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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> 813secondary setae (ARTHRO: Insecta) In some caterpillars, setae<strong>of</strong> indefinite locations and numbers; usually not present onfirst instar.secondary sexual characters Characters that distinguish thesexes, though not functioning directly in reproduction.secondary shell layer (BRACHIO) Shell deposited by outerepithelium median <strong>of</strong> outer mantle lobes. a. In Articulata,secreted intracellularly as fibers. b. In Inarticulata, if present,never fibrous.secondary sockets (BRACHIO) A pair <strong>of</strong> small depressions behindthe cardinal process lobes that receive the secondaryteeth.secondary somatic hermaphrodite see gynandromorphsecondary spicules (PORIF) Microscleres distributed throughoutthe mesenchyme.secondary teeth (BRACHIO) In Stropheodontidae, two projectionsfrom the ventral process that fit into sockets <strong>of</strong> thebrachial valve.second axillary (ARTHRO: Insecta) 1. A sclerite articulatingpartly with the preceding sclerite and partly with the base<strong>of</strong> the radius; submedia. 2. An articulation sclerite <strong>of</strong> an insectwing along the first axillary that touches the base <strong>of</strong>the radial vein anteriorly, with a ventral portion <strong>of</strong> thesclerite set below the wing surface; intra-alare.second-form reproductive see nymphoid reproductivesecond longitudinal vein see second veinsecond maxillae 1. (ARTHRO: Chilopoda) The fourth pair <strong>of</strong>head appendages. 2. (ARTHRO: Crustacea) The fifth andlast pair <strong>of</strong> head appendages. 3. (ARTHRO: Insecta) Thethird pair <strong>of</strong> gnathal appendages; united in the labium.second trochanter (ARTHRO) The second segment <strong>of</strong> the leg;prefemur; ischiopodite.second valvifers (ARTHRO: Insecta) In the ovipositor, a basalpair <strong>of</strong> lobes or oblong plates supporting the base <strong>of</strong> thesecond valvulae.second valvulae (ARTHRO: Insecta) In the ovipositor, a dorsalelongate pair <strong>of</strong> processes, uniting to form the sting sheath

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