10 SIMIADiE. CERCOl'ITUECl'S. 



Colobus verus. 



Van Bened., Bull, do l'Acad. des Sci. de Brux. torn. v. p. 344, 1838, 

 pi. (skull). 



CERCOPITHECUS. 



Teeth : — Incisors |j? ; Canines jf] ; Premolars || ; Molars ^ ;=32. 



The Samango. Cercopithecus samango. 

 *«. Skull. From the Stockholm Museum. 



Cercopithecus campbellii. 

 *«. Skull. W. Africa. 



The Pluto. Cercopithecus pluto. 



*<(. Skull. W. Africa. From the Zoological Society's Collection. 



Cercopithecus ludio. 

 *a. Skull. W. Africa. From the Zoological Society's Collection. 



The White-throated Monkey. Cercopithecus alhogularis. 



Cervical vertebrae 7 



Dorsal 12 



Lumbar 7 



Sacral 3 



Caudal 22 ? 



*a. Skull. India. 



b. Skull and body : adult. From the Zoological Society's Collection. 



e, d, e. Skulls : adult and young. From the Zoological Society's 



Collection. 

 /, <j. Skulls. From the Zoological Society's Collection. 

 h. Skeleton. 



The Grivet or Tota. Cercopithecus engythithia. 



Cervical vertebrae 7 



Dorsal 12 



Lumbar 7 



Sacral 3 



Caudal 26 or 27 



%. Skull. S. Africa. 



A. Skeleton. 



<•, (I. Skulls. From the Zoological Society's Collection. 



