genital somite

genital somite
(Subclass Copepoda):
Segment of body bearing gonopores. Typically corresponds to first abdominal segment, yet also to fused last thoracic and first abdominal somites. May be enlarged in parasitic female. (Syn. genital complex) [Stachowitsch, 1992].
(Subclass Copepoda):
The somite bearing the genital apertures, corresponding the seventh thoracic somite [Boxshall and Halsey, 2004].

Crustacea glossary. . 2011.

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  • genital segment — (Order Anostraca): Collective term for first and second abdominal somites. More or less fused and bearing penes in male and ovisac in female. (Syn. genital somite) [Stachowitsch, 1992] …   Crustacea glossary

  • genital appendage — (Class Cephalocarida): One of two reduced appendages on first abdominal somite (= ninth postcephalic segment). Ovisac of female is attached to genital appendage [Stachowitsch, 1992] …   Crustacea glossary

  • genital double-somite — (Subclass Copepoda): A division of the urosome formed from the genital and first abdominal somites [Boxshall and Halsey, 2004] …   Crustacea glossary

  • abdominal somite — Any single division of body behind thorax. (Syn. pleomere, pleonite) [Moore and McCormick, 1969]. Any single division of body between thorax and telson. (Syn. pleomere, pleonite) [McLaughlin, 1980]. (Class Cephalocarida): One of 11 segments of… …   Crustacea glossary

  • gonopore — External opening of the oviduct or vas deferens [Holdich and Jones, 1983]. Outlet for genital products, generally placed constantly in different crustaceans. (Syn. sexual pore) [Moore and McCormick, 1969]. Outlet for genital products. (Syn.… …   Crustacea glossary

  • abdomen — Posterior part of body, of six segments or somites, sometimes including tailfan [Poore, 2004]. Region of the body posterior to cephalothorax, consisting of six body segments and telson (see Fig. 13) [Hobbs and Jass, 1988]. That part of the body… …   Crustacea glossary

  • sternite — ( ) [Baba, 2005]. Sternal plastron, based on Munida. [Baba, 2005] A calcified plate on the ventral side of a segment between the bases of the appendages. [Warner, 1977] A segment of the ventral wall of the thorax [Ingle, 1983]. One of five… …   Crustacea glossary

  • oviduct — In females passageway from ovary to uterus and leading to genital aperture [Moore and McCormick, 1969]. Passageway from ovary to genital aperture [McLaughlin, 1980]. The duct connecting the posterior lobe of the ovary to the spermatheca [Ingle,… …   Crustacea glossary

  • penis — A papilla on the coxa of the fifth pereiopod or sternite of the male denoting the opening of the genital duct [Ingle, 1983]. Male copulatory organ. (May be exceptionally long in some cirripeds.) [Moore and McCormick, 1969]. Male copulatory organ; …   Crustacea glossary

  • ovary — Female reproductive organ, producing ova [Butler, T.H.]. In free living copepod unpaired, parasitic copepod paired, expanded section of female reproductive system in which eggs are produced. Located dorsally, above midgut, near border of head and …   Crustacea glossary

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