MAMMALIA. 
37 
Cercopithecus sabceus .— The Green Monkey. 
Plate V. fig. 7. 
Fur on the upper part, of a fine greenish olive ; throat, belly, 
and inside of the limbs, silvery white; coronal surface pyra- 
midical; the face deep black; cheeks with long yellowish-white 
hairs; tail yellow, eighteen inches long; length of the body, 
fourteen inches. 
Inhabits Senegal, the banks of the Niger, and the Cape de 
Verd Islands. 
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 
40 degrees; superciliary and occipital ridges very distinct; tail 
very short, or only a small tubercle in its stead; cheek pouches 
and callosities distinct; ears angular; general aspect of the face 
like that of a dog. 
Sub-Genus 1.— Macacus, Proper.—The tail more or less 
long. 
Macacus nemistrinus .— The Brown Baboon. 
Plate IV. fig. 6. 
The muzzle large and thick; face and ears naked, and of a 
flesh colour; hair on the head and back deep olive ; paler on the 
belly : the eyes hazel; it has cheek pouches, and red callosities 
on the hinder parts. 
Inhabits Sumatra and Japan. 
Sub-Genus 2.— Magot.— A simple tubercle is substituted 
for the tail. 
Macacus inuus.— The Barbary Ape. 
Plate V. fig. 3. 
The fur is grayish-green, lighter on the belly ; a small tubercle 
in place of a tail; the nose is prominent. Two feet and a half 
high. 
c 
