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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> 935carapace posterior to the postcervical groove, sometimesjoining the upper part <strong>of</strong> the postcervical groove.urogastric lobe or area (ARTHRO: Crustacea) In Decapoda, aposterior division <strong>of</strong> the gastric region <strong>of</strong> a brachyurancarapace; genital region.urogenital a. [L. urina, urine; gignere, to beget] Of or pertainingto the urinary and genital system.urogenital opening (MOLL: Bivalvia) Opening through whichthe gonadal products and excretory products are releasedinto the cloacal passage <strong>of</strong> the exhalant mantle chamber.urogomphi n.pl.; sing. urogomphus [Gr. oura, tail; gomphos,club] (ARTHRO: Insecta) In Coleoptera larvae, a pair <strong>of</strong> outgrowths<strong>of</strong> the tergum <strong>of</strong> segment 9 in the form <strong>of</strong> shortspines or multiarticulate processes; pseudocerci; corniculi.uromere n. [Gr. oura, tail; meros, part] (ARTHRO) An abdominalsegment.uropatagium n.; pl. uropatagia [Gr. oura, tail; patagium,border] (ARTHRO: Insecta) One <strong>of</strong> the paraprocts located oneither side <strong>of</strong> the anus.uropod(ite) n. [Gr. oura, tail; pous, foot] (ARTHRO: Crustacea)1. In Malacostraca, an appendage <strong>of</strong> the 6th abdominalsomite, fanlike or reduced or modified. 2. In Amphipoda,the last 3 pairs <strong>of</strong> abdominal appendages.uropolar cells (MESO: Rhombozoa) In Dicyemida, somatodermcells at the posterior end <strong>of</strong> the trunk.uropore n. [Gr. ouron, urine; poros, passage] (ARTHRO: Chelicerata)In Prostigmata and Tarsonemida, an externalopening <strong>of</strong> the excretory duct in groups that have an incompletegut. see anus.urosome, urosoma n. [Gr. oura, tail; soma, body] 1. (AR-THRO) The abdomen. 2. (ARTHRO: Crustacea) That part <strong>of</strong>the body posterior to the major articulation, usually includinglast 3 abdominal somites, bearing modified appendages.urosternite n. [Gr. oura, tail; sternon, chest] (ARTHRO) Thesternal or ventral part <strong>of</strong> the uromeres.urotergite n. [Gr. oura, tail; L. tergum, back] (ARTHRO) An

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