n. [Gr. daktylos, finger; zoon, animal]
(CNIDARIA: Hydrozoa)
In colonial hydrozoans, a hydroid modified for protection and the capture of prey; protective polyp, zooid or machozooid; a hydrocyst; a palpon; see tentaculozooid, gastrozooid.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • dactylozooid — dac tyl*o*zo oid (d[a^]k t[i^]*l[ o]*z[=o] oid), n. [Gr. da ktylos finger + E. zooid.] (Zo[ o]l.) A kind of zooid of Siphonophora which has an elongated or even vermiform body, with one tentacle, but no mouth. See {Siphonophora}. [1913 Webster] …   The Collaborative International Dictionary of English

  • dactylozooid — dac·ty·lo·zooid …   English syllables

  • dactylozooid — |daktə(ˌ)lō, tələ+ noun Etymology: International Scientific Vocabulary dactyl + zooid : a tentacular mouthless zooid in certain hydrozoans that performs tactile and protective functions for the colony …   Useful english dictionary

  • Portuguese Man o' War — This article is about the marine invertebrate. For other uses, see Man O War (disambiguation). Portuguese Man o War Scientific classification Kingdom …   Wikipedia

  • cyston — n. [Gr. kystis, bladder] (CNIDARIA: Hydrozoa) A colony dactylozooid modified for excretory function …   Dictionary of invertebrate zoology

  • dactylopore — n. [Gr. daktylos, finger; poros, passage] (CNIDARIA: Hydrozoa) An opening in the coenosteum of a milleporinan coral for a dactylozooid …   Dictionary of invertebrate zoology

  • gastrozooid — n. [Gr. gaster, stomach; zoon, animal] (CNIDARIA: Hydrozoa) In some colonial cnidarians, a hydroid modified for feeding and digestion, also called siphons; in most species, they fulfill the defensive functions of the colony; see dactylozooid …   Dictionary of invertebrate zoology

  • hydrocyst — see dactylozooid …   Dictionary of invertebrate zoology

  • machozooid — see dactylozooid …   Dictionary of invertebrate zoology

  • nematozooid — n. [Gr. nema, thread; zoon, animal; eidos, form] (CNIDARIA: Hydrozoa) A defense polyp; machozooid; dactylozooid …   Dictionary of invertebrate zoology

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