Epistome

Epistome
Epistoma E*pis"to*ma, Epistome Ep"i*stome, n. [NL. epistoma, fr. Gr. 'epi` upon + ?, ?, mouth.] (Zo["o]l.) (a) The region between the antenn[ae] and the mouth, in Crustacea. (b) A liplike organ that covers the mouth, in most Bryozoa. See Illust., under {Entoprocta}. [1913 Webster] ||

The Collaborative International Dictionary of English. 2000.

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  • epistome — A broad strongly calcified plate in front of, and above, the mouth. It represents the fused sternites of the third and fourth segments [Warner, 1977]. A transverse plate situated anterior to the mouth [Hobbs, Hobbs, and Daniel 1977]. Antennal… …   Crustacea glossary

  • epistome — noun Etymology: New Latin epistoma Date: 1852 any of several structures or regions situated above or covering the mouth of various invertebrates …   New Collegiate Dictionary

  • epistome — См. epistomum …   Dictionary of invertebrate zoology

  • epistome — noun a) a mouth covering lobe or ridge in bryozoans and phoronids b) a plate in front of the mouth of some types of crustacean …   Wiktionary

  • épistome — (é pi sto m ) s. m. Terme d histoire naturelle. Synonyme d opercule. ÉTYMOLOGIE    En grec, sur et orifice …   Dictionnaire de la Langue Française d'Émile Littré

  • epistome — ep·i·stome …   English syllables

  • epistome — …   Useful english dictionary

  • endostome — Palate like part of buccal frame in some brachyuran decapods. (Syn. palate) [Moore and McCormick, 1969]. Part of epistome forming palate in brachyurans and usually separated from epistome proper by transverse ridge [Williams, 1984]. Plate inside… …   Crustacea glossary

  • buccal cavity — Cavity on ventral surface of body in which mouth parts are situated; bounded anteriorly by epistome, laterally by free edges of carapace. Within this frame lie the mouth parts, which in most Brachyura are covered by operculiform third maxillipeds …   Crustacea glossary

  • LOPHOPHORIENS — Le nom de Lophophoriens s’applique en zoologie à divers groupes d’animaux invertébrés marins ou parfois d’eau douce, sédentaires et même fixés, qui ont en commun une symétrie bilatérale et une «houppe» de tentacules ciliés formant autour de la… …   Encyclopédie Universelle

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