T H E P A T A S, &c. 147 



body is almoft: red, and that on the under parts, 

 as the throat, breaft, and belly, is of a yellow 

 gray colour. This fpecies varies in the colour 

 of the band above the eyes. It is black in fome, 

 and white in others. They walk oftener oa 

 four than on two feet. When enraged, they a- 

 gitate not their jaws, like the other monkeys. 

 From the point of the muzzle to the origin of 

 the tail, they are about a foot and a half or two 

 feet in length. Some of them, as appears from 

 the relations of travellers, are larger. The fe- 

 males menftruate. 



K 2 The 



