\Ap`pen*dic`u*la"ri*a\, n. [NL.] (Zo["o]l.)
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.