SYNOPSIS OP THE SIMIAD^. 251 



fawn coloured, inhabits Java. (Allied to Cercopfthecug 



auratus. ) 

 5. S. PRUINOSCS. Desm. Mamm. Sup. p. 533. Hair black, 



mixed with white, without a white spot at the origin of the 



tail, as in S. maurus : tail brown. Inhabits Sumatra. 



(Allied to S. maurus.) 

 6. S. COMATUS.' Desm. Mamm. Supp. p. 533. Hair above 



gray, beneath whitish ; tail tipped with white ; hair of the 



crown black, long, forming an aigrette behind, and conceal. 



ing the ears. Inhabits Sumatra. 



GENUS IX. Cercopithecus, GEOFFROY. 

 The head round ; forehead receding ; facial angle 50 ; no 

 uperciliary ridges; nose flat; cheek-pouches and callosities ; tail 

 longer than the body. Africa and India. 



1 . C. AURATUS, Golden Guenon. Geoff. Ann. du Mus. xix. 

 p. 93. Desm. Mamm. p. 56. Above, golden yellow ; 

 beneath, paler ; black spot upon the knee ; hair of the 

 breast and cheeks long. Inhabits India and Molucca. 



2. C. TALAPOIN, the Talapoin Monkey. Penn. Quad. 206. 

 Geoff. Ann. du Mus. xix. p. 93. Hair above, olive ; 

 beneath, yellowish- white ; feet black. Inhabits India, ac- 

 cording to Buffon. (Described from Buffon. Supposed by 

 F .Cuvier to be the young of Cercocebus cynosurus.) 



3. C. LATIBARBUS, Purple-faced Bearded Monkey Desm. 

 Mamm. p. 57. Guenon a face pourpre, Buff. Simia 

 dentata, Shaw. Adult, hair woolly, black ; a large beard 

 extending laterally ; tail tufted at the end. Young^ hair 

 entirely red. Native country unknown. 



4. C. CEPHDB, Mustache Monkey Simia cephus, Linn. 

 Guenon moustac, Desm. Mamm. p. 57. Hair greenish- 

 brown, (according to Geoff, reddish-brown,) latter half of 

 the tail white ; nose and lips blue. Inhabits Guinea, 



