The Collaborative International Dictionary of English v.0.48:

Aphaniptera \Aph`a*nip"te*ra\, n. pl. [NL., fr. Gr. ? invisible
   ('a priv. + ? to appear) + ? a wing.] (Zool.)
   A group of wingless insects, of which the flea in the type.
   See Flea.
   [1913 Webster]