86 



APES, MONKEYS, AND LEMURS 



the neighborhood of Samen, we have the evidence of several of the earlier 

 travelers to prove. In Southern Abyssinia it appears to be of comparatively com- 

 mon occurrence in the district of Gojam, and thence it extends further to the south- 

 ward into the Galla country. From the Galla country and Somaliland the guereza 

 appears to range to the southwest into the Niam-Niam district, lying to the north- 

 west of L,ake Albert Nyanza, and to the southward as far as Kilima-Njaro on the 

 east coast. 



The head, body, and limbs of the guereza are covered with jet black hair of 

 moderate length ; but on either side of the back there arises a line of long hair, 

 hanging down below the flanks, and forming a kind of mantle of a pure white 



THE GUEREZA MONKEY. 



(One-tenth natural size.) 



color. The dark face is also surrounded with a fringe of the same white hair, 

 which forms long whiskers lying flat on the cheeks, and directed backwards. The 

 long tail terminates in a white tuft. The contrast of the white of the mantle, 

 cheeks, and tail against the velvety black of the rest of the body is most striking 

 and without exact parallel among other Mammals, although the coloration of the 

 skunk is somewhat suggestive of it. 



Handsome as is the ordinary guereza in these respects, it is, however, exceeded 

 by a variety occurring commonly at an elevation of about three thousand feet on 

 the flanks of Kilima-Njaro, while the common race is believed to exist in the 

 plains around. In the common guereza the first 12 or 16 inches of the tail are 



