Metastome
Metastoma Me*tas"to*ma, Metastome Met"a*stome, n. [NL. metastoma, from Gr. meta` behind + sto`ma mouth.] (Zo["o]l.) A median elevation behind the mouth in the arthropods. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • metastome — См. metastom …   Dictionary of invertebrate zoology

  • metastome — Metazoea Last stage of zoea larva in Brachyura [Moore and McCormick, 1969]. Last zoeal substage of larval brachyurans [McLaughlin, 1980]. (Order Decapoda): In crab like (brachyuran) decapod, last zoeal substage before metamorphosis to postlarva… …   Crustacea glossary

  • metastome — meta·stome …   English syllables

  • metastome — ˈ ̷ ̷ ̷ ̷ at meta +ˌstōm noun ( s) Etymology: New Latin metastoma : metastoma …   Useful english dictionary

  • TRILOBITES — Les Trilobites forment une classe d’Arthropodes marins primitifs composant, avec quelques petits groupes surtout cambriens (les Trilobitoïdes), le sous embranchement des Trilobitomorphes. Cet ensemble est caractérisé par la possession d’antennes… …   Encyclopédie Universelle

  • Metastoma — Me*tas to*ma, Metastome Met a*stome, n. [NL. metastoma, from Gr. meta behind + sto ma mouth.] (Zo[ o]l.) A median elevation behind the mouth in the arthropods. [1913 Webster] …   The Collaborative International Dictionary of English

  • Paragnathi — Paragnathus Pa*rag na*thus (p[.a]*r[a^]g n[.a]*th[u^]s), n.; pl. {Paragnathi} (p[.a]*r[a^]g n[.a]*th[imac]). [NL. See {Para }, and {Gnathic}.] (Zo[ o]l.) (a) One of the two lobes which form the lower lip, or metastome, of Crustacea. (b) One of… …   The Collaborative International Dictionary of English

  • Paragnathus — Pa*rag na*thus (p[.a]*r[a^]g n[.a]*th[u^]s), n.; pl. {Paragnathi} (p[.a]*r[a^]g n[.a]*th[imac]). [NL. See {Para }, and {Gnathic}.] (Zo[ o]l.) (a) One of the two lobes which form the lower lip, or metastome, of Crustacea. (b) One of the small,… …   The Collaborative International Dictionary of English

  • mesostom — n. [Gr. mesos, middle; stoma, mouth] (NEMATA) A division of the protostome preceded anteriorly by the prostome and posteriorly by the metastome; see prostome …   Dictionary of invertebrate zoology

  • metarhabdions — n. pl. [Gr. meta, after; rhabdos, rod] (NEMATA) The cuticularized walls of the metastome; see rhabdion …   Dictionary of invertebrate zoology

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