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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> 775ramicorn a. [L. ramus, branch; cornu, horn] (ARTHRO: Insecta)Having a branched antennae.ramicostellate a. [L. ramus, branch; dim. costa, rib](BRACHIO) Having a costellae on the shell resultant frombranching.ramification n. [L. ramus, branch; ficare, to make] Branchingout in all directions; <strong>of</strong>fshoot.ramiform a. [L. ramus, branch; forma, shape] Resembling orshaped like branches.ramify v.; -fied; -fying [L. ramus, branch; ficere, to make] Tosend forth outgrowth or branches.rami valvularum see ramusramose a. [L. ramosus, branching] 1. Branching, having lateraldivisions full <strong>of</strong> branches; branch-like; ramified. 2. (AR-THRO: Insecta) In immatures, setae with branches, usuallyoriginating at the base.ramp n. [OF. ramper, to climb] (MOLL: Gastropoda) Abapicallyinclined flattened band on the shell surface, limited abaxiallyby a ridge or angulation.ramus n.; pl. rami [L. ramus, branch] 1. A branch or outgrowth<strong>of</strong> a structure. 2. (ANN) The notopodium and neuropodiumthat form the two parts <strong>of</strong> a parapodium; the tworami. 3. (ARTHRO: Crustacea) The flagellum. 4. (ARTHRO:Insecta) a. One <strong>of</strong> paired structures linking valvulae andvalvifers <strong>of</strong> the eighth and ninth abdominal segments; ramivalvularum. b. In Collembola, the distal portions <strong>of</strong> the corpus.5. (ROTIF) One <strong>of</strong> two usually thick, triangular piecesextending from the fulcrum <strong>of</strong> the mastax.random fixation The complete loss <strong>of</strong> one allele, with fixation<strong>of</strong> the other, in a population owing to accidents <strong>of</strong> sampling.ranking v. [OF. ranc, row] The appropriate placement <strong>of</strong> ataxon in the hierarchy <strong>of</strong> categories.rapacious a. [L. rapaxacis, grasping] Subsisting on prey; predacious;voracious; predatory.raphe see rhapheraphide n. [Gr. rhaphidos, needle] (PORIF: Desmospongia) A

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