318 U. S. NATIONAL MUSEUM BULLETIN 205 



Type Locality. — Bell's Ranch, Reese River Valley, Nye County, Nev. Altitude, 

 6,890 feet. Range. — Central Nevada; north and west of Unionville; south to 

 head of Reese River; and east at least to Toyabe Mountains (Hall, Mammals of 

 Nevada, p. 449, July 1, 1946) . 



Thomomys talpoides gracilis Durrant* 



1939. Thomomys quadratics gracilis Durrant, Bull. Univ. Utah, vol. 29, No. 6, 

 (Biol. Ser., vol. 3, No. 10) , p. 3, Feb. 28, 1939. 



1939. Thomomys talpoides gracilis Durrant, Bull. Univ. Utah, vol. 30, No. 5, 

 p. 6, Oct. 24, 1939. 



Type Locality. — Pine Canyon, 17 miles northwest of Kelton, Raft River Moun- 

 tains, Box Elder County, Utah. Altitude, 6,600 feet. Range. — Mountainous 

 regions of extreme northwestern Utah (Durrant, Univ. Kansas Publ. Mus. Nat. 

 Hist., vol. 1, No. 1, p. 6, Aug. 15, 1946) ; northeastern Nevada west to Santa Rosa 

 Mountains north of Humboldt River and west into Eureka County and Monitor 

 Mountain Range south of Humboldt River (Hall, Mammals of Nevada, p. 448, 

 July 1, 1946) ; and central extreme southern Idaho. 



Thomomys talpoides pygmaeus Merriamf* 



1901. Thomomys pygmaeus Merriam, Proc. Biol. Soc. Washington, vol. 14, 

 p. 115, July 19, 1901. 



1939. Thomomys talpoides pygmaeus Davis, The Recent mammals of Idaho, 

 p. 252, Apr. 5, 1939. 



Type Locality. — Montpelier Creek, about 10 miles northeast of Montpelier, 

 Bear Lake County, Idaho. Altitude, 6,700 feet. Range. — East side of Snake 

 River from near Idaho Falls south of Blackfoot, thence east into southwestern 

 Wyoming and from there to vicinity of Montpelier, Bear Lake County, Idaho 

 (Davis, loc. cit.). Recorded also from Daggett County, Utah (Durrant, Univ. 

 Kansas Publ. Mus. Nat. Hist., vol. 1, No. 1, p. 14, Aug. 15, 1946) . 

 Thomomys talpoides monoensis Huey 



1934. Thomomys quadratus monoensis Huey, Trans. San Diego Soc. Nat. Hist., 



vol. 7, No. 35, p. 373, May 31, 1934. 

 1939. Thomomys talpoides monoensis Goldman, Journ. Mamm., vol. 20, No. 2, 



p. 234, May 15, 1939. 

 Type Locality. — Kuhlee Ranch, Dexter Creek Meadow, at confluence of Dexter 

 and Wet Creeks, 12 miles northwest of Benton, Mono County, Calif. Altitude, 

 6,800 feet. Range. — Mono County, Calif. ; and higher areas along western boun- 

 dary of Nevada from northern Douglas County south to northern end of White 

 Mountains, Esmeralda County (Hall, Mammals of Nevada, p. 450. July 1, 1946) . 



Thomomys talpoides fisheri Merriamf* 



1901. Thomomys fuscus fisheri Merriam, Proc. Biol. Soc. Washington, vol. 14, 



p. Ill, July 19, 1901. 

 1939. Thomomys talpoides fisheri Goldman, Journ. Mamm., vol. 20, No. 2, 



p. 234, May 15, 1939. 



Type Locality. — Beckwith, Sierra Valley, Plumas County, Calif. Range. — 



Enters eastern borders of California at several points, from Plumas County, south 



to range of monoensis; vertical range, 5,000 to 9,200 feet; zonal range, Upper 



Sonoran and Transition (Grinnell, Univ. California Publ. Zool., vol. 40, No. 2, 



