320 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



west in nortlieni California to Trinity and Salmon Mountains, 

 east to Warner Mountains (Bailey, N. Anier. Fauna, 17, 1900, 

 p. 50;Mus. Vert. Zool.). 



Microtus mordax bernardinus Merriam 

 San Bernardino Meadow Mouse 

 Original description — Microtus mordax bcrnatdiiiKS Mer- 

 riam, Proc. Biol. Soc. Wash.. 21. June 9, 1908. p. 145. 



Type locality — Dry Lake, 9000 feet altitude, San Bernar- 

 dino Mountains, California. 



Range — High Transition and Boreal zones in the San Ber- 

 nardino Mountains. San Bernardino County, California (Mer- 

 riam, supra cit.; Mus. Vert. Zool.). 



Microtus mordax angusticeps Bailey 

 Northwest Coast Meadow Mouse 

 Original description — Microtus angusticeps Bailey, Proc. 

 Biol. Soc. Wash., 12, April 30, 1898, p. 86. 



Type locality — Crescent City, Del Norte Count}\ California. 

 Synonym — Coast Vole, part. 



Range — Transition and Boreal zones in extreme northwest 

 humid coast belt: south to Eureka. Humboldt County (Bailey, 

 N. Amer. Fauna. 17. 1900. p. 52; Mus. Vert. Zool.)'. 



Microtus oregoni oregoni (Bachman) 

 Oregon Meadow Mouse 



Original description — An'icola oregoni Bachman, Journ. 

 Acad. Nat. Sci. Phila.. 8. 1839, pp. 60. 61. 



Type locality — Astoria. Oregon. 



Synonym — Oregon Vole. 



Ra)ige — Transition and Boreal zones in extreme northwest 

 humiil coast belt, south to Dyerville. llumboUlt County, and 

 interiorly to Hoopa Valley (Bailey, N. Amer. Fauna, 17, 1900, 

 p. 71 ; Mus. Vert. Zool). 



Microtus oregoni adocetus Merriam 

 Yolla Bolly Meadow Mouse 

 Original description — ^ficrotus orego)ii adocetus Merriam, 

 Proc. Biol. Soc. Wash., 21, June 9, 1908, pp. 145, 146. 



