gastrotrichs
n.; n. pl. [Gr. gaster, stomach; thrix, hair]
A phylum of aquatic micrometazoans that are oblong, strap-shaped to ovoid tenpin-shaped and bear locomotor cilia on the flattened venter.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • animal — animalic /an euh mal ik/, animalian /an euh may lee euhn, mayl yeuhn/, adj. /an euh meuhl/, n. 1. any member of the kingdom Animalia, comprising multicellular organisms that have a well defined shape and usually limited growth, can move… …   Universalium

  • gastrotrich — gastrotrichan /gas tro tri keuhn/, adj. /gas treuh trik/, n. any of the microscopic, multicellular animals of the class or phylum Gastrotricha, of fresh or salt waters, characterized by bands of cilia on the ventral surface of the bottle shaped… …   Universalium

  • Gastrotricha — См. gastrotrichs …   Dictionary of invertebrate zoology

  • solenocyte — n. [Gr. solen, pipe; kytos, container] Specially modified tubular, ciliated or flagellated cells occurring in protonephridia and nephridia of some invertebrates and lower chordates. a. In protonephridial systems called flame cells or flame bulb;… …   Dictionary of invertebrate zoology

  • aschelminth — [ask′hel minth] n. in some systems of classification, any of a phylum (Aschelminthes) of wormlike animals, including rotifers, gastrotrichs, gordian worms, and nematodes: these animals are usually considered to be in separate phyla * * * ▪ former …   Universalium

  • trochelminth — /trok euhl minth/, n. any invertebrate of the phylum Trochelminthes (now usually broken up into several phyla), comprising the rotifers, gastrotrichs, and several other forms. [ < NL Trochelminthes phylum name, equiv. to Gk troch(ós) wheel +… …   Universalium

  • Nemathelminthes — Formerly considered a phylum to incorporate the pseudocelomate organisms, which now are divided into the distinct phyla Acanthocephala, Entoprocta, Rotifera, Gastrotricha, Kinorhyncha, Nematoda, and Nematomorpha. [nemat + G. helmins, helminthos,… …   Medical dictionary

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