224 



MAMMALS FROM BRISTOL BAY, ALASKA. 



20. Spermophihis empetra Pallas. Parn/s Spcrmophilc. 



jSTo. 13958, taken at Nusliagak, aj^proaches the subspecies Kodiacensis 

 ill the small amount of rufous which is present. The sides and belly 

 are lightly suffused with that tint, while on the shoulders and extremi- 

 ties it is somewhat stronger. 



21. Arctomys pruinosus Gmelin. Hoary Marmot. 



Two young specimens, respectively from the Upper and Lower Alek- 

 nagik Lakes ; a third still younger. The white on the head of No. 13G49 

 is very pure, and reaches back nearly to the base of the ears and down- 

 ward to the eyes. 



BOVID^. 



22. Ovis canadensis Dalli Nelson. Ball's Sheep. 



Dall's sheep, of which two sj^ecimens, a male and female, were ob- 

 tained by Mr. McKay, were reported to him to be plentiful in the Chig- 

 mit Mountains. The specimens procured were from that region. 



The following measurements were made upon the flat skins and the 

 horns : 



The color of the hair in both sexes is cream-white throughout. The 

 horns are also very light, but the hoofs are dull brown. The horns of 

 the male are flat toward the tip and quite sharply pointed. 



CERVIDiE. 

 23. Rangifer tarandus caribou (Kerr). Woodland Carihou. 



A male and a female were obtained at Nushagak in the early part of 

 1882, 



