EVOTOMYS. 231 



c. Krofonn/s gnppcyi Toringi Bailey. 



Evotomys gapperi loringi Bailey, Proc. Biol. Soc. Wash., xi, 1S97, 

 p. 125. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, 

 p. 173. Zool. Ser. 

 Loring's Red-backed Vole. 



Type locality. Portland, Traill County, North Dakota. 

 Geogr. Distr. Timbered valleys along edge of plains in Minnesota, 

 and eastern North and South Dakota. 



(l. Erotonnjn g(ip}tcri gnlii (Merriam). 



Evotomys galei Merr., X. Am. Faun., No. 4, 1890, p. 23, pi. 11, 



fig- 3- 

 Evotomys gapperi galei Elliot, Syn. N. Am. Mamm., F. C. ]\I. 



Pub., II, 1901, p. 173. Zool. Ser. 



Gale's Red-backed Vole. 



Type locality. Ward, Boulder County, Colorado. Altitude, 9,000 

 feet. 



Geogr. Distr. Mountains of Colorado, north on eastern ranges of 

 Rocky Mountains to northern Montana. 



e. ErofoJin/s gdpperi safjtrnfu.H Rhoads. 



Evotomys gapperi satiiratiis Rhoads, Proc. Acad. Nat. Scien. Phil., 

 1894, p. 284. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 174. Zool. Ser. 



RiCH-COLOURED ReD-BACKED VoLE. 



Type locality. Nelson, British Columbia, Canada, on the Koote- 

 nay River, thirty miles north of the Washington boundary line. 



Geogr. Distr. Blue Mountains of Oregon, mountains of northern 

 Idaho, and northward into British Columbia to Cariboo Lake, Canada. 



550. Evotomys brevicaudus (Merriam). 



Evotomys gapperi brevicaudus Merr., N. Am. Fatm., No. 5, 1891, 



p. 119, pi. Ill, figs. 7, 8. 

 Evotomys brevicaudus Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 174. Zool. Ser. 

 Short-tailed Red-backed Vole. 



Type locality. Near Custer, Black Hills, Custer County, South 

 Dakota. Altitude, 6,000 feet. 



Geogr. Distr. Black Hills, Custer County, South Dakota. 



551. Evotomys carolinensis Merriam. 



Evotomys carolinensis Merr., Am. Jour. Scien., 3d Ser., xxxvi, 

 1888, p. 460. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 

 i90i,p. 174. Zool. Ser. 



