64 MAN AND APES. 



There are numerous species of Marmosets. 

 Several kinds have a long tuft of hair on each 

 side of the head. . 



One beautiful species, the Marikina or 

 Silky Monkey (Fig. 31), has the fur of golden 

 yellow. 



The Ouistitis has little intelligence, and 

 cannot, it appears, be taught the tricks easily 

 learned by other apes. 



Passing now to the second sub-order of the 

 Primates, i.e., to the Lemuroids, or Half-apes, 

 we find a geographical distribution of much 



interest. 



The great bulk of the sub-order is exclusively 

 confined to the Island of Madagascar, three 

 genera only being found on the continent of 

 Africa, and not elsewhere, and three others 

 in South Eastern Asia only. In fact, the 

 Lemuroids have a distribution on the earth's 

 surface similar to that of the woolly-haired 

 races of men. 



All the Half-apes differ strikingly from the 

 apes in external appearance, but there is much 



