44 CEBID,E. 



9. Ateles omatus. The Brilliant Spider Monhey. B. M. 



Black ; sides and imderparts of body and inside of upper arms 

 and logs red brown ; lower legs reddisli ; withers, outer sides of 

 shoulders, and forearms white-grizzled ; whiskers grey ; thumb 

 none. 



Hah. South America. 



Like A. melanochir with all the colour intensified ; but the fore- 

 head and whole U2:)per part of the head and the outside of the arms 

 and legs is black. 



10. Ateles albifrons. TJie Wliite-fronted Spider Monhey. B. M. 



Pale grey brown ; forehead white ; crown darker brown ; tail, 

 outside of the limbs, feet, and groin reddish ; knees, elbows, and 

 hands black ; outer and hinder side of the forearm blackish -washed ; 

 thumb none. 



Huh. South America. Presented by General Fox. 



It differs from the pale varieties of A. melanochir in the forehead 

 being white, fringed below with the dark hairs of the eyebrows, and 

 in the feet being red. It may be only a variety. 



** The inside of the legs and underside of the body white. 



11. Ateles Belzebuth. The Belzehuth. B. M. 



Black or reddish ; loins paler ; chest, belly, and inside of the fore 

 legs, front of the thighs and the under surface of the tail whitish ; 

 hair rather elongate, flaccid ; thumb none. 



Belz6buth, Brisson, R. A. p. 214. Ateles Belzebuth, Geoff. Attn. 

 Mus. xiii. p. 27, 1. 16. A. Brissonii, Fischer. A. fiiUginosus, AU;/. 



Var. 1. Black or blackish ; loins paler ; head and limbs black. 



B.M. 



Var. 2. Blackish ; loins and part of sides, head, and limbs brown 

 black. B. M. 



Var. 3. Grey ; head, shoulders, feet, taU, and outside of the 

 limbs black ; underside of the body and inside of legs grey. B. M. 



Var. 4. brimneus. Brown, or brown-washed grey ; cheek, loins, 



and outside of the thighs whiter; chest, throat, inside of hmbs 



pale grey ; crown, outside of limbs, and upper surface of tail darker 



brown. B. M. 



A. brunneus, Gray, MS. 



Hah. Brazil. 



12. Ateles veUerosns. The Long-haired Spider Monl-ey. B. M. 



Blackish ; loins rather browner ; head, outside of limbs, and the 

 upper and lower part of the tail black ; throat, chest, beUy, and inside 

 of the limbs greyish white ; hair long, flaccid. Thumb none. 

 Ateles veUerosus, Gray, I'. Z. S. 18(55 ! 



Hub. BrazU. 



