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Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

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<strong>Online</strong> <strong>Dictionary</strong> <strong>of</strong> <strong>Invertebrate</strong> <strong>Zoology</strong> 383gamogony see gamogenesisgamones n. [Gr. gamos, marriage; -one, mimics ending <strong>of</strong>hormone] A group <strong>of</strong> biological agents that cause initiation<strong>of</strong> fertilization.gamophase see haplophaseganglia allata see corpora allataganglion n.; pl. -glia [Gr. ganglion, swelling] A discrete group<strong>of</strong> nerve cell bodies acting as a center <strong>of</strong> nervous influence.gangliate a.ganglionic center Where two or more ganglia <strong>of</strong> adjoiningsegments coalesce.ganglionic commissure A nerve cord connecting any two adjacentganglia.ganglionic layer see laminaganglionic plate see laminaganglion ventriculare (ARTHRO: Insecta) The ganglion in front<strong>of</strong> the proventriculus.gap n. [ON. gap] 1. Discontinuity. 2. A narrow unstained regionin a chromosome representing chromosome structuralchanges caused by mutagens.gaper a. [ON. gapa, yawn, gape] 1. An invertebrate thatgapes. 2. (MOLL: Bivalvia) In oysters, used to denote adead or dying individual with gaping valves and some remainingmeat. see gaping.gaping a. [ON. gapa, yawn, gape] (MOLL: Bivalvia) Pertainingto an opening along the margin <strong>of</strong> a shell that does notnaturally shut tightly together, i.e., s<strong>of</strong>t shelled clams;gapers. see gaper.gaseous exchange The exchange <strong>of</strong> gases between an organismand its environment.gaseous plastron see plastrongas gland (CNID: Hydrozoa) In Siphonophora, glandular epitheliumthat secretes an air-like gas into a float.gaster n. [Gr. gaster, stomach] 1. Stomach. 2. (ARTHRO: Insecta)The major part <strong>of</strong> the abdomen behind the pedicel inthreadwaisted Hymenoptera.

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