cornicle
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Cornicle — Cor ni*cle (k?r n? k l), n. [L. corniculum, dim. of cornu horn.] A little horn. [Obs.] Sir T. Browne. [1913 Webster] … The Collaborative International Dictionary of English
Cornicle — Aphid excreting defensive fluid from the cornicles The cornicle (or siphuncule) is one of a pair of small upright backward pointing tubes found on the dorsal side of the last segment of the bodies of aphids. They are sometimes mistaken for cerci … Wikipedia
cornicle — n. [L. dim. cornu, horn] (ARTHROPODA: Insecta) In aphids, one of a pair of movable, flap covered, pre caudal tubes projecting from the dorsum of segment 6, that expells lipid filled cells; thought to be a defense mechanism … Dictionary of invertebrate zoology
cornicle — /kawr ni keuhl/, n. any of various small, horn shaped processes, esp. one of a pair of tubes at the posterior end of the abdomen of aphids, from which a waxy fluid is emitted. [1640 50; < L corniculum little horn, equiv. to corn (s. of cornu)… … Universalium
cornicle — n. little horn … English contemporary dictionary
cornicle — cor·ni·cle … English syllables
cornicle — ˈkȯ(r)nə̇kəl noun ( s) Etymology: Latin corniculum, diminutive of cornu horn more at horn : a little horn or horn shaped process; specifically : either of two protruding dorsal tubes in aphids that secrete a waxy fluid and were formerly believed … Useful english dictionary
Aphid — This article is about the insect. For other uses, see Aphid (disambiguation). Aphids Temporal range: Permian–Present … Wikipedia
Aphididae — Taxobox name = Aphididae image width = 240px regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Hemiptera subordo = Homoptera superfamilia = Aphidoidea familia = Aphididae subdivision ranks = Genera subdivision = Over 170, see… … Wikipedia
Cornicule — Aphide secrétant sa cire Une cornicule (ou siphuncule) est un tube que l on trouve sur le dos de certains insectes, principalement les pucerons (Aphidoidea) et plus rarement certains hyménoptères (Galodoxinae). Dirigées vers l arrière, elles… … Wikipédia en Français
