osmeterium
noun (plural osmeteria) Etymology: New Latin, irregular from Greek osmē odor Date: 1816 a protrusible glandular process of swallowtail larvae that emits a disagreeable odor for defensive purposes

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Osmeterium — Second or third instar caterpillar of Papilio glaucus showing osmeterium …   Wikipedia

  • Osmeterium — Segundo o tercer estadio de oruga de Papilio glaucus mostrando su osmeterium …   Wikipedia Español

  • Osmeterium — Chenille de Papilio glaucus montrant son osmeterium …   Wikipédia en Français

  • osmeterium — os·me·te·ri·um (ŏz mĭ tîrʹē əm) n. pl. os·me·te·ri·a ( tîrʹē ə) An eversible glandular sac on the first thoracic segment of many caterpillars that secretes an unpleasant smelling substance to ward off predators.   [New Latin osmētērium, from… …   Universalium

  • osmeterium — n.; pl. osmeteria [Gr. osme, odor] (ARTHROPODA: Insecta) A fleshy, tubular, eversible pouch usually V or Yshaped, sometimes arising from cephalo dorso meson of the prothorax of Papilionidae caterpillars, that produce a penetrating odor; also… …   Dictionary of invertebrate zoology

  • osmeterium — os·me·te·ri·um …   English syllables

  • osmeterium — …   Useful english dictionary

  • Swallowtail butterfly — This article is about the insect family. For other uses, see Swallowtail. Swallowtail butterflies Cairns Birdwing, Ornithoptera euphorion (G.R. Gray 1852) …   Wikipedia

  • Terpene — Many terpenes are derived commercially from conifer resins, such as those made by this pine. Terpenes (  / …   Wikipedia

  • Black Swallowtail — Taxobox name = Black Swallowtail status = secure regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Lepidoptera familia = Papilionidae tribus = Papilionini genus = Papilio species = P. polyxenes binomial = Papilio polyxenes binomial… …   Wikipedia

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