12. CKR' OPITHECrS. 23 



having a yellowish-white spot over each eye, and a black 

 stripe on each side of the head from eye to ear. Up the 

 centre of the forehead runs a darkish stripe, each hair being 

 annulated ^vith black and greenish-yellow. There are no 

 white spots on the crupper. Hub. West Africa." 



11. Cercopithecus pogonias. Tlie Bearded Monkey. B. M. 



Fur greyish brown, minutely grey-grizzled; streak from eye to ear, 

 broad streak on back, hands and feet, and end of tail black ; fore- 

 head, whiskers, small moustache, and underside of body and outside 

 of limbs yellowish. 



Vur. With the broad dorsal streak only rather blackish. B. M. 



Cercopithecus pogonias, Bennett, P. Z. S. 1833, p. 67 ! Martin, i. 

 p. 543, f. 198 ! 



Hah. West Africa : Fernando Po, TJiompson. 



11*. Cercopithecus Erxlebenii. B. M, 



Fur olive-brown, minutely grizzled with yellow ; chest and under- 

 part of body, inside of limbs, and sides of the forehead yellow ; 

 hmbs, a broad streak from the eye to the ear, and end of tail 

 black ; ears with a red or yeUow pencil. 



Var. Erxlebenii. Back rather blacker behind ; underside of tail 

 yellowish. B. M. 



Cercopithecus Erxlebenii, Dahlbom and PucJieran, Rev. et Mar/asin 

 de Zoologie, 1856, p. 96; 1857, p. 196 ; Dahlbom, Zoologiska Shulier, 

 p. 109, t. 5. 



Var. nigripes (or adult). Back with a broad black streak ; under- 

 side of taU reddish. B. M. 



Cercopithecus nigripes, Dk Chaillii, Proc. Bostoti. N. H. Soc. ii. 1860, 

 p. 360 ! 



Hab. West Africa : Fernando Po, Tliompson ; Gaboon, Du 

 Chaillu. 



12. Cercopithecus Pluto. The Bhuh-belUed Monkey. 



Fur black, very closely grey-grizzled ; frontal band white ; sides of 

 forehead, shoulders, chest and limbs, and end of tail black ; under- 

 side of body and inside of thighs reddish black. 



Cercopithecus Pluto, Grat/, P. Z. S. 1848, p. 56, t. 3 ! 



Younfj. Back, head, and nape black, P. Z. S. 1848, t. 3 ! B. M. 



Hab. Angola. 



See C. htbiatus, Is. GeoiF. Arch, du ilus. ii., 1842; and var. 

 from Port Natal, Is. Geoff. Cat. p. 20. 



