448 MAMMALIA. 



gular in some species ; they have cheek pouches, and a tail at 

 least the length of their body. 



Sub-Genus 1. — Lasiopyga. — Illiger. — The hands are longer 

 than the fore-arms ; anterior thumbs short and slender ; with- 

 out callosities on the hinder parts, but bordered with long cili- 

 ated hairs. 



Cercopithecus ncemeus. — The Cochin-China Monkky 



Plate V*. fig. 4.— Described, vol. II. p. 440. 



Sub- Genus 2 Nasalis Geoffroy. — Nose produced, and 



disproportionately long; ears small and round; body gross; 

 anterior hands with four fingers only, and a short thumb; pos- 

 terior hands broader, with thick nails ; tail longer than the 

 body, with callosities on the hinder parts. 



Cercopithecus nasicus. — The Proeoscis Monkey. — Plate 

 V*. fig. 5. — Face somewhat curved, brown, marked with blue 

 and red ; head chestnut coloured, large in proportion to the 

 size of the body ; ears broad, thin, naked, and hid with hair ; 

 body chestnut colour, approaching to orange on the breast; 

 throat and shoulders with long hair, resembling a tippet. Two 

 feet long from the nose to the tail. Inhabits India, principally 

 at Cochin-China. 



Sub-Genus 3. — Cercopithecus. — Linnceus. — The head is 

 roimd, the coronal surface produced ; facial angle 50 degrees ; 

 superciliary ridges a-wanting ; nose depressed, nostrils open at 

 the top of the nasal furrows ; orbitary hollows with smooth 

 edges ; no callosities on the hinder parts. 



Cercopithecus mona. — The Varied Monkey. — Plate VI. fig. 

 9 Described, vol. II. p. 439. 



Sub-Genus 4. — Cercocebus. — Geoffroy. — Muzzle somewhat 

 longer than the preceding ; facial angle 43 degrees ; margins of 

 the orbits projecting. 



Cercopithecus sabcEus. — The Green Monkey. — Plate VI. 

 fig. 7 Described, vol. II. p. 439. 



Genus 6. — Macacus. — Lacepede. 



Generic Character. — Teeth, same as in all others of the Ape 

 tribe, thirty-two in number ; canines, very strong; facial angle 



