THE TRUE LEMURS. 73 



THE RUFOUS LEMUR. LEMUR RUFUS. 



Has a yellowish-white frontal band and whiskers. 



THE BLACK-FACED LEMUR. LEMUR NIGRIFRONS. 



Has a brownish-black band over the forehead, including the 

 eyes; muzzle, patch on top of head including the ears, the 

 side of the head below the ears, sub-auricular tufts, throat and 

 under surface, grey. 



THE WHITE-FACED LEMUR. LEMUR ALBIFRONS. 



Forehead, top of head, ears, throat, and chest white. 



Pure albino varieties are also quite common. 



Distribution. — The Mongoose Lemur with its numerous 

 varieties is found throughout the island of Madagascar, in 

 Mayotte, and in Anjuan or Johanna Island, one of the Comoro 

 group. 



HaMts. — Gregarious and diurnal, feeding on fruits, insects, 

 and small animals. 



IV. SCLATER's LEMUR. LEMUR NIGERRIMUS. 



Lemur nigerrtmus, Scl, P. Z. S., 1880, p. 451, figs, i and 2 ; 



Milne-Edw. et Grandid., H. N. Madag., Mamm., pis. 154, 



155 (1890). 

 Lemur macaco (nee L.), Scl., P. Z. S., 1878, p. 1016. 

 Prosimia rufipes^ Gray, Ann. N. H., 1871, p. 339 (female). 



Characters — Face covered with short hair; ears nude and 

 without tufts ; nose-pad and lower lips nude. Similar to Z. 

 macaco^ but larger and more intensely black, with a raised crest 

 of upstanding hair on the head, formed by the longer fur of 

 the body terminating arcuately on the forehead. External ears 

 pinkish flesh-colour. Eyes blue, turning to green. Length, 

 16 inches ; tail, 20 inches. 



