The Collaborative International Dictionary of English v.0.48:

Koolokamba \Koo`lo*kam"ba\, n. (Zool.)
   A west African anthropoid ape (Troglodytes koolokamba, or
   Troglodytes Aubryi), allied to the chimpanzee and gorilla,
   and, in some respects, intermediate between them.
   [1913 Webster]