RODENTIA: GEOMYIDAE 303 



Type Locality. — Antelope Island, Great Salt Lake, Davis County, Utah. 

 Range. — Known from type locality only. 



Thomomys bottae aureiventris Hall 



1930. Thomomys perpallidus aureiventris Hall, Univ. California Publ. Zool., 

 vol. 32, No. 6, p. 444, July 8, 1930. 



1935. Thomomys bottae aureiventris Goldman, Proc. Biol. Soc. Washington, 

 vol. 48, p. 156, Oct. 31, 1935. 



Type Locality. — Fehlman Ranch, 3 miles north of Kelton, Box Elder County, 

 Utah. Altitude, 4,225 feet. Range. — Northwestern and extreme western Utah 

 as far south as southern end of Deep Creek Mountains, Juab County (Durrant, 

 Univ. Kansas Publ. Mus. Nat. Hist., vol. 1, No. 1, p. 28, Aug. 15, 1946) . 



Thomoniys bottae howelli Goldman t* 



1936. Thomomys bottae howelli Goldman, Journ. Washington Acad. Sci., vol. 

 26, No. 3, p. 116, Mar. 15, 1936. 



Type Locality. — Grand Junction, Mesa County, Colo. Altitude, 4,600 feet. 

 Range. — Grand River Valley, Mesa County, central western Colorado; and be- 

 tween Colorado and Green Rivers south of Book Cliffs in eastern Utah (Kelson, 

 Univ. Utah Biol. Ser., vol. 11, No. 3, p. 58, Feb. 15, 1951) . 



Thomomys bottae optabilis Goldmanf * 



1936. Thomomys bottae optabilis Goldman, Journ. Washington Acad. Sci., 

 vol. 26, No. 3, p. 116, Mar. 15, 1936. 



Type Locality. — Coventry, Naturita Creek Valley, Montrose County, Colo. 

 Altitude, 6,500 feet. Range. — Cultivated flats between Naturita Creek and San 

 Miguel River, southern Montrose County, southwestern Colorado. 



Thomomys bottae internatus Goldmanf* 



1936. Thomomys bottae internatus Goldman, Journ. Washington Acad. Sci., 

 vol. 26, No. 3, p. 115, Mar. 15, 1936. 



Type Locality. — Salida, Chaffee County, Colo. Altitude, 7,000 feet. Range. — 

 High valleys along eastern side of Rocky Mountains from upper Arkansas River 

 Valley, Colo., south to northwestern Union County (Folsom) and Colfax County 

 (mouth of Trinchera Pass), northeastern New Mexico. 



Thomomys bottae apache V. Bailey f* 



1910. Thomomys apache V. Bailey, Proc. Biol. Soc. Washington, vol. 23, p. 79, 

 May 4, 1910. 



1935. Thomomys bottae apache Goldman, Proc. Biol. Soc. Washington, vol. 

 48, p. 157, Oct. 31, 1935. 



Type Locality. — Lake La Jara, on the Jicarilla Apache Indian Reservation, 

 Rio Arriba County, N. Mex. Altitude, 7,500 feet. Range.— Transition Zone 

 at Lake La Jara, Stinking Spring Lake [Burford Lake], and Horse Lake on 

 Jicarilla Apache Indian Reservation, Rio Arriba County (V. Bailey, North Amer. 

 Fauna No. 53 (December 1931), p. 241, Mar. 1, 1932); and in Archuleta 

 (Arboles) and La Plata (Bayfield) Counties, southwestern Colorado (Warren, 

 The mammals of Colorado; . . . , p. 160, 1942). 



