Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 99slender, fine, extended, growing narrower, tapering.attingent a. [L. attignus, touching] Touching, making contact.attitude n. [L. aptus, suited] The posture or expression assumedby an organism.attractant n. [L. ad, toward; tractus, draw] A chemical substancecausing positive behavorial responses. see pheromone.attractor epimeralis muscle (ARTHRO: Crustacea) In Decapoda,a prominent muscle inserting along the line of thebrachiocardiac groove.attraction sphere see centrosomeattrition n. [L. ad, toward; tritus, rub] A rubbing out or grindingdown by friction.atyphlosolate a. [Gr. a, without; typhlos, blind; solen, channel]Without longitudinal infolding of the intestinal wall;without a typhlosole.atypical adv. [Gr. a, without; typos, shape] Irregular; notconforming to type.auditory a. [L. audire, to hear] Pertaining to the organs orsense of hearing.auditory nerve see Muller's organauditory organ Any specialized structure capable of beingstimulated by sound vibrations, such as tympanal organsand auditory hairs.auditory peg see scolopaleaulaeum n. [Gr. aule, courtyard] (ARTHRO: Insecta) In Diptera,a fringed plate found in the labium of many larvae.aulostomatous a. [Gr. aulos, pipe; stoma, mouth] Bearing atubular-shaped mouth.aurate a. [L. auris, ear] Having ears or ear-like expansions.aureate a. [L. aurum, gold] Golden yellow in color.aurelia n. [L. aurum, gold] (ARTHRO: Insecta) A chrysalis orpupa of butterflies.aurelian n. [L. aurum, gold] (ARTHRO: Insecta) A collector andbreeder of butterflies; a lepidopterist.