The Collaborative International Dictionary of English v.0.48:
Tentaculata \Ten*tac`u*la"ta\, n. pl. [NL.] (Zool.) A division of Ctenophora including those which have two long tentacles. [1913 Webster] TentaculateWordNet (r) 3.0 (2006):
Tentaculata n 1: ctenophores have retractile tentacles [syn: Tentaculata, class Tentaculata]