INTRODUCTION lix 



Pace 



345. Cercocebus agilis Vol. II, 264 



346. Cercocebus hagenbecki " II, 265 



347. Cercocebus galeritus " II, 265 



Subgenus Lophocebus. 



348. Cercocebus albigena Vol. II, 266 



349. Cercocebus a. johnstoni " II, 267 



350. Cercocebus a. zenkeri " II, 269 



351. Cercocebus aterrimus " II, 270 



Genus Rhinostig.ma. 



Rhinostigma Elliot, Rev. Primates, 1912, p. 27i. Type 

 Cercopithecus hamlyni Pocock. 



352. Rhinostigma hamlyni \"ol. II, 273 



Genus Lasiopyga. 



Lasiopyga Illig., Prodr. Mamm. Av., 1811, p. 168. Type 

 Simia nictitans Linnsus. 



Subgenus Allochrocebus. 



353. Lasiopyga l'hoesti Vol. II, 297 



354. Lasiopyga insolita " II, 298 



Subgenus Rhinostictus. 



355. Lasiopyga petaurista Vol. II, 299 



356. Lasiopyga fantiensis " II, 300 



357. Lasiopyg.\ erythrogaster " II, 301 



358. Lasiopyga buttikoferi " II, 302 



359. Lasiopyga ascanius " II, 303 



360. Lasiopy'^ga a. whitesidei " II, 305 



361. Lasiopyga signata " II, 305 



362. Lasiopyga schmidti " II, 306 



Subgenus Melanocebus. 



363. Lasiopyga leucampyx Vol. II, 308 



364. Lasiopyga pluto " H, 308 



365. Lasiopyga nigrigenis " II, 310 



366. Lasiopyga boutourlini " II, 310 



367. Lasiopyga opisthosticta " II, 31 1 



