Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

238Maggenti and Gardnerreceptacle, seminal bursa.copulatory setae/chaetae (ANN: Oligochaeta) Those that appearnear or in the same segment as the spermathecae inearthworms; sometimes referring to similar setae in anadjacent, but athecal segment.copulatory warts (NEMATA) In males, enlarged genital papillae.copulo [L. copulare, to couple] "In copulo" correct form for describingcopulation.coquina n. [Sp. shellfish, cockle] A whitish limestone made upof marine shell fragments and corals, used for roadbedsand building materials.coracidium n. [Gr. korax, crow] (PLATY: Cestoda) 1. An onchosphereor hexacanth embryophore. 2. The ciliated, freeswimmingonchosphere of a fish tapeworm hatching fromthe egg.coral n. [Gr. korallion, coral] (CNID) The calcium carbonateexterior skeleton formed by corals inhabiting warm shallowwaters, masses of which form reefs and islands.coralliferous a. [Gr. korallion, coral; ferre, to bear] Pertainingto coral.coralline n. or a. [Gr. korallion, coral] 1. Any corallike animal,as certain Hydrozoa and Bryozoa. 2. Resembling coral inthe pinkish-red color.corallite n. [Gr. korallion, coral] The skeleton of an individualcoral polyp.coralloid a. [Gr. korallion, coral] Having the form or appearinglike coral; coralliform.corallum n. [Gr. korallion, coral] The skeleton of a solitarypolyp or a colony of corals.coral reef A calacareous mass formed by colonies of coral organisms;types include: 1. Fringing reef, extending out to aquarter of a mile from shore. 2. Barrier reef, separated bya lagoon from a shore. 3. Atoll, a circular reef encircling alagoon of water.corbel n. [L. corbis, basket] (ARTHRO: Insecta) An ovate areaof fringed bristles at the distal end of the tibia in certain