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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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664Maggenti and Gardnerparietal pore 1. (ARTHRO: Crustacea) see longitudinal tube.2. (BRYO: Gymnolaemata) A hole in the distal wall <strong>of</strong> thezooecium allowing communicating fibers betweenpolypides.parietal region (MOLL: Gastropoda) The basal surface <strong>of</strong> thehelical spiral shell located within and without the aperture.parietal ridge (MOLL: Gastropoda) The prominence on the parietallip near the adapical corner <strong>of</strong> the aperture.parietal septum see longitudinal septumparietal tube see longitudinal tubeparietal wall see parietal regionparieto-basilar muscles (CNID: Anthozoa) Muscles on thecolumn <strong>of</strong> Actinaria that run obliquely from the outer ends<strong>of</strong> the mesenteries near the base on to the central parts <strong>of</strong>the pedal disk; functioning to aid in fastening the animal tothe substratum.parivincular a. [L. par, equal; vinculum, bond] (MOLL: Bivalvia)Having a ligament similar to a cylinder split on oneside, attached by several edges (nymphae), with one edgeto each valve. see opisthodetic, amphidetic.parocciput n. [Gr. para, beside; L. occiput, back <strong>of</strong> head] (AR-THRO: Insecta) A thickening <strong>of</strong> the occiput for articulation <strong>of</strong>the cervical sclerites.paronychium n.; pl. -ia [Gr. para, beside; onykos, claw] (AR-THRO: Insecta) A bristle-like appendage on the pulvillusbetween the tarsal claw.pars n.; pl. partes [L. pars, part] A part <strong>of</strong> an organ.pars ampullaris (ARTHRO: Crustacea) In Malacostraca (Hoplocaridaand Anaspidacea), a bottle-shaped structure at theentrance <strong>of</strong> the digestive glands into the pyloric chamber <strong>of</strong>the stomach.pars basalis see cardopars bothrialis (PLATY: Cestoda) In Trypanorhyncha, a division<strong>of</strong> the scolex from the anterior end to the hind margin <strong>of</strong>the bothridia.pars bulbosa (PLATY: Cestoda) In Trypanorhyncha, a division

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