J3o EVOTOMYS. 



Evotomys nttilns True, Proc. U. S. Nat. Mus., 1885, p. 596. (nee 



Mus nttilns Pallas.) 

 ALASKA RED-BACKED VOLE. 



Type locality. St. Michaels, Norton Sound, Alaska. 



Geogr. Distr. Alaska. Fort Yukon to St. Michaels. Limits of 

 range unknown. 



548. Evotomys orca Merriam. 



Evotomys orca Merr., Proc. Wash. Acad. Scien., n, 1900, p. 24. 



Elliot, Syn. N. Am. Mamm., F. C. M. Pub., n, 1901, p. 172. 



Zool. Ser. 

 ORCA RED-BACKED VOLE. 



Type locality. Orca, Prince William Sound, Alaska. 

 Geogr. Distr. Known only from the type locality. 



549. Evotomys gapperi (Vigors). 



Arvicola gapperi Vigors, Zool. Journ., v, 1830, p. 204, pi. ix. 

 Evotomys fiiscodorsalis Allen, Bull. Am. Mus. Nat. Hist. N. Y., 



1894, p. 103. 

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



1901, p. 172, fig. 37. Zool. Ser. 

 GAPPER'S RED-BACKED VOLE. 



Type locality. Vicinity of Lake Simcoe, Ontario, Canada. 

 Geogr. Distr. Pennsylvania, New Jersey, and Massachusetts north- 

 ward, and in Canada west to the Rocky Mountains. 



a. /'/(>/ fin/ 1/.^ >/(/) firi'i ac/i /-((.celt * Miller. 



Evotomys gapperi ochraceus Miller, Proc. Bost. Soc. Nat. Hist., 

 xxvi, 1894, p. 193. Elliot, Syn. N. Am. Mamm., F. C. M. 

 Pub., n, 1901, p. 172. Zool. Ser. 

 OCHRACEOUS RED-BACKED VOLE. 



Type locality. Mount Washington, Coos County, New Hampshire. 

 Altitude, 5,500 feet. 



Geogr. Distr. White Mountains of New Hampshire, and probably 

 east to Nova Scotia. 



/>. l-'.ratiiiii ijx o'fi/ififfi rliondxi Stonr. 



Evotomys gap peri r//<></</.w' Stone, Amer. Nat., xxvn, 1893, p. 55. 

 Klli-.t, Syn. X. Am. Mamm., F. C. M. Pub., n, IQOT, p. 173. 

 Zool. Ser. 

 RIIOADS' RED-BACKED VOLE. 



Type locality. May's Landing, Atlantic County. Xc\v Jersey. 

 Geogr. Distr. Known only from the type- locality. 



