Source : Webster's Revised Unabridged Dictionary (1913)

Tentaculata \Ten*tac`u*la"ta\, n. pl. [NL.] (Zo["o]l.)
   A division of Ctenophora including those which have two long
   tentacles.

Source : WordNet®

Tentaculata
     n : ctenophores have retractile tentacles [syn: {class
         Tentaculata}]