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Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

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64Maggenti and Gardnerantecoxal piece (ARTHRO: Insecta) An inner sclerite betweenthe trochantin and the episternum; the lateral sclerites <strong>of</strong>the clypeus.antecoxal sclerite (ARTHRO: Insecta) A part <strong>of</strong> the metasternumjust anterior to the hind coxae.antecubital see antenodal cross veinsantecurrent see prosoclineantefrons n.pl. [L. ante, before; frons, forehead] (ARTHRO: Insecta)Frons situated anterior to the antennal base lines.antefurca n.; pl. -furcae [L. ante, before; furca, fork] (AR-THRO: Insecta) The internal chitinous forked process projectinginto the thoracic cavity from the anterior thoracicsegment.antehumeral a. [L. ante, before; humerus, shoulder] (AR-THRO: Insecta) Designating the area immediately anteriorto the basal portion <strong>of</strong> the wing.antelabrum n. [L. ante, before; labrum, lip] (ARTHRO: Insecta)The anterior part <strong>of</strong> the labrum when differentiated.antemarginal process (ARTHRO: Insecta) In Scarabaeoidea, aprocess distad <strong>of</strong> the lateroproximal marginal region <strong>of</strong> thephallobase.ante mortem a. [L. ante, before; mors, death] Before death.see post-mortem.antenna n.; pl. -nae [L. antenna, feeler] 1. Analogous, unsegmentedstructures in mollusks, polychaete worms androtifers. 2. (ARTHRO) A movable sensory appendage <strong>of</strong>various arthropods; usually segmented and located on thehead above the mouth parts; most arthropods bear antennae,although some are greatly reduced; missing in allarachnids. 3. (ARTHRO: Crustacea) The second antennaeproper; the second pair <strong>of</strong> appendages posterior to antennules;primarily sensory in function, but <strong>of</strong>ten adapted forother functions; derived from appendages on primitivethird preoral somite; postantennal appendages; no homologousappendage in insects. see antennua, antennule.antennal appendage (ARTHRO: Insecta) In Anoplura, protu-

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