RODENTIA: CRICETIDAE 603 



Type Locality. — Hudson Bay. Range. — Northwestern Canada and Alaska, 

 from northern Manitoba (Churchill and Nelson Rivers) to central Alberta, north 

 to Arctic coast, east of Anderson River (Anderson, Nat. Mus. Canada Bull. 102 

 (1946) , p. 160, Jan. 24, 1947) , and west to central Alaska (Osgood, North Amer. 

 Fauna No. 30, p. 25, Oct. 7, 1909; Dixon, U. S. Nat. Park Service Fauna No. 3, p. 

 187, 1938). 



chrotorrhinus — group 43 

 Microtus chrotorrhinus chrotorrhinus (Miller) * 



1894. Arvicola chrotorrhinus Miller, Proc. Boston Soc. Nat. Hist., vol. 26, 

 p. 190, Mar. 24, 1894. 



1896. Microtus chrotorrhinus Bangs, Proc. Biol. Soc. Washington, vol. 10, p. 

 49, Mar. 9, 1896. 



Type Locality. — Head of Tuckerman's Ravine, Mount Washington, Coos 

 County, N. H. Altitude, 5,300 feet. Range. — Eastern Quebec (Mount Albert, 

 Gaspe, altitude 3,500 feet) and central Quebec, northern New Brunswick (Grand 

 River), and central Ontario west to east side of Lake Superior (Pancake Bay) 

 and north side as far west as Schreiber (Anderson, Nat. Mus. Canada Bull. 102 

 (1946), p. 159, Jan. 24, 1947); southward to northern Minnesota (Swanson, 

 Minnesota Dept. Conserv. Techn. Bull. 2, p. 91, 1945), Maine, New Hampshire, 

 and Adirondacks and Catskills in New York and Pennsylvania. 



Microtus chrotorrhinus ravus Bangs* 



1898. Microtus chrotorrhinus ravus Bangs, Proc. Biol. Soc. Washington, 

 vol. 12, p. 188, Nov. 16, 1898. 



Type Locality. — Black Bay, Strait of Belle Isle, Labrador, Canada. Range. — 

 From type locality northward on Atlantic coast of Laborador to Port Manvers 

 and Curlew Harbour (See also Anderson, Nat. Mus. Canada Bull. 102 (1946), 

 p. 159, Jan. 24, 1947) . 



Microtus chrotorrhinus carolinensis Komarek* 



1932. Microtus chrotorrhinus carolinensis Komarek, Journ. Mamra., vol. 13, 

 No. 2, p. 158, May 11, 1932. 



Type Locality. — About 5 miles north of Smokemont, on a tributary of Bradley 

 Fork, a small branch of Oconalufty River, Swain County, Great Smoky Moun- 

 tains, N. C. Altitude, 3,200 feet. Range.— Wooded slopes above 3,000 feet 

 in Great Smoky Mountains of Sevier County, Tenn., and Swain County, N. C; 

 and north to Randolph County, W. Va. (Handley and Patton, Wild mammals of 

 Virginia, p. 174, 1947). 



oeconomus — group 

 Microtus oeconomus operarius (Nelson) f * 



1893. Arvicola operarius Nelson, Proc. Biol. Soc. Washington, vol. 8, p. 

 139, Dec. 28, 1893. 



1897. [Microtus] operarius Trouessart, Catalogus Mammalium . . . , fasc. 3, 

 p. 564. 



1942. M[icrotus] oec[onomus] operarius Zimmermann, Arch. Naturg., Berlin, 

 n. F., vol. 11, No. 2, p. 187, Sept. 10, 1942. 



43 Subspecies reviewed by E. V. Komarek, Journ. Mamm., vol. 13, No. 2, pp. 155-158, May 11. 

 1932. 



