hypostome
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Hypostome — Hy po*stome, Hypostoma Hy*pos to*ma, n. [NL. hypostoma, fr. Gr. ypo beneath + ? mouth.] (Zo[ o]l.) The lower lip of trilobites, crustaceans, etc. [1913 Webster] … The Collaborative International Dictionary of English
Hypostome — may refer to:*The apical portion of the polyps of hydrozoan cnidarians like Hydra *The mouthparts of ticks and mites (Order Acari) *The ventral plate of trilobites and other arthropods … Wikipedia
hypostome — ● hypostome nom masculin Portion de la tête des insectes qui se trouve au dessous de la lèvre inférieure … Encyclopédie Universelle
Hypostome (tick) — A hypostome (also called the maxilla, radula, labium or Unterkiefer), is a calcified harpoon like structure near the mouth area of certain parasitic arthropods including ticks, that allows them to anchor themselves firmly in place on a host… … Wikipedia
hypostome — noun Etymology: International Scientific Vocabulary hypo + stome (from Greek stoma mouth) more at stomach Date: circa 1862 any of several structures associated with the mouth: as a. the manubrium of a hydrozoan b. a rodlike organ that arises at… … New Collegiate Dictionary
hypostome — n. [Gr. hypo, under; stoma, mouth] 1. (ARTHROPODA: Chelicerata) In Acari, forming the ventral median wall of the gnathosoma; fused with the pedipalps in most groups, but in ticks a toothed structure between the pedipalps. 2. (ARTHROPODA:… … Dictionary of invertebrate zoology
hypostome — hypostomial, adj. /huy peuh stohm /, n. Zool. any of several parts or organs of the mouth, as the labrum of a crustacean. [1860 65; HYPO + STOME] * * * … Universalium
hypostome — noun An appendage on the mouth of some insects and arachnids … Wiktionary
hypostome — The central unpaired holdfast organ of the tick capitulum; the h. is covered with recurved spines that enable it to serve as an anchoring device while the tick feeds. [hypo + G. stoma, mouth] * * * hy·po·stome hī pə .stōm n a rodlike organ that… … Medical dictionary
hypostome — (i po sto m ) s. m. Terme d entomologie. Partie de la tête des insectes. ÉTYMOLOGIE Hypo...., et terme grec signifiant bouche … Dictionnaire de la Langue Française d'Émile Littré
