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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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220Maggenti and Gardnernoting enzymes] A proteolytic digestive enzyme.collar n. [L. collare, band for the neck] 1. Any <strong>of</strong> variousstructures comparable with a collar. 2. (ANN: Polychaeta)Specially developed outgrowths carried on the first thoracicsegment <strong>of</strong> certain worms that function in tube-building inassociation with calcium-secreting glands. 3. (ARTHRO:Chelicerata) In Acari, a circular line or ridge at the place <strong>of</strong>epiostracal attachment <strong>of</strong> setae, ungues, and rutellum. 4.(ARTHRO: Insecta) Between the head and thorax. a. Theneck in Hymenoptera. b. In Diptera, the neck; the prothorax;sclerites attached to the prothorax or its processes. c.In Coleoptera, the prothorax. d. In Lepidoptera, thesclerites attached to the prothorax, shielding the neck. e.In Heteroptera, the anterior constricted part <strong>of</strong> the pronotum,usually set <strong>of</strong>f by a groove. 5. (BRYO: Gymnolaemata)In Ctenostomata zooids, a pleated membranous structureattached to the diaphragm. 6. (CNID: Anthozoa) The scapus<strong>of</strong> sea anemones, standing up as a prominent fold, beforejoining the capitulum; the parapet. 7. (PORIF) Monaxonsthat project obliquely upwards from the pinacoderm.collar cell A choanocyte.collare n. [L. collare, band for the neck] The more or less elevatedposterior part <strong>of</strong> the collum.collarette n. [L. dim. collare, band for the neck] 1. (CHAETO)Thickened distended cells in the neck region that in somespecies extend posteriorly along the trunk for some distance;in one instance as far as the lateral fins. 2. (NEMATA)Either anterior or posterior cuticular extensions forming anannular ring in the neck region.collateral a. [L. cum, with; latera, sides] A subsidiary; indirect;a lateral branch <strong>of</strong> an axon.collateral intestine (ECHI) A tube associated with the midgut.collaterial see colleterial glandscollatoria n. [Gr. kolla, glue; -toria, derived Latin for appropriateplace] The duct <strong>of</strong> the colleterial gland.collecting basket (ARTHRO: Insecta) Hairs, bristles or spineson the forelegs that function in collecting or holding food

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