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Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

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> 391ventral invagination containing the phallic organs.genital coelom (MOLL) The lamina <strong>of</strong> the gonads.genital cone (ARTHRO: Crustacea) Single or paired testesopenings on the eighth thoracic sternite <strong>of</strong> males.genital cord see genital rachis/cordgenital disc (ARTHRO: Insecta) The imaginal disc from whichthe reproductive duct system and the external genitalia areformed in the vinegar fly, Drosophila .genital duct see gonoductgenital fossa see fenestragenital groove 1. (ARTHRO: Chelicerata) In some female spiders,a cleft posterior to the epigynum into which the fertilizationduct opens and through which the eggs pass. 2.(ECHI) A depression, with or without setae, extending fromthe nephridopore(s) to the mouth on the ventral surface.genital hamule/hook see hamular hook, hamulus anterioris,hamulus posteriorisgenitalia n.pl. [L. genitalis, pert. to procreation] 1. The sexualorgans and associated structures. 2. (ARTHRO: Chelicerata)In male and female spiders, the sclerotized genital structures.3. (ARTHRO: Insecta) Usually applied to the externalsexual organs; gonapophyses.genital lobe (ARTHRO: Insecta) In Odonata genitalia, a lobe <strong>of</strong>the postero-lateral angles <strong>of</strong> the second abdominal segment.genital opening 1. (ARTHRO: Chelicerata) a. In Acari, originallya transverse slit or trifid orifice associated with segmenteight. b. In many actinotrochid Acari, it is found in the progenitalchamber where it is named the eugenital opening.2. (MOLL: Bivalvia) Opening for gonadal products leadinginto the cloacal passage.genital organs The reproductive organs.genital papilla/papillae 1. (ANN) A protuberance below theneuropodium where a reproductive duct opens. 2. (AR-THRO: Chelicerata) Endite <strong>of</strong> an opisthosomatic appendage;shaped like an erectile papilla or verruca in Acari. 3. (AR-THRO: Crustacea) In some males, long genital processes on

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