DAMAt/TS. 173 



ous nucleus or case a considerable cavity, commu- 

 nicating (in all the species we have been able to 

 examine), externally by a sinus, which passes un- 

 der the horny substance, nearly opposite the root 

 of the ear."* With one exception they inhabit 

 Africa. 



The Damalis, as a genus, or his Acronotine 

 group, Major Smitn has divided into subgenera, the 

 first of which will be represented by 



* Major Smith, iv. p. 345. 



