The Collaborative International Dictionary of English v.0.48:

Apod \Ap"od\, Apode \Ap"ode\, n.; pl. Apodsor Apodes. [Gr.
   ?, ?, footless; 'a priv. + ?, ?, foot.] (Zool.)
   One of certain animals that have no feet or footlike organs;
   esp. one of certain fabulous birds which were said to have no
   feet.
   [1913 Webster]

   Note: The bird of paradise formerly had the name Paradisea
         apoda, being supposed to have no feet, as these were
         wanting in the specimens first obtained from the East
         Indies.
         [1913 Webster]