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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> 505laminiform.laminate a. [L. lamina, plate] Composed <strong>of</strong> leaf-like, overlappingplates or scales.laminiform a. [L. lamina, plate; forma, shape] Laminar.lampbrush chromosomes Very large chromosomes with finelateral projections; found in invertebrates and vertebrates.lanate a. [L. lana, wool] Covered with long, very fine or woolyhairlike filaments.lanceolate a. [L. lanceola, little lance] Tapering to a point atthe apex, or sometimes at both ends; lance-shaped.lancet n. [L. lancea, light spear] 1. Any piercing structure. 2.(ARTHRO: Insecta) a. In Hymentoptera, the first valvulae.b. The first gonapophyses <strong>of</strong> Apis. 3. [NEMATA] Small teethin the buccal cavity <strong>of</strong> some nematodes.lancinate v.t. [L. lancinare, to tear to pieces] To tear, lacerate,pierce or stab.Lang's vesicle (PLATY: Turbellaria) A blind extension <strong>of</strong> thefemale canal <strong>of</strong> certain Acotylea, proximal to where theoviducts join.lantern n. [L. lanterna, lantern] 1. (ARTHRO: Insecta) The lightorgans <strong>of</strong> fireflies and certain beetles. 2. (MOLL: Cephalopoda)The photophore. see Aristotle's lantern.lanuginous a. [L. lanugo, down] Covered with very fine s<strong>of</strong>thair.lapidicolous a. [L. lapis, stone; colere, to inhabit] Living understones.lapidrous a. [L. lapis, stone] Of the nature <strong>of</strong> a stone.lappet n. [A.S. laeppa, a loose hanging part] 1. A fold, smallflap, lobe or loose hanging portion. 2. (ARTHRO: Crustacea)In Mysidacea, a ventrally projecting subdivision <strong>of</strong> thepleura. 3. (CNID: Scyphozoa) A flaplike projection on thebell margin. 4. (ECHINOD: Crinoidea) A movable plate onthe margin <strong>of</strong> an ambulacral groove. 5. (ECHI) In Bonellidae,the shortened arms <strong>of</strong> the proboscis. 6. (PLATY: Turbellaria)In Tricladida, earlike process on the head.larva n.; pl. -ae [L. larva, mask] The preadult stage in some

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