RODENTIA: CRICETIDAE 567 



Type Locality. — Kakhtul River, near its junction with Malchatna River, Alaska. 

 Range. — Southwestern Alaska, at base of Alaskan Peninsula, south, and east of 

 Kuskokwim River. 

 Lemmus trimucronatus harroldi Swarth* 



1931. Lemmus harroldi Swarth, Proc. Biol. Soc. Washington, vol. 44, p. 101, 

 Oct. 17, 1931. 



1944. Lemmus trimucronatus harroldi Davis, Murrelet, vol. 25, No. 2, p. 23, 



Sept. 19, 1944. 

 Type Locality. — Nunivak Island, Alaska. Range.— So far as known, restricted 

 to Nunivak Island. 

 Lemmus nigripes (True)f* 



1894. Myodes nigripes True, Diagnoses of new North American mammals, 

 p. 2, Apr. 26, 1894. (Preprint of Proc. U. S. Nat. Mus., vol. 17, p. 242, 

 Nov. 15, 1894.) 

 1896. L[emmus] nigripes Miller, North Amer. Fauna No. 12, p. 37, July 23, 



1896. 

 Type Locality. — Saint George Island, Pribilof Islands, Alaska. Range. — 

 Known from Saint George Island only. 



Tribe Microti (voles) 

 Genus CLETHRIONOMYS 32 Tilesius (red-backed mice) 



1850. Clethrionomys Tilesius, Isis, Encylopaedische Zeitschrift vorzuglich fur 

 Naturgeschichte, Physiologie, etc. (Miinchner Verein fur Naturkunde), No. 

 2, p. 28. (Type, Mus rutilus Schreber.) 



1874. Evotomys Coues, Proc. Acad. Nat. Sci. Philadelphia, vol. 26, p. 186, 

 December 15, 1874. (Type, Mus rutilus Pallas.) 



rutilus — group 

 Clethrionomys albiventer Hall and Gilmore* 



1932. Clethrionomys albiventer Hall and Gilmore, Univ. California Publ. 

 Zool., vol. 38, No. 9, p. 398, Sept. 17, 1932. 



Type Locality. — Sevoonga, 2 miles east of North Cape, St. Lawrence Island, 

 Bering Sea, Alaska. Range. — St. Lawrence Island. 



Clethrionomys rutilus dawsoni S3 (Merriam) * 



1888. Evotomys dawsoni Merriam, Amer. Nat., vol. 22, p. 650, July 1888. 

 1898. Evotomys alasccnsis Millerf, Proc. Acad. Nat. Sci. Philadelphia, vol. 50, 



p. 364, Oct. 15, 1898. (St. Michael, Norton Sound, Alaska. See Osgood, 



North Amer. Fauna No. 24, p. 34, Nov. 23, 1904.) 



32 Revised under the name Evotomys by V. Bailey, Proc. Biol. Soc. Washington, vol. 11, pp. 

 113-138, May 13, 1897. For use of the name Clethrionomys Tilesius in place of Evotomys 

 Coues see Palmer, Proc. Biol. Soc. Washington, vol. 41, p. 87, Mar. 16, 1928. 



M Clethrionomys dawsoni group revised by Orr, Journ. Mamra., vol. 26, No. 1, pp. 67-74, 

 Feb. 27, 1945. 



