244 ALLEN'S NATURALIST'S LIBRARY. 



it may be from the northern coast of Colombia, as I am told 

 that a black Spider-Monkey, with long hair over its head, is 

 occasionally brought for sale into Cartagena." 



X. THE LONG-HAIRED SPIDER-MONKEY. ATELES VELLEROSUS. 



Ateles behebuth, GeofTr., Ann. Mus., vii., p. 27, pi. xvi. (1806) ; 



Gray, Cat. Monkeys Brit. Mus., p. 44 (1870) ; Schl., Mus. 



Pays Bas, vii., p. 178 (1876). 

 Le maritnonda, Humb. Obs. Zool., p. 325 (1811). 

 Ateles frontatus (nee Gray), Sclater, Nat. Hist. Rev., 1861, 



p. 509. 

 Ateles vellerosus, Gray, P. Z. S., 1865, p. 733 ; Reinh., P. Z. S-, 



1872, p. 797; Sclater, P. Z. S., 1873, pp. 5, 798, pi. ii. ; 



Alston, in Godman and Salvin, Biol. Centr. Amer. 



Mamm., p. 10 (1879). 

 Ateles fuliginosus (nee Kuhl), Schl., Mus. Pays Bas, vii., p. 



179 (1876;. 

 Ateles pan, Schl., t. c. p. 180 (1876). 



Characters. Closely allied to Ateles geoffroyi. Hair abun- 

 dant, long, soft, and flaccid. Face flesh-coloured, except for 

 a black bar from the corner of the eye to the cheek ; forehead 

 black, its hair short, reflexed, and uniting, so as to form an 

 erect, crest-like ridge, with the fur on the top of the head, 

 which is directed forward. General colour above black to 

 reddish-brown ; the head, back, outer side of the entire fore- 

 limb and of the lower part of the hind-limb, hands, and feet, 

 and upper surface of tail deep black; sides of body, loins, 

 and thighs yellowish-brown or dull black washed with rufous ; 

 whiskers, throat, whole of under surface of body, inside of fore- 

 and hind-limbs, and under surface of tail (this sometimes black) 

 yellowish-cream colour, but very variable, sharply defined from 



