crassodon nobis Klappan Creek ( = Third 



South Fork Stikine Riv- 

 er), British Columbia. 



crassus nobis * Upper Macmillan River, Yu- 

 kon. 



mirabilis Merriam l Admiralty Island, Alaska. 



absarokus Merriam x Little Bighorn River, north- 

 ern Bighorn Mountains, 

 Montana. 



Alascensis group: 



Ursus alascensis Merriam Unalaklik River, Alaska. 



toklat Merriam Head of Toklat River, north 



base Alaska Range, near 

 Mount McKinley, Alaska 



latifrons Merriam Jasper House, Alberta. 



Richardsoni group: 



Ursus richardsoni Swainson Shore of Arctic Ocean, west 



side Bathurst Inlet, near 

 mouth of Hood River. 



russelli Merriam * West side Mackenzie River 



delta, Canada. 



phaonyx Merriam l Glacier Mountain, Tanana 



Mts., Alaska (about 2 

 miles below source of Com- 

 et Creek, near Forty-mile 

 Creek, between Yukon and 

 Tanana Rivers). 



internationalis Merriam Alaska- Yukon boundary, 



about 50 miles south of 

 Arctic coast. 



ophrus Merriam Eastern British Columbia 



(exact locality unknown). 



washake Merriam North Fork Shoshone River, 



Absaroka Mts., western 

 Wyoming. 



1 ".Reference to group provisional." 

 26 7 



