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Taster :: Taster (n.) One of a peculiar kind of zooids situated on the polyp-stem of certain Siphonophora. They somewhat resemble the feeding zooids, but are destitute of mouths. See Siphonophora..

Diphyozooid :: Diphyozooid (n.) One of the free-swimming sexual zooids of Siphonophora.

Calicle :: Calicle (n.) One of the small cuplike cavities, often with elevated borders, covering the surface of most corals. Each is formed by a polyp. (b) One of the cuplike structures inclosing the zooids of certain hydroids. See Campanularian..

Polyp :: Polyp (n.) One of the feeding or nutritive zooids of a hydroid or coral.

Hydrosoma :: Hydrosoma (n.) All the zooids of a hydroid colony collectively, including the nutritive and reproductive zooids, and often other kinds..

Athecata :: Athecata (n. pl.) A division of Hydroidea in which the zooids are naked, or not inclosed in a capsule. See Tubularian..

Sporophore :: Sporogony (n.) The growth or development of an animal or a zooid from a nonsexual germ.

Antherozooid :: Antherozooid (n.) One of the mobile male reproductive bodies in the antheridia of cryptogams.

Zooid :: Zooid (a.) Pertaining to, or resembling, an animal..

Foraminifera :: Foraminifera (n. pl.) An extensive order of rhizopods which generally have a chambered calcareous shell formed by several united zooids. Many of them have perforated walls, whence the name. Some species are covered with sand. See Rhizophoda..

Polyzoon :: Polyzoon (n.) One of the individual zooids forming the compound organism of a polyzoan.

Coenenchyma :: Coenenchyma (n.) The common tissue which unites the polyps or zooids of a compound anthozoan or coral. It may be soft or more or less ossified. See Coral.

Tritozooid :: Tritozooid (n.) A zooid of the third generation in asexual reproduction.

Zooidal :: Zooidal (a.) Of or pertaining to a zooid; as, a zooidal form..

Dactylozooid :: Dactylozooid (n.) A kind of zooid of Siphonophora which has an elongated or even vermiform body, with one tentacle, but no mouth. See Siphonophora..

Protozoon :: Protozoon (n.) A single zooid of a compound protozoan.

Sporosac :: Sporosac (n.) A hydrozoan reproductive zooid or gonophore which does not become medusoid in form or structure. See Illust. under Athecata.

Campanularian :: Campanularian (n.) A hydroid of the family ampanularidae, characterized by having the polyps or zooids inclosed in bell-shaped calicles or hydrothecae..

Proliferation :: Proliferation (n.) The production of numerous zooids by budding, especially when buds arise from other buds in succession..

Gonosome :: Gonosome (n.) The reproductive zooids of a hydroid colony, collectively..

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