RODENTIA: CRICETIDAE 429 



Type Locality. — Vancouver Island, British Columbia, Canada. Range. — Van- 

 couver Island. 



Castor canadensis sagittattis Benson* 



1933. Castor canadensis sagittatus Benson, Journ. Mamm., vol. 14, No. 4, p. 

 320, Nov. 13, 1933. 



Type Locality. — Indianpoint Creek, 16 miles northeast of Barkerville, British 

 Columbia, Canada. Altitude, 3,200 feet. Range. — Interior of British Columbia 

 from southern border (Newgate on Kootenay River near northwestern Montana 

 boundary, and Meadow Creek near Yahk northeast of Montana-Idaho corner) 

 north to Cariboo Range (Indianpoint Lake, Isaacs Lake, and other points in 

 Barkerville region, South Murphy Lake), Finlay River (Fort Grahame, Wistaria 

 near Burns Lake, Sinhut Lake near Vanderhoof ) , north to Liard River (Lower 

 Liard Crossing) and probably parts of southeastern Yukon; intergrades with 

 belugae in northwestern parts of its range and probably with pacificus farther 

 south (Anderson, Nat. Mus. Canada Bull. 102 (1946), p. 133, Jan. 24, 1947) ; 

 probably also in Kootenay National Forest in extreme northwestern Montana; 

 and probably northern Idaho south to Clearwater hydrographic basin (Davis, 

 The Recent mammals of Idaho, p. 274, Apr. 5, 1939) . 



Castor canadensis belugae Taylor* 



1916. Castor canadensis belugae Taylor, Univ. California Publ. Zool., vol. 12, 

 No. 15, p. 429, Mar. 20, 1916. 



Type Locality. — Beluga River, Cook Inlet region, Alaska. Range. — From 

 Cook Inlet region of Alaska south along coast to west branch of Homathko River 

 (northeast of Bute Inlet, opposite Vancouver Island) , British Columbia, Canada; 

 intergradation toward sagittatus on lower Stikine River and at Anahim Lake 

 near head of Dean Inlet (Benson, Journ. Mamm., vol. 14, No. 4, p. 324, Nov. 13, 

 1933). Recorded also at Stuie, near head of Bella Coola River (Anderson, Nat. 

 Mus. Canada Bull. 102 (1946), p. 132, Jan. 24, 1947). 



Castor canadensis phaeus Heller* 



1909. Castor canadensis phaeus Heller, Univ. California Publ. Zool., vol. 5, 



No. 2, p. 250, Feb. 18, 1909. 

 Type Locality. — Pleasant Bay, Admiralty Island, Alaska. Range. — Admiralty 

 Island. 



Suborder MYOMORPHA 



Superfamily MUROIDEA 

 Family Cricetidae 



Subfamily CRICETINAE 

 Genus ORYZOMYS 7 Baird (rice rats) 



1858. Oryzomys Baird, Mammals, in Rep. Expl. Surv. Railr. to Pacific, vol. 8, 

 pt. 1 (Washington, 1857), p. 458, July 14, 1858. (Type, Mus palustris 

 Harlan.) 



7 Revised by Goldman, North Amer. Fauna No. 43, Sept. 23, 1918. 



