198 Darwin, and after Darwin, 
position (B). “The skull exhibits a partial attenua- 
tion anteriorly, the premaxillaries are directed about 
Fic. 88.—Skulls of—A, Canadian Stag ; B, Cervalces Americanus ; 
and C, Elk. (After Heilprin.) 
equally downward and forward, and the nasal bones 
are measurably contracted in size. The horns like- 
