208 BULLETIN 19, UNITED STATES NATIONAL MUSEUM. 



t*Dicrostonyx unalascensis Merriam. 



1900. Dicrostonyx unalascensis Merriam, Proc. Washington 



Acad. Sci., vol. 2, p. 25. March 14, 1900. 

 Type Locality. — ^Unalaska, Alaska. 



Genus PHENACOMYS Merriam.* 



1889. Phenacomys Merriam, North Amer. Fauna, No. 2, p. 28. 

 October 30, 1889. Type, Phenacomys intermedius Merriam. 



*Phenacomys intermedius Merriam. 



1889. Phenacomys intermedius Merriam, North Amer. Fauna, 



No. 2, p. 32. October 30, 1889. 

 Type Locality. — Basaltic plateau about 20 miles north north- 

 west of Kamloops, British Columbia, Canada. Altitude, 

 5,500 feet. 



t*Phenacomys orophilus Merriam. 



1891. Phenacomys orophilus Merriam, North Amer. Fauna, 

 No. 5, p. 65. July 30, 1891. 

 tl894. Phenacomys truei Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 6, p. 331. November 7, 1894. (Black Hills, now Lara- 

 mie Mountains, Wyoming.) 

 Type Locality. — Salmon River Mountains, Idaho (near head 

 of Timber Creek). Altitude, 10,500 feet. 



*Phenacomyr olympicus Elliot. 



1899. Phenacomys olympicus Elliot, Field Columb. Mus., publ. 

 30, zool. ser., vol. 1, p. 225. February 1, 1899. 

 (See note, page 400.) 

 Type Locality. — Happy Lake, Olympic Mountains, Clallam 

 County, Washington. Altitude, 5,000 feet. 



t*Phenacomys preblei Merriam. 



1897. Phenacomys prehlei Merriam, Proc. Biol. Soc. Wash- 

 ington, vol. 11, p. 45. March 16, 1897. 

 Type Locality. — Twin Peak, near Long's Peak, Boulder 

 County, Colorado. Altitude, 9,000 feet. 



Phenacomys constablei Allen. 



1899. Phenacomys constahlei Allen, Bull. Amer. Mus. Nat. 



Hist., vol. 12, p. 4. March 4, 1899. 

 Type Locality. — Telegraph Creek, British Columbia, Canada. 



t*Phenacomys latimanus Merriam. 



1889. Phenacomys latimanus Merriam, North Amer. Fauna, 



No. 2, p. 34. October 30, 1889. 

 Type Locality. — Fort Chimo, Ungava, Canada. 



1 Revised by Miller, Proc. Biol. Soc. Washington, vol. 11, pp. 77-87, April 21, 1897, but this paper can 

 no longer be regarded as authoritative. 



