INTRODUCTION xcv 



336. Pithecus dollmani. Island of Singapore. 



337. Pithecus philippinensis. Islands of Luzon, and Mindanao, 



Philippine Archipelago. 



338. Pithecus p. apoensis. Island of Mindanao, Philippine Archi- 



pelago. 



339. Pithecus cagayanus. Island of Sulu. 



340. Pithecus pumilus. Bunoa Island, Tambelan Islands. 



341. Pithecus suluensis. Island of Sulu. 



Cercocebus. 



Range of the Genus. 



Ethiopian Region. 



Range of the Species. 



342. Cercocebus torquatus. Nigeria; Cameroon; and French 



Congo, West Africa. 



343. Cercocebus ^ethiops. Sierra Leone ; and Liberia ; West Africa. 



344. Cercocebus lunulatus. Gold Coast, West Africa. 



345. Cercocebus chrysogaster. Upper Congo. 



346. Cercocebus hagenbecki. "Upper Congo." 



347. Cercocebus agilis. French Congo. 



348. Cercocebus galeritus. Tana River, East Africa. 



349. Cercocebus albigena. Congo Free State, West Africa ; to Vic- 



toria Nyanza. 



350. Cercocebus a. johnstoni. Central Africa; Uganda to West 



Africa, Uganda, and Lake Mweru to Upper Congo. 



351. Cercocebus a. zenkeri. Bifindi on Lukenye River, Cameroon, 



West Africa. 



352. Cercocebus aterrimus. Basin of Central Congo. 



Rhinostigma. 



Range of the Genus. 



Ethiopian Region. 



Range of the Species. 



353. Rhinostigma hamlyni. Ituri forest, Congo State. 



