32 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 51 



Remarks. — 'This species heretofore has not been known outside 

 of Alaska, but, as might have been anticipated, skulls of this species 

 were observed at Fox Gulch, Bonanza Creek, Yukon Territory, Can- 

 ada, by the writer during the summer of 1907. In the foreground 

 of plate iv, fig. 1, may be seen a portion of the skull and horn cores 



Fig. 4. — Scapula of Bison crassicornis (?) 



(Cat. No. 5941) from "Palisade?,'' on the Yukon River. (See 2, Fig. 2.) 



Greatest length, 22J /• inches. 



of this species. Remains of B. crassicornis have been collected from 

 the following localities: On the tundra back of Point Barrow, Ele- 

 phant Point, Eschscholtz Bay, Little Minook Creek, Little Minook 

 Creek Junior, and Bonanza Creek. Yukon Territory. Canada. 



