Source : Webster's Revised Unabridged Dictionary (1913)

Rhipidoglossa \Rhi*pi`do*glos"sa\, n.pl. [NL., fr. Gr. ??? a fan
   + ???? a tongue.] (Zo["o]l.)
   A division of gastropod mollusks having a large number of
   long, divergent, hooklike, lingual teeth in each transverse
   row. It includes the scutibranchs. See Illustration in
   Appendix.