Metastoma
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.

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  • metastoma — n.; pl. mata [Gr. meta, after; stoma, mouth] 1. (ARTHROPODA: Crustacea) The lower lip posterior to the mandibles, usually cleft into paragnaths; hypostoma; hypostome; hypopharynx; labium. 2. (ARTHROPODA: Insecta) In Orthropera, the hypopharynx …   Dictionary of invertebrate zoology

  • metastoma — Lower lip behind mandibles, usually cleft into pair of lobes termed paragnatha. (Syn. hypostoma, hypostome, hypopharynx, labium, lower lip, paragntha) [Moore and McCormick, 1969]. Lower lip posterior to mandibles, usually cleft into pair of lobes …   Crustacea glossary

  • metastoma — me·tas·to·ma …   English syllables

  • metastoma — …   Useful english dictionary

  • 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

  • hypogean — Hypopharynx See: metastoma [Martin, 2005]. See: metastoma [McLaughlin, 1980]. (Order Tanaidacea): Labium [Stachowitsch, 1992]. (Order Decapoda): Labium [Stachowitsch, 1992]. (Order Isopoda): Labium [Stachowitsch, 1992] …   Crustacea glossary

  • hypostoma — See: metastoma [Martin, 2005]. See: metastoma [McLaughlin, 1980] …   Crustacea glossary

  • hypostome — See: metastoma [Martin, 2005]. See: metastoma [McLaughlin, 1980]. (Order Decapoda): Labium. (Syn. hypostoma) [Stachowitsch, 1992]. (Class Ostracoda): Labium [Stachowitsch, 1992] …   Crustacea glossary

  • labium — See: metastoma [Martin, 2005]. Flat, non segmented, bilobed structure situated posterior to the oral opening. (Syn. paragnath, lower lip) [Holdich and Jones, 1983]. Paired, laminar mouth parts immediately posterior to the mandibles [Mauchline,… …   Crustacea glossary

  • lower lip — See: metastoma [Martin, 2005]. See: metastoma [McLaughlin, 1980]. (Order Cladocera): Labium [Stachowitsch, 1992]. (Order Cumacea): Labium [Stachowitsch, 1992]. (Order Decapoda): Labium [Stachowitsch, 1992]. (Order Amphipoda): Labium [Stachowitsch …   Crustacea glossary

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