Appendicularia

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Appendicularia \Ap`pen*dic`u*la"ri*a\, n. [NL.] (Zool.)
     A genus of small free-swimming Tunicata, shaped somewhat like
     a tadpole, and remarkable for resemblances to the larv[ae] of
     other Tunicata. It is the type of the order Copelata or
     Larvalia. See Illustration in Appendix.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  appendicularia
       n : free-swimming tadpole-shaped pelagic tunicate resembling
           larvae of other tunicates