rhagon

rhagon
n. [Gr. rhax, grape]
(PORIFERA)
A larval stage of a sponge, conical in shape and tapering from a broad base to the summit bearing the single osculum.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • rhagon — ˈrāˌgän, ˈraˌ noun ( s) Etymology: New Latin, from Greek rhag , rhax grape, berry 1. : leucon 2. : a sponge or sponge larva of leuconoid structure in which the flagellated chambers are few in number and often adjoin the paragaster …   Useful english dictionary

  • sponge — spongeless, adj. spongelike, adj. spongingly, adv. /spunj/, n., v., sponged, sponging. n. 1. any aquatic, chiefly marine animal of the phylum Porifera, having a porous structure and usually a horny, siliceous or calcareous internal skeleton or… …   Universalium

  • Porifera — Éponges, Spongiaires Pour les articles homonymes, voir Éponge. Porifer …   Wikipédia en Français

  • rhagonoid — adjective or noun see rhagon …   Useful english dictionary

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