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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> 481internal secretion Substance absorbed directly by body fluids.internal triangle see triangleInternational Code <strong>of</strong> Zoological Nomenclature (ICZN)The <strong>of</strong>ficial set <strong>of</strong> regulations and recommendations dealingwith zoological nomenclature.interneuron n. [L. inter, between; Gr. neuron, nerve] Internuncialneuron or association neuron.internode n. [L. inter, between; nodus, swelling] 1. The intervalor part between two nodes or joints. 2. (BRYO) Thatsegment <strong>of</strong> a jointed colony between surfaces <strong>of</strong> articulation.3. (CNID: Hydrozoa) A small repeated section <strong>of</strong> thestem or hydrocladium separated by a constriction <strong>of</strong> theperisarc.internum n. [L. internus, inside] Medulla <strong>of</strong> a mitochondrion.internuncial neuron see association neuroninternuncial process (PLATY) The cell processes (trabecula)connecting the perikarya <strong>of</strong> cestode and trematode tegumentalcells with the distal cytoplasm.interoceptors n. [L. inter, between; (re)capere, to take]Sense organs situated internally that respond to internalconditions, as opposed to exteroceptors.interosculant a. [L. inter, between; osculari, to kiss] Havingcharacters common to 2 or more species or groups.interpetaloid a. [L. inter, between; Gr. petalon, leaf] (ECHI-NOD: Echinoidea) Area between ambulacral areas.interphase n. [L. inter, between; Gr. phasis, state] The periodbetween succeeding mitoses. see interkinesis.interpleural suture (ARTHRO: Insecta) In Odonata, suturebetween the meso- and metapleura.interpleurite n. [L. inter, between; Gr. pleuron, side] (AR-THRO: Insecta) An intersegmentalia between the pleurites.interplical a. [L. inter, between; plicare, to fold] Lying betweenfolds.interradial plates (ECHINOD: Crinoidea) Additional calyx platesbetween the radial plates in stalked crinoids.interradius n.; pl. -radii [L. inter, between; radius, ray,

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