278 BULLETIN 17 8, UNITED STATES NATIONAL MUSEUM 



Arvicola montana Peale. See page 573. 



fMicrotus montanus arizonensis Bailey. 



Proc. Biol. Soc. Washington 12 : 88, Apr. 30, 1898. 



. 24778 Skin and skull. Adult male. Springerville, Apache County, 

 32179 



Ariz. November 7, 1890. Collected by E. W. Nelson. Original 

 number 153. 



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



fMicrotus montanus caryi Bailey. 



Proc. Biol. Soc. Washington 30 : 29, Feb. 21, 1917. 

 168670. Skin and skull. Adult male. Milford, Fremont County, 

 Wyo. May 8, 1910. Collected by Merritt Cary, Original number 

 1912. 

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



f Arvicola (Mynomes) mordax Merriam. 



North Amer. Fauna 5 : 61, July 30, 1891. 

 ^^MicroUis longiraudus mordax (Merriam). See Goldman, Journ. Mamm. 19: 

 491, Nov. 14, 1938. 



-?^^. Skin and skull. Adult male. Sawtooth (or Alturas) Lake, 

 31635 



east base of Sawtooth Mountains, altitude 7,200 feet, Blaine 

 County, Idaho. September 29, 1890. Collected by C. Hart Mer- 

 riam and Vernon Bailey. Original number 1903. 

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



fMicrotus mordax bernardinus Merriam. 



Proc. Biol. Soc. Washington 21 : 145, June 9, 1908. 

 =Microtus longicaudus bernardinus Merriam. See Goldman, Journ. Mamm. 



19 : 492, Nov. 14, 1938. 

 150632. Skin and skull. Adult male. Dry Lake, San Bernardino 



Mountains, altitude 9,000 feet, at north base San Gorgonio Peak, 



San Bernardino County, Calif. August 21, 1907. Collected by 



Vernon Bailey. Original number 8749. 

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



fMicrotus muriei Nelson, 



Journ. Mamm. 12 : 311, Aug. 24, 1931. 

 243482. Skin and skull. Adult female. Kutuk River, tributary of 

 Alatna River, Endicott Mountains, Ala.ska. March 7, 1923. Col- 

 lected by O. J. Murie. Original number 1737. 

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



f Arvicola (Mynomes) nanus Merriam. 



North Amer. Fauna 5 : 63, July 30, 1891. 

 =Microtus montanun nanus (Merriam). See Hall, Proc. Biol. Soc. Washington 

 51: 133, Aug. 23, 1938. 



