Source : Webster's Revised Unabridged Dictionary (1913)

Napu \Na*pu"\, n. [Native name.] (Zo["o]l.)
   A very small chevrotain ({Tragulus Javanicus}), native of
   Java. It is about the size of a hare, and is noted for its
   agility in leaping. Called also {Java musk deer}, {pygmy musk
   deer}, and {deerlet}.