262 SYNOPSIS OP THE SIMIAB^!. 



long, prehensile, entirely covered \vitli hair; gregarious; habits 

 lively, active. 



1. C. APELLA, the Weeper Sapajou Simia apella, Linn. 



Sajou, Audeb. Sajou brun, Geoff. Ann. du Mus. xix. 

 p. 109. Sapajou sajou, Desm. Mamm. p. 81. Deep 

 brown above, of a clearer and lighter shade beneath ; cro wn, 

 feet, and tail, blackish-brown ; face generally surrounded 

 with a lighter shade. Inhabits Guiana. (Not found in 

 Brasil, (P. Maximilien.') 



This species is subject to considerable variety in the shade of 

 the colours. 



2. C. ROBUSTUS. Prince Maximilien's Sapajou Sapnjou 



robuste, Desm. Mamm. p. 80. Brown ; upper part of 

 the head, neck, and a circle round the face, black ; arms 

 clear yellowish ; fore part of the neck and belly in the 

 male chestnut-red ; in the young and females, yellowish 

 or fawn colour. Inhabits Brasil. (Does not pass the river 

 Doce to the South P. Maximilien.) 



3. C. GRISEUS, Gray Sapajou. Sapajou gris, Desm. Mamm. 

 p. 81. Sajou, F. Cuvier, Hist. Nat. des Mammif. 

 Above yellowish-brown, mingled with gray ; below of a 

 clear fawn colour ; crown black ; face surrounded with 

 black ; sometimes white upon the neck and breast. In- 

 habits Guiana. 



A variety is described by Desmarest with the upper parts yellow- 

 ish-brown, paler beneath ; crown black ; sides of the head, an- 

 terior part of forearms, neck, and breast, white ; face flesh-colour. 

 This is described from a single specimen, not adult, and most 

 probably distinct, the markings being so different. 



4. C. BARBATOS, Bearded Sapajou. Cebusalbus, Geoff". Ann. 

 du Mus. xix. p. 112. Sapajou barbu, Desm. Mamm. 

 p. 82. Grayish-red ; under parts reddish ; beard lengthen- 

 ed upon the cheeks, dark chestnut ; hair long and crisp. 

 Inhabits Guiana. 



Varies according to age to gray and white. We have followed 

 Desmarest in considering Geoffrey's Cebut albus as one of the 

 above varieties. 



