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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> 321elytriform a. [Gr. elytron, sheath; L. forma, shape] Shapedlike or resembling an elytron.elytrin n. [Gr. elytron, sheath; L. -ine, compound] (ARTHRO:Insecta) In Coleoptera, the chitinized composition <strong>of</strong> thebody surface covering.elytron n.; pl. -tra [Gr. elytron, sheath] 1. (ANN: Polychaeta)The numerous modified setae in the form <strong>of</strong> scales orplates. 2. (ARTHRO: Insecta) A thickened, leathery, orhorny fore wing or wing cover <strong>of</strong> certain insects. see hemelytron.3. Tegmen.elytrophore n. [Gr. elytron, sheath; phoreus, bearer] (ANN) Aprocess on the prostomium that bears an elytron.emandibulate a. [L. ex, out <strong>of</strong>; mandibula, jaw] Lacking welldeveloped mandibules.emarginate a. [L. emarginatus, notched at the apex] 1. Havinga margin or apex notched or indented. 2. (MOLL) Havingthe margin <strong>of</strong> the outer lip notched or variously excavated.embolium n.; pl. -lia [Gr. embolos, wedge] (ARTHRO: Insecta)1. In the hemipteran hemeletron, the narrow costal part <strong>of</strong>a wing, separated from the rest <strong>of</strong> the corium by a suture.2. A basal enlargement in the fore wing. embolar a.embolus n. [Gr. embolos, wedge] (ARTHRO: Chelicerata) 1.The distal division <strong>of</strong> the palpus <strong>of</strong> some spiders. 2. The intromittentportion <strong>of</strong> the male copulatory organ, containinga portion <strong>of</strong> the ejaculatory duct <strong>of</strong> spiders.emboly n. [Gr. embole, anything inserted] The formation <strong>of</strong> agastrula by the process <strong>of</strong> invagination.embossed a. [ME. embossen, to hide] Ornamented with araised pattern.embryo n.; pl. embryos [Gr. embryon, fetus] A young organismbefore emerging from the egg, or the body <strong>of</strong> themother.embryogenesis n. [Gr. embryon, fetus; genesis, beginning]Formation and development <strong>of</strong> an embryo from an egg;embrogeny.embryology n. [Gr. embryon, fetus; logos, discourse] The

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