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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> 451hydrochoric a. [Gr. hydor, water; chorein, to spread] Pertainsto dispersal by water; being dependent on water for dissemination.hydrocircus n. [Gr. hydor, water; kirkos, circle] (ECHINOD)The hydrocoelic ring surrounding the mouth.hydrocladium n.; pl. -ia [Gr. hydor, water; klados, branch](CNID: Hydrozoa) The lateral growing branch <strong>of</strong> the hydrocaulus;the secondary branches.hydrocoel n. [Gr. hydor, water; koilos, hollow] (ECHINOD) Part<strong>of</strong> the embryonic coelom which develops into the watervascular system.hydrocoles n.pl. [Gr. hydor, water; L. colere, to dwell] Organismsliving in water or a wet environment.hydrocyst see dactylozooidhydroecium n. [Gr. hydor, water; oikos, house] (CNID: Hydrozoa)A sheath-like extension that protects the zone <strong>of</strong> thesiphonophoran bell from adjacent bells.hydr<strong>of</strong>uge n. [Gr. hydor, water; L. fugere, to flee] (ARTHRO:Insecta) 1. Water repelling hairs. 2. The outer surface <strong>of</strong>the chorion <strong>of</strong> eggs, as well as the cuticles, respiratory siphonsand hairs.hydroid n. [Gr. hydor, water; eidos, like] (CNID) Polyp <strong>of</strong> coelenterates;any member <strong>of</strong> the Hydroida.hydrolysis n.; pl. -es [Gr. hydor, water; lyein, to dissolve] Reaction<strong>of</strong> water with substances to produce simpler compoundsas starch reduction to sugars or with inorganiccompounds to produce acid, basic or neutral reactions insolution.hydrophanous a. [Gr. hydor, water; phanerus, visible] Becomingtransparent when immersed in water.hydrophile hair (ARTHRO: Insecta) A water-attracting hair asopposed to a hydrophobe hair.hydrophilous a. [Gr. hydor, water; philein, to love] Moistureloving;hygrophilous.hydrophobe hair (ARTHRO: Insecta) A hair with resistance towetting, thus making a 90° angle <strong>of</strong> contact with the watersurface. see hydrophile hair.

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