SYSTEMATIC INDHX. 



CEBUS (continued). 



15. subcristatus, Gray ... ... ... ... ... ... 218 



16. capillatus, Gray 219 



17. azarse, Rennger... ... ... ... ... ... 219 



18. fallax, Schl 220 



II. LAGOTHRIX, Geoffr 220 



1. lagothrix (Humb ) 222 



2. infumatus (Spix) ... 223 



III. BRACHYTELES, Spix 224 



I. arachnoides (Geoflr. ) 226 



IV. ATELES, Geoffr 227 



1. variegatus, Wagner 231 



2. geoffroyi, Kuhl 233 



3. rufiventris, Scl. ... ... ... ... ... ... ... 236 



4. paniscus (Linn.) 237 



5. marginatus, Kuhl ... .. ... ... ... ... 239 



6. ater, F. Cuv 241 



7. grisescens, Gray 242 



8. fusciceps, Gray 242 



9. cucullatus, Gray 243 



lo. vellerosus, Gray 244 



FAMILY CERCOPITHECID^; 249 



SUB-FAMILY CERCOPITHECIN^i 252 



I. PAPIO, Erxl 255 



1. maimon (Linn.) 258 



2. leucophaeus (F. Cuv.) 260 



3. doguera (Pucher. and Schimp.) 262 



4. porcarius (Bodd.) 263 



5. babouin (Desm.)... ... ... ... ... ... ... 265 



6. anubis(F. Cuv. and Geoflr.) 266 



7. thoth (Ogilby) 268 



8. ibeanus, Thomas 269 



9. sphynx (Geoffr.) 269 



10. hamadryas (Linn.) 272 



11. langheldi, Matschie 275 



II. THEROPITHECUS, Is. Geoffr. .. 276 



1. gelada (Riipp.) ... 2?6 



2. obscurus, Hengl. 2 -g 



III. CYNOPITHECUS, Is. Geoffr. 2 g 



i. niger (Desm.) 2gl 



