MICKOTUS ASCIIIZOMYS-^EVOTOMYS. 93 



Microtus unalascensis Merriani. Biolouical Survoy colloction. 



I'lw. Biol. Soo. Wasli., XI, p. 222, July 15, 1897. 

 |§|:j|^ Skinandskiill. Iiuiiiatmv female. Unalaska, Alaska. August 

 13, 18!U. Collected by Dr. ('. Hurt Merriam. 



Woll-made skin in good conilitinn; skull perfect, except for Kliijht p(»rforation 

 in brain case. 



Microtus californicus vallicola I)aile3\ Biological Survey coll. 



Proc. Biol. Soe. Wash., XII, p. Sii, April 30, 1898. 

 fiio'i- Skin and skull. Adult female. Lone Pine, Inyo County, 

 California. December 23, 1890. Collected by E. W. Nelson. 

 Original niiniber 14!>. 



Well-iiiaiie skin in fjood condition; skull perfect, except for slightly fractured 

 frontals. 



Microtus yakutatensis Mei'riam. Biological Survey collection. 



IVoc. Wash. Acad. Sci., 11, p. 22, .March 14, 1900. 

 98005. Skin and skull. Adult male. North shore Yakutut Bay, 

 Ahtska. June 19, 1899. Collected by Dr. C. Hart Merriam. 

 Original number 21(»1 (Dr. A. K. Fisher). 



Well-made skin in good condition; skull perfect. 



Genus ASCHIZOMYS. 



Aschizomys lemminus Miller. 



Proc. Acad. Xat. Sci., Phila., 1898, p. .'!(]9, October 15, 1898. 

 /VVA- Skin and skull and dried body. Adult male. Kelsey Station, 

 Plover Bay, Bering Strait, Siberia. Collected by C. W. Baxter, 

 Western Union Company\s Overland International Telegra])h 

 Expedition. Original number 423. vSkin catalogued Jainiary.. 

 1ST2: skull, .Vpril 29, 1S!»T. 



Well-made skin in good condition; skull perfect, except on the left sitle, 

 where the roots of the molars liave been purposely exposed. The dried-up 

 I)ody is al.^o present. The specimen was originally preserved in alcohol and 

 made into a study skin many years later. 



Genus EVOTOMYS. 



Evotomys alascensis Miller. 



I'ruc. .Vcad. Xal. Sci. Phila., 1898, p. :!()4, October 15, 1898. 

 = Evotomys dawsoni Merriam. See Osgood, North Anier. Fauna, No. 24, p. .'^4, 

 Noveml)er 28, 1904. 



■Alls- Skin and skull. Adult male. St. Michael, Ala.^ka. October 

 2»;, isT'.t. Collected l)y E. \V. Nel.-^on. Original numbei- !•<;. Skin 

 catalogued J ime 11, 18,S4 ; skull, MnvAi 19, ISSC. 



Recently remade as a study skin, in good condition; skull perfect, but rather 

 poorly ileaned. 



