Paragnath
Paragnath \Par"ag*nath\ (p[a^]r"[a^]g*n[a^]th), n. (Zo["o]l.) Same as {Paragnathus}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • paragnath — See: labium, metastoma [Martin, 2005]. A pair of ventral projections of the cephalic cuticle just posterior and medial to the mandibles. Each projection has two lobes, a broad lamellar outer lobe with hair like setae on the inner margins and a… …   Crustacea glossary

  • paragnath — ˈparə̇gˌnath noun ( s) Etymology: International Scientific Vocabulary para (I) + Greek gnathos jaw more at gnath 1. : one of a pair of foliose lobes of the metastoma lying behind the mandibles in most crustaceans 2 …   Useful english dictionary

  • paragnath — n.; pl. naths [Gr. para, beside; gnathos, jaw] 1. Any part or structure that lies alongside a jaw or palp. 2. (ANNELIDA: Polychaeta) One of a pair of chitinous jaws. 3. (ARTHROPODA: Crustacea) One of a pair of metastomal lobes; see endognath. 4.… …   Dictionary of invertebrate zoology

  • paragnath — par·ag·nath …   English syllables

  • 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

  • maxillulae — n. pl.; sing. ula [L. dim. maxilla, jaw] 1. (ARTHROPODA: Crustacea) The first maxillae having more than one pair of maxillae; paragnath. 2. (ARTHROPODA: Insecta) In primitive forms, the non functional appendages between mandibles and first… …   Dictionary of invertebrate zoology

  • superlinguae — n. pl. [L. super, over; lingua, tongue] (ARTHROPODA: Insecta) The two lateral lobes of the hypopharynx of adults; paragnath …   Dictionary of invertebrate zoology

  • labrum — A bulbous structure lying next to the epistome and bordering the anterior margin of the oral opening. (Syn. upper lip) [Holdich and Jones, 1983]. An unpaired, flat segment of the cephalon that articulates with the clypeus, and anteriorly covers… …   Crustacea glossary

  • mandibular lobe — (Order Amphipoda): In lower lip (labium), posterolateral extension of each paragnath. (Syn. mandibular process) [Stachowitsch, 1992] …   Crustacea glossary

  • maxillule — Cephalic appendages next behind mandible, serving as mouth part. (Syn. first maxilla, maxillula. In cirripeds, also termed inner maxilla) [Moore and McCormick, 1969]. First maxilla; mouthparts immediately posterior to mandibles [Brusca and Brusca …   Crustacea glossary

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