O. CEDUS. 49 



3. Cebus pallidus. The Slender Cebus. B.M. 



The cro\vn-patch on the back of the head, small, blackish or brown, 

 often with a small short crest on each side. Fur soft, fulvous or 

 greyish fulvous ; the limbs and tail darker brown ; beard golden 

 yellow. 



Cebus pallidus, Grai/, P. Z. S. ; List Mamm. B. M. ! C. elegans, 

 /. Geoff. Cat. p. 45, 1851. ? C. gi-acUis, Sjiix, Bras. t. 5 (young). 



Hah. Bolivia, Bridges ! 



See 



a. C. harhatus, Geoif. Fur nearly uniformly fulvous ; forehead 



whitish ; occiput rather darker ; beard golden yellow. Var. 

 albino, Cebus alius, Geotf. 



b. C.Jlainis, Geof[. Slmiajldva, Schrk^h. Fur brownish fulvous 



or pale fulvous ; forehead white, black, or brown ; spot on 

 cro^^^l and occiput pointed in front. Albino variety, C. 

 fulvits, D'Orbigny, Voy. t. Ifab. Bolivia. 



4. Cebus cirrifer. The Tufted Cebus. B. M. 



Fur short, close, black ; face, chin, cheeks, sides of forehead, 

 and narrow band over the eyebrow yellowish white, with interspersed 

 blackish hairs ; hair of the head reversed, sometimes erected into 

 two long bent-back tufts. 

 Cebus cirrifer, Geoff". 



Hah. South America. 



5. Cebus vellerosus. The Thich-furred Cebus. B. M. 



Fur very thick, elongated, blackish brown, with longer shining 

 hairs ; the toj) of the head, nape, and whiskers black ; limbs and 

 tail blackish ; crown-spot black, narrow, produced on the sides into 

 two thick erect pencils. 



Cebus vellerosus, /. Geoff. Cat. p. 44. 



Hah. Brazil, Lord Stuart de Rothsay. 



The ^Museum specimen does not show the white hairs scattered 

 in the fur mentioned by M. I. Geoffroy. It differs from most Cebi 

 in the front of the shoulders being like the back. 



III. Hairs of crown short, rejic.ved, adprcssed ; not forming a crest or horns. 

 G. Cebus capucinus. The Capuchin. B. M. 



Fur brown, washed with golden ; sides of forehead, face, throat, 

 chest, and front of shoulders pale yellow ; crown with black or 

 dark-brown spot, narrow and extended, Avith a line to the base of 

 the nose in front, and expanded on the nape. 



Cebus capucinus, Geoff. 1 'nr. ? C. libidinosus, Spur, Bras. t. 2. 



Hah. Brazil. 



