64 CEBIDiE. 



Vai\ 6. Head and neck bLick, like var. 3 ; but no wbite spot on 

 the nose. Young without any ear-tufts. 



The young animals are nearly black, without any pencil to the 

 ears, and with the tail ringed. The young J. penicillatus has no 

 white spot on the nose. 



See Jacclms cJiri/sopi/giis, Xatterer ; Mikan, Del. Flor. et Faun. t. 

 Black ; rump and inner side of thighs golden ; forehead lurid 

 yellow ; mane descending below the humerus. JIab. Brazil. 



14. CEBUELLA. 



Ears small, short, slightly hairy externally, hid in the elongated 

 reversed hair of the crown ; no ear-tufts. Tail darker-ringed. 

 Back puuctulated. Lower cutting-teeth elongate, cylindrical, as 

 long as the canines. 



Jacchus, § Cebuella, Grat/, P. Z. S. 1866. 



Cebuella pygmsea. B. M. 



Fur ferruginous yellow, black- and red-varied ; neck, chest, 

 belly, and inside of the limbs yellowish ; hands and feet yellow 

 brown. , 



Hapale pygmaea, Spix, Bras. p. 32, t. 24. f. 2 ; Is. Geoff. ; Castelnau, 

 Expecl. Amer. Sud, t. 5. f. 1, 2. H. (Cebuella) pygmsea, Gray, 

 P. Z. S. 1866. 



Hah. Brazil. 



15. MICO. 



Ears large, exposed, naked externally, and internally without any 

 pencil of hairs. Tail black, not annulated. Lower cutting-teeth 

 elongate, slender, cylindrical, as long as the canines. 



Mico (part.), Lessmi. Jacclius, § Mice, Gray, P. Z. S. 1866. 



Mico melanurus. B. M. 



Fur ashy brown ; head and limbs dark brown ; front of body 

 paler ; front of thighs and band across loins whitish ; tail black. 



Jacclius melanurus, Geoff". J. leucomeros, Gray, Ann. 4* Mag. N. H. 

 1846 ! J. (Mico) melanurus, Gray, P. Z. S. 1866 ! Hapale melaniura, 

 Wayner, Schreh. v. p. 15. 



Albino. Body, head, and limbs white ; tail black. B. II. 



Mico, Buffon, H. N. Siuiia argentata, Linn. Jacchus argentatus, 

 Geoff. Fair Monkey, PeM««/i<. Gehvi?, cwoms,, Bluinv. Osieogr. 



Ilab. Brazil ; Bolivia, Bridges. 



* * Lower cutting-teeth short, truncated ; lower canities conical, exserted. 



16. LEONTOPITHECUS. 

 Head covered with elongate hairs, those round the face bent back- 



