guiba.

from The Collaborative International Dictionary of English v.0.48

Guib \Guib\, n. (Zool.)
   A West African antelope ({Tragelaphus scriptus}), curiously
   marked with white stripes and spots on a reddish fawn ground,
   and hence called {harnessed antelope}; -- called also
   {guiba.}
   [1913 Webster]