gastrovascular system
The digestive-excretory system with out-pouchings and canals.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • gastrovascular — |ga(ˌ)strō+ adjective Etymology: International Scientific Vocabulary gastr + vascular : functioning in both digestion and circulation the coelenteron of a medusa serves as a gastrovascular system * * * /gas troh vas kyeuh leuhr/, adj. Zool.… …   Useful english dictionary

  • Gastrovascular cavity — Gastro vascular cavity, as the name indicates, functions in both digestion and the distribution of nutrients and particles to all parts of the body. Organisms belonging to two major phyla, the Cnidaria and the Platyhelminthes, possess… …   Wikipedia

  • digestive system, invertebrate — ▪ anatomy Introduction       any of the systems used by invertebrates for the process of digestion. Included are vacuolar and channel network systems, as well as more specialized saccular and tubular systems. Comparison of unicellular and… …   Universalium

  • Circulatory system — This article is about the organ system. For the band, see Circulatory System. For transport in plants, see Vascular tissue. Circulatory system …   Wikipedia

  • Pelagia noctiluca — Scientific classification Kingdom …   Wikipedia

  • ring canal — 1. (CNIDARIA: Hydrozoa) A circular canal around the margin of the umbrella into which the radial canal join as part of the gastrovascular system. 2. (ECHINODERMATA) A circular part of the water vascular system encircling the esophagus …   Dictionary of invertebrate zoology

  • Semaeostomeae — Taxobox name = Semaeostomeae image width = 250px image caption = Discomedusae . Plate from Ernst Haeckel s Kunstformen der Natur , 1904. Species at center is Cyanea annasethe , named after Haeckel s late wife Anna Sethe. regnum = Animalia phylum …   Wikipedia

  • Rugoconites — taxobox fossil range=Ediacaran image caption=Line drawing of Rugoconites fossils, not illustrating the rare frills . regnum=Animalia subregnum=Epitheliozoa subregnum authority=Axe phylum=Cnidaria classis=Medusae classis authority=Sepkoski 2002… …   Wikipedia

  • canal — n. [L. canalis, channel] 1. A groove, tube, or duct. 2. (ARTHROPODA: Insecta) The groove or sulcus on the mandible or mouth structures of insect larvae. 3. (CNIDARIA) Part of the gastrovascular system; in medusae may be radial or circular with… …   Dictionary of invertebrate zoology

  • meridional canal — (CTENOPHORA) One of the eight canals extending in an oral aboral direction under the external surface; part of the gastrovascular system; in Pleurobranchia it emits a greenish blue luminescence …   Dictionary of invertebrate zoology

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