The Collaborative International Dictionary of English v.0.48:

Macaca radiata \Macaca radiata\ n.
   An Indian macaque with a bonnetlike tuft of hair.

   Syn: bonnet macaque, bonnet monkey, capped macaque, crown
        monkey.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Macaca radiata
    n 1: Indian macaque with a bonnet-like tuft of hair [syn:
         bonnet macaque, bonnet monkey, capped macaque, crown
         monkey, Macaca radiata]