EPITOKY

epitoky: translation

n. [Gr. epi, upon; tokos, birth]

(ANNELIDA: Polychaeta)

Reproduction of certain dimorphic swarming worms in which structural modifications such as enlarged eyes, nonfunctional gut and modification of parapodia for swimming occur; also called hetero-forms: heteronereis, heterosyllid; see heteronereid.