or pereion noun Etymology: New Latin, from Greek peraiōn, present participle of peraioun to transport, from peraios situated beyond, from pera beyond; akin to Greek poros passage — more at fare Date: 1855 the thorax or the seven metameres comprising the thorax of some crustaceans (as a decapod)

New Collegiate Dictionary. 2001.

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  • pereon — Anterior portion of trunk with thoracopods, exclusive of maxillipedal somites and appendages. (Syn. paraeon, pereion) [McLaughlin, 1980]. Term referring to the free (unfused) thoracomeres posterior to the maxilliped bearing thoracomeres in… …   Crustacea glossary

  • Péréon — Le terme de péréon désigne la partie entre le céphalon et le telson portant les appendices natatoires ou ambulatoires. © Anatomie d un trilobite …   Wikipédia en Français

  • pereon — n. [Gr. peraioun, to convey] 1. (ARTHROPODA: Crustacea) A thoracic region of Isopoda; anterior portion of the trunk bearing thoracopods, except for maxillipedal somites and appendages. 2. pereion (ARTHROPODA: Insecta) see prothorax; pereonal adj …   Dictionary of invertebrate zoology

  • pereon — pe·re·on …   English syllables

  • pereon — noun see pereion …   Useful english dictionary

  • pereonite — A segment of the pereon. (Syn. pereomere) [Brusca and Brusca, 2002]. Somite belonging to the pereon [Holdich and Jones, 1983]. Somite of pereon. (Syn. paraeonite, pereionite) [McLaughlin, 1980]. (Order Cumacea): One of five segments (somites) of… …   Crustacea glossary

  • pereopod — See: pereiopod [Martin, 2005]. An appendage of the pereon [Brusca and Brusca, 2002]. Non maxilliped thoracic limbs; five pairs in Decapoda (thoracopods 4 8) and three pairs in Stomatopoda (thoracopods 6 8); includes one pair of chelipeds and four …   Crustacea glossary

  • thorax — Anteriormost division of the crustacean trunk [Brusca and Brusca, 2002]. Middle body region of eight somites bearing maxillipeds and pereopods [Poore, 2004]. see Cephalothorax [Butler, T.H.]. Tagma between cephalon and abdomen comprising anterior …   Crustacea glossary

  • cephalon — A term that refers to the head of a crustacean [Brusca and Brusca, 2002]. Anterior region of the body bearing the antennules, antennae, eyes, mandibles, maxillules, and maxillae [Holdich and Jones, 1983]. Anteriormost tagma, bearing eyes, mouth,… …   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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