protective zooid

protective zooid

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • tentaculozooid — n. [L. tentaculum, feeler; Gr. zoon, animal; eidos, form] (CNIDARIA: Hydrozoa) A modified polyp in the form of a single tentacle, usually found at the outermost part of the colony; a protective zooid; see tentaculozooid, gastrozooid …   Dictionary of invertebrate zoology

  • avicularium — avicularian, adj. /euh vik yeuh lair ee euhm/, n., pl. avicularia / lair ee euh/. Zool. a protective zooid of a bryozoan colony, having movable jaws that can be snapped shut. [ < NL; see AVI , CULE1, ARIUM] * * * …   Universalium

  • Bryozoa — Temporal range: Upper Cambrian–Recent[1] …   Wikipedia

  • moss animal — bryozoan. [1880 85] * * * ▪ invertebrate Introduction also called  bryozoan,         any member of the phylum Bryozoa (also called Polyzoa or Ectoprocta), in which there are about 5,000 extant species. Another 15,000 species are known only from… …   Universalium

  • Cnidaria — Temporal range: 580–0 Ma …   Wikipedia

  • cnidarian — /nuy dair ee euhn/, n. 1. any invertebrate animal, as a hydra, jellyfish, sea anemone, or coral, considered as belonging to the phylum Cnidaria, characterized by the specialized stinging structures in the tentacles surrounding the mouth; a… …   Universalium

  • tunicate — /tooh ni kit, kayt , tyooh /, n. 1. Zool. any sessile marine chordate of the subphylum Tunicata (Urochordata), having a saclike body enclosed in a thick membrane or tunic and two openings or siphons for the ingress and egress of water. adj. Also …   Universalium

  • 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

  • Hydroid — may refer to:Marine BiologyColonial, plant like animals closely related to jellyfish, with stinging cellsany member of the invertebrate order Hydroida (class Hydrozoa, phylum Cnidaria). Hydroids have three basic life cycle stages: (1) a tiny free …   Wikipedia

  • dactylozooid — 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 …   Dictionary of invertebrate zoology

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