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EASTERN ETHIOPIA 



xxi 



The Skull of an Antelope. 



The sheath has been removed from one horn in order to display 

 the core and show its connection with the frontal bone. 

 (Museum, Royal College of Surgeons, England.) 



The horns of antelopes form two groups : (l) Spiral 

 or Corkscrew horns, and (2) Annulated horns. 



(l) Spiral Horns. Corkscrew horns vary much in 



