heteronereid

heteronereid
n. [Gr. heteros, different; Neris, family Nerididae]
(ANNELIDA: Polychaeta)
A specialized, free swimming, sexually dimorphic marine worm that gives off sex products into the water and dies after spawning; see epitoky.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • heteronereid — I. |hed.ərō|nirēə̇d adjective Etymology: New Latin heteronereid , heteronereis : of, relating to, or having the characters of a heteronereis II. noun ( s) : heteronereis …   Useful english dictionary

  • heteronereid — het·er·o·ne·re·id …   English syllables

  • Nereis vexillosa — Scientific classification Kingdom: Animalia Phylum: Annelida Class: Polychaeta …   Wikipedia

  • epitoky — 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… …   Dictionary of invertebrate zoology

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