XXIII 



GAZELLES 



291 



they eat that of other antelopes. This may help to 

 explain the great number of gerenuks in Somaliland. 



The Gerenuk (Lithocranius ivalleri). 



There appears to be some doubt in the minds of 

 zoologists whether the pretty little Steinbok of British 

 East Africa is a variety of the steinbok so common 

 and so well-known in South Africa. Zoologists have 

 been acquainted with this little quadruped since the 

 great circumnavigator Captain Cook visited the Cape 

 of Good Hope in 1775. The males have a pair of horns 

 nearly vertical and about 2i inches long, and as their 

 generic name (raphiceros) implies they are pointed and 

 needle-like. 



u 2 



