CATALOG OF TYPE SPECIMENS OF MAMMALS 279 



^§5?, Skin and skull. Adult female (not male, as in orginal descrip- 



tion). Pahsimeroi Mountains, altitude 9,350 feet, Custer County, 

 Idaho. September IG, 1890. Collected by C. Hart Merriam and 

 Vernon Bailey. Original number 1809. 

 Well-made skin in good condition ; skull Grade A. 



fMicrotus nanus canescens Bailey. 



Proc. Biol. Soc. Washington 12: 87, Apr. 30, 1S<>8. 

 =Microtus moritoHus cancsccHS Bailey. See Hall, Proc. Biol. Soc. Washington 



51 : 133, Aug. 23, 1938. 

 90577. Skin and skull. Adult male. Conconully, Okanogan County, 



Wash. September 12, 1897. Collected by J. A. Loring. Original 



number 4654. 



Well-made skin in good condition ; skull Grade C. 



Microtus nesophilus Bailey. 



See Mic7'otns insulans Bailey. 



fMicrotus nevadensis Bailey. 



Proc. Biol. Soc. Washington 12 : 86, Apr. 30, 1898. 

 =Microtus monianus nevadensis Bailey. See Hall, Univ. California I'ubl. 

 Zool. 40: 423, Oct. 25, 1935. 



26877 Skin and skull. Adult male (not female, as in oriiiinal de- 

 34291 



scription). Ash Meadows, Nye County, Nev. March 2, 1891. 



Collected by E. W. Nelson. Original number 577. 



Well-made skin in good condition ; skull Grade B. 



*Microtus nevadensis rivularis Bailey. 



Proc. Biol. Soc. Washington 12 : 87, Apr. 30, 1898. 

 =Microtus montanus rivularis Bailey. See Bailey, North Amer. Fauna 17: 29, 

 June 6, 1900. 



186497. Adult male. St. George, Washington County, Utah. Jan- 

 uary 6, 1889. Collected by Vernon Bailey. Original number 493. 



Merriam collection number -^^• 



Well-made skin in good condition ; skull Grade A. 



*Arvicola occidentalis Peale. 



U. S. Exploring Expedition 8 (Mamm. and Ornith.), p. 45, 1848. 

 =Miorotus tovmsendii (Bachman). See Bailey, North Amer. Fauna 17: 46, 

 June 6, 1900. 

 J0083 gi^ji^ and skull. Puget Sound, Wash. IT. S. Exploring Expe- 



4157 



dition (1838 to 1842). Collected by T. R. Peale. Skin cataloged 

 1872; skull, 1860. 



Poorly made skin, tail not skinned out. It has somewhat the look of 

 having been in alcohol at one time. Some of the hair has .slipped from 

 each side, especially the right ; skull Grade A. 



