first maxilla

first maxilla

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • first maxilla — See: maxillule [Martin, 2005]. See: maxillule [McLaughlin, 1980]. (Order Anostraca): Maxillule [Stachowitsch, 1992]. (Order Cumacea): Maxillule [Stachowitsch, 1992]. (Order Tanaidacea): Maxillule [Stachowitsch, 1992]. (Order Decapoda): Maxillule… …   Crustacea glossary

  • Maxilla (arthropod mouthpart) — In this malacostracan crustacean diagram, the maxillae are labelled maxilla and maxillula. In arthropods, the maxillae are paired structures present on the head as mouthparts in members of the clade Mandibulata, used for tasting and manipulating… …   Wikipedia

  • First pharyngeal arch — First branchial arch Diagram showing the regions of the adult face and neck related to the fronto nasal process and the branchial arches …   Wikipedia

  • maxilla — [mak sil′ə] n. pl. maxillae [maks il′ē] [L, dim., akin to mala, a jaw] 1. in vertebrates, the upper jaw, or a major bone or cartilage of the upper jaw: see SKULL 2. in most arthropods, as insects or crabs, one of the first or second pair of… …   English World dictionary

  • maxilla — Appendage next behind maxillule serving functions in feeding and respiration. (Syn. second maxilla) [Moore and McCormick, 1969]. One of a pair of two sets gnathal appendages situated immediately posteroventral to mandibles [Hobbs and Jass, 1988] …   Crustacea glossary

  • maxilla — An irregularly shaped pneumatized bone, supporting the superior teeth and taking part in the formation of the orbit, hard palate, and nasal cavity and containing the maxillary sinus. SYN: upper jaw bone, upper jaw …   Medical dictionary

  • first pharyngeal arch — the first of the pharyngeal arches in the human embryo, later differentiating into the sphenomandibular and anterior malleolar ligaments, malleus, and incus; it also gives rise to two prominences (the maxillary and mandibular prominences), from… …   Medical dictionary

  • maxilla — noun (plural maxillae or maxillas) Etymology: Latin, diminutive of mala jaw Date: 1676 1. a. jaw 1a b. (1) an upper jaw especially of humans and other mammals in which the bony elements are closely fused (2) either of the two bones that lie with… …   New Collegiate Dictionary

  • Infratemporal surface of the body of the maxilla — Infobox Bone Name = Infratemporal surface of the body of the maxilla Latin = facies infratemporalis corporis maxillae GraySubject = 38 GrayPage = 158 Caption = Left maxilla. Outer surface. Caption2 = Precursor = System = Artery = Vein = Nerve =… …   Wikipedia

  • second maxilla — noun : one of the paired appendages immediately behind the first maxillae of an arthropod that in an insect together form the labium …   Useful english dictionary

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