ORYX— ROAN AND SABLE ANTELOPES 



87 



beisa of the Kilimanjaro district, has been named 0. b. annectans. It is 

 described as being generally like the typical beisa, but with the dark flank-stripe 

 narrower and the head-markings approaching those of callotis. Then the black 

 stripe passing through the eye extends downwards and forwards nearly to the 

 angle of the mouth, and the face-patch is broader at its lower end, so that 

 the two dark areas are closely approximated, as in callotis. In some cases the 

 eye-stripe passes down to unite with the black throat -stripe. The cheek- 



EEISA ORYX. 



teeth are intermediate between the small ones of beisa and the large ones of 

 callotis. 



Roan and sable Near akin to the oryx group are the large and handsome species 



Antelopes, respectively known as the sable antelope (Hippotragus niger) and 

 the roan antelope {H. equinus) ; the former being by far the more striking 

 animal of the two. The roan antelope, which is the larger, and is represented 

 by several more or less distinct local races, occurs, in suitable localities, almost 

 everywhere south of the Sahara, as well as in north-west Africa. Among its 

 characteristic features are the large ears, large white eye-tufts, cut off from the 



