366 U. S. NATIONAL MUSEUM BULLETIN 205 



Perognathus parvus idahoensis Goldmanf * 



1922. Perognathus parvus idahoensis Goldman, Proc. Biol. Soc. Washington, 

 vol. 35, p. 105, Oct. 17, 1922. 



Type Locality. — Echo Crater, Craters of the Moon National Monument, 20 

 miles southwest of Arco, Butte County, southern Idaho. Range. — Apparently re- 

 stricted to lava beds of Snake River, Idaho (Davis, The Recent mammals of Idaho, 

 p. 265, Apr. 5, 1939). 



Perognathus parvus clarus Goldmanf* 



1917. Perognathus parvus clarus Goldman, Proc. Biol. Soc. Washington, vol. 

 30, p. 147, July 27, 1917. 



Type Locality. — Cumberland, Lincoln County, Wyo. Range. — Green River 

 Valley in southwestern Wyoming; and upper part of Snake River Valley, in south- 

 eastern Idaho, west at least to Minidoka County (Davis, The Recent mammals of 

 Idaho, p. 264, Apr. 5, 1939) . Recorded also in Daggett County (2 miles north of 

 Linwood) in northeastern Utah (R. D. Svihla, Journ. Mamm., vol. 12, No. 3, p. 

 262, August 24, 1931). 



Perognathus parvus olivaceus Merriamf* 



1889. Perognathus olivaceus Merriam, North Amer. Fauna No. 1, p. 15, Oct. 



25, 1889. 

 1889. Perognathus olivaceus amoenus Merriamf, North Amer. Fauna No. 1, 



p. 16, Oct. 25, 1889. (Nephi, Juab County, Utah.) 

 1900. Perognathus parvus olivaceus Osgood, North Amer. Fauna No. 18, p. 37, 



Sept. 20, 1900. 

 1900. Perognathus parvus magruderensis Osgoodf , North Amer. Fauna No. 

 18, p. 38, Sept. 20, 1900. (Mount Magruder, Esmeralda County, Nev.; 

 altitude, 8,000 feet. Regarded as identical with olivaceus by Hall, Mammals 

 of Nevada, p. 367, July 1, 1946.) 

 Type Locality. — Kelton, near north end of Great Salt Lake, Box Elder County, 

 Utah. Range. — Great Basin, from Salmon Creek south of Snake River in 

 southern Idaho (Davis, The Recent mammals of Idaho, p. 264, Apr. 5, 1939) 

 southward through northern Utah (Rich, Cache, and Box Elder Counties) at 

 least to Otter Creek in Piute County and to vicinity of Greenriver in extreme 

 eastern Emery County (Kelson, Univ. Utah Biol. Ser., vol. 11, No. 3, p. 65, 

 Feb. 15, 1951), and throughout Upper Sonoran Zone of Nevada (Hall, loc. cit.) 

 to eastern margin of California, from Woodford, Alpine County, south along 

 east base of Sierra Nevada as far at least as Little Onion Valley (west of Inde- 

 pendence), and to Coso and Panamint Mountains in Inyo County; zonal range, 

 Upper Sonoran and Transition; vertical range, from 5,100 feet at Fredericksburg, 

 Alpine County, up to 8,300 feet at Indian Creek, east slope of White Mountains 

 (Grinnell, Univ. California Publ. Zool., vol. 40, No. 2, p. 150, Sept. 26, 1933) . 



Perognathus parvus plerus Goldmanf* 



1939. Perognathus parvus plerus Goldman, Journ. Mamm., vol. 20, No. 3, p. 

 352, Aug. 14, 1939. 



Type Locality. — North end of Stansbury Island, Great Salt Lake, Utah. Alti- 

 tude, 4,250 feet. Range. — Carrington and Stansbury Islands, Great Salt Lake. 



