RODENTIA: CRICETIDAE 605 



Microtus oeconomus popofensis Merriamf * 



1900. Microtus unalascensis popofensis Merriam, Proc. Washington Acad. 



Sci., vol. 2, p. 22, Mar. 14, 1900. 

 1942. M[icrotus] oec[onomus] popofensis Zimmermann, Arch. Naturgesch., 



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

 1950. M[icrotus] r[atticeps] popofensis Ognev, The mammals of Russia 

 (U.S.S.R.) and adjacent countries, Publ. Acad. Sci. U.S.S.R., vol. 7, p. 258. 

 Type Locality. — Popof Island, Shumagin Islands, Alaska. Range. — Known 

 from Popof Island only. 



Microtus oeconomus kadiacensis Merriamf* 



1897. Microtus kadiacensis Merriam, Proc. Biol. Soc. Washington, vol. 11, 



p. 222, July 15, 1897. 

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



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

 1950. M[icrotus] r[atticeps] kadiacensis Ognev, The mammals of Russia 

 (U.S.S.R.) and adjacent countries, Publ. Acad. Sci. U.S.S.R., vol. 7, p. 258. 

 Type Locality. — Kodiak Island, Alaska. Range. — From base of Alaska Pen- 

 insula (Osgood, North Amer. Fauna No. 24, p. 34, Nov. 23, 1904) eastward to 

 mainland and islands in vicinity of Prince William Sound (Heller, Uni. Cali- 

 fornia Publ. Zool., vol. 5, No. 11, p. 340, Mar. 5, 1910) . 



Microtus oeconomus elymocetes Osgoodf * 



1906. Microtus elymocetes Osgood, Proc. Biol. Soc. Washington, vol. 19, p. 71, 



May 1, 1906. 

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



Berlin, n. F., vol. 11, No. 2, p. 188, Sept. 10, 1942. 

 Type Locality. — East side of Montague Island, Prince William Sound, Alaska. 

 Range. — Montague Island (Heller, Univ. California Publ. Zool., vol. 5, No. 11, 

 p. 342, Mar. 5, 1910) . 



Microtus oeconomus yakutatensis Merriamf* 



1900. Microtus yakutatensis Merriam, Proc. Washington Acad. Sci., vol. 2, 



p. 22, Mar. 14, 1900. 

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



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

 1950. M[icrotus] r[atticeps] jakutatensis Ognev, The mammals of Russia 



(U.S.S.R.) and adjacent countries, Publ. Acad. Sci. U.S.S.R., vol. 7, p. 



258. 

 Type Locality. — North shore of Yakutat Bay, Alaska. Range. — Mainland 

 of Alaska from Glacier Bay to Prince William Sound. 



Microtus oeconomus sitkensis Merriamf* 



1897. Microtus sitkensis Merriam, Proc. Biol. Soc. Washington, vol. 11, 



p. 221, July 15, 1897. 

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



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

 1950. M[icrotus] r[atticeps] sitkensis Ognev, The mammals of Russia 



(U.S.S.R.) and adjacent countries, Publ. Acad. Sci. U.S.S.R., vol. 7, p. 258. 

 Type Locality. — Sitka, Alaska. Range. — Baranof and Chichagof Islands, 



