CHAPTER XII. 



Q U A D R U M A N A. 



MONKEYS. 



[HE American monkeys consist of two chief families, 

 the Cebidse, and the Midas or Marmosets, 

 which are again separated into thirteen genera, 

 consisting of about eighty -six species, greatly diversified 

 among themselves. In America neither Pithecidae or Lemurs 

 are found: they exclusively inhabit the Old World. 



The Cebidse have thirty-six teeth ; the Marmosets possess 

 but thirty- two : three of them, however, are pre-molar, as are 

 three of those of the Cebidae, thus distinguishing them both 

 from all the forms of the Old World. 



The Marmosets are a low- type of apes their brain be ing- 

 smooth, and they having claws instead of nails ; but from 

 their intelligent-looking countenances, and their gentle, playful 

 disposition, they appear to have as much sense as the larger 

 apes. 



The American monkeys differ greatly in size and form. 

 The largest the savage black howler is nearly two feet 



