Smithsonian Report, 1945. -Jackson 



Plate 8 



Desert bighorn, or Nelsons Mountain Sheep 

 A middle-aged ram al Boulder Canyon Wildlife Refuge, Nev. 



2. Musk ox. 



Middle-aged bull in pasture al the former Biological Survey Experimental Range, College, Alaska, prior 

 to shipment of the herd t<> Nunivak Island, June 19, 1935. 



