2. ATELES. 43 
crown very long, forming a large hood expanding over the eyebrow ; 
face reddish ; orbits blackish; thumb none; hair of the back one- 
coloured grey or black. 
Ateles cucullatus, Gray, P. Z. S. 1866 ! 
Hab. South America. 
6. Ateles marginatus, The Chuva. B.M. 
Uniform black; forehead and whiskers white; hair moderately 
long; face flesh-coloured ; orbits black; thumb none. 
Ateles marginatus, Kuhl, Beitr. p. 24; Geoff. Ann. Mus. xiii. p. 92, 
t.10. A, albifrons, Schinz. A. frontalis, Benn, P. Z. S. 1830-31 ! 
Hab. Brazil. 
7. Ateles hybridus. The Brown Spider Monkey. B.M. 
Ashy grey, blackish-washed ; hair very soft, rather curly, inter- 
mixed with some longer, stiffer, blackish hairs; crown of the head, 
forearms, legs to the knees, and the greater part of the tail black ; 
face blackish ?, with thin white hair on the lips; thumb none. 
ae hybridus, Geoff. Ann. Mus. xvii, p. 121; Guérin, Mag. Zool. 
, t 
Hab. St. Juan, Nicaragua. 
The eyebrows are black, and there are many elongate black hairs 
on the outside of the thigh; the inside of the thigh and of the arm 
near the arm-pit is greyish. 
Dr. Dahlbom, I suppose by mistake, describes the inside of the 
leg as white. 
8. Ateles melanochir. The Black-handed Spider Monkey. B.M. 
Pale brown, or red brown ; forehead, hands, and feet black; crown, 
browner red; the knee and front of fore leg often darker or blackish ; 
thumb none. 
Ateles melanochir, Desm. Mamm. p. 76. A. Geoffroyi, Kuhl. A. va- 
riegatus, Natterer ; Reichenbach, Atlas, f. 15, 16. 
Var. Pale yellowish; forehead, feet, and knees black; crown 
yellowish, black-washed ; shoulders grey, black-washed. B.M. 
Var. Pale yellowish white; shoulders and knees blackish-washed ; 
forehead, hands, and feet black ; crown golden brown on the sides, 
black in the centre. B. M. 
Hab. Carraccas, Sallé. 
Var.? frontatus. Pale reddish brown ; the forehead, feet, knees, 
and front of fore legs, blackish, B.M. 
Eriodes frontatus, Gray, Ann. §& Mag. N. H. x. 256, 1843; Zool. 
ELMS. Sulphur, t. 
Hab. West coast of America? 
