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Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

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844Maggenti and Gardnerchaeta) Composite seta with terminal blades tapering t<strong>of</strong>ine tips; spines.spinigerous a. [L. spina, thorn; gerere, to carry] Spine-bearing.spinneret n. [A.S. spinnan, to spin] 1. (ARTHRO: Chelicerata)In spiders, three pairs <strong>of</strong> glands at the subcaudal end <strong>of</strong>the abdomen, covered with minute tubes. see fusula;sericose. 2. (ARTHRO: Insecta) An external apparatus fromwhich silk exudes and is spun; produced by dermal glandopenings on the abdomen in Coleoptera; fore tarsi in Embiopteraand some Diptera; by the Malpighian tubes dischargingat the anus in Neuroptera, some Coleoptera andHymenoptera; discharged from the mouth cavity, usuallymodified salivary glands in Psocoptera, Siphonaptera, someDiptera, Trichoptera, Lepidoptera and Hymenoptera; in larvalbees, the salivarium. 3. (NEMATA: Adenophorea) Theterminal pore <strong>of</strong> the caudal glands; the cement glands.spinning bristle (ARTHRO: Insecta) In Embioptera, hollow,seta-like silk ejectors on the ventral surface <strong>of</strong> the fore tarsus.spinning glands 1. (ARTHRO) Glands that secrete a silky material;silk glands. 2. (ANN: Polychaeta) Glands <strong>of</strong> theparapodia that secrete the tube forming material.spinose, spinous a. [L. spina, thorn] Full <strong>of</strong> spines; beset withspines; armed with sharp spines.spinulate a. [L. dim. spina, thorn] Having very small spines.spinule n. [L. dim. spina, thorn] A minute spine.spinulifer n. [L. dim. spina, thorn; ferre, to bear] (BRACHIO) Aradulifer with laterally compressed crura.spinulose, spinulous a. [L. dim. spina, thorn] Having smallspines.spiracle n. [L. spirare, to breathe] (ARTHRO) A breathing poreor orifice leading to the tracheal or respiratory system;stigma. spiracular a.spiracular area (ARTHRO: Insecta) In Hymenoptera, the firstpleural area.spiracular atrium (ARTHRO: Insecta) A cavity from which the

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