The Collaborative International Dictionary of English v.0.48:

Carcharodon \Carcharodon\ prop. n.
   A genus of sharks including man-eating sharks, such as the
   great white shark, Carcharodon carcharias.

   Syn: genus Carcharodon.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Carcharodon
    n 1: man-eating sharks [syn: Carcharodon, genus Carcharodon]