Nevada (Hall, 1946:590): 12 mi. E and 3 mi. N
Ft. Bidwell, 5700 ft.; 8400-8600 ft., Duffer Peak, Pine Forest Mts.
California (A. H. Howell, 1924:39): Tahoe; _Donner Pass_; 12 mi. NE
Prattville; Lassen Peak; Mt. Shasta.

OCHOTONA PRINCEPS SEPTENTRIONALIS Cowan and Racey.

1947. _Ochotona princeps septentrionalis_ Cowan and Racey, Canadian
Field-Nat., 60:102, March 17, type from 6500 ft., Itcha Mountains,
52[deg] 45' N lat., 125[deg] W long., British Columbia. Known from
type locality only.

OCHOTONA PRINCEPS SHELTONI Grinnell.

1918. _Ochotona schisticeps sheltoni_ Grinnell, Univ. California
Publ. Zool., 17:429, April 25, type from 11,000 ft., "near" Big
Prospector Meadow, White Mountains, Mono County, California.

1946. _Ochotona princeps sheltoni_, Hall, Mammals of Nevada, p. 593,
July 1.

_Marginal records._--Nevada: 8700 ft., Pinchot Creek (Hall,
1946:593). California: type locality.

OCHOTONA PRINCEPS TAYLORI Grinnell.

1912. _Ochotona taylori_ Grinnell, Proc. Biol. Soc. Washington,
25:129, July 31, type from 9000 ft., Warren Peak, Warner Mts.,
Modoc Co., Calif.

_Marginal records_ (V. Bailey, 1936:113, unless otherwise
noted).--Oregon: N end of Steens Mts.; Guano Valley; Jack Lake, 20
mi. NE Adel; Adel. California (A. H. Howell, 1924:40): type
locality; 5400 ft., "near" Termo, Madeline Plains; nr. head Little
Shasta Riv. Oregon: Lower Klamath Lake.

OCHOTONA PRINCEPS TUTELATA Hall.

1934. _Ochotona princeps tutelata_ Hall, Proc. Biol. Soc.
Washington, 47:103, June 13, type from 8150 ft., Greenmonster
Canyon, Monitor Mts., Nye County, Nevada.

_Marginal records_ (Hall, 1946:591).--Nevada: 7500 ft., Smiths
Creek, Desatoya Mts.; 8600 ft., type locality; 8700-11,000 ft., SW
and W slopes Mt. Jefferson, Toquima Range; South Twin River; _Arc
Dome_.