58 NATURAL HISTORY ESSAYS 



of the horns, coinciding as they do within limits, 

 constitute the final link in our chain of facts : for 

 unlike the dimensions of the skin, they cannot be 

 distorted and overstretched in stuffinor, and must 

 always remain unaltered. Enough has now been 

 said to prove to the hilt the right of the blaauwbok 

 to rank as a distinct form, 



Qjiod e7'at demonstrandum. 



