rectal gills

rectal gills
In anisopteran Odonata nymphs, an elaborate system of folds in the wall of the rectum, the latter chamber forming the branchial basket.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • dragonfly — noun Date: 1626 any of a suborder (Anisoptera) of odonate insects that are larger and stouter than damselflies, hold the wings horizontal in repose, and have rectal gills during the naiad stage; broadly odonate …   New Collegiate Dictionary

  • brachial basket — (ARTHROPODA: Insecta) In Odonata, a barrel like chamber in the anterior two thirds of the rectum that functions by the intake and expulsion of water; rectal gills …   Dictionary of invertebrate zoology

  • branchial basket — (ARTHROPODA: Insecta) In Odonata, a chamber of the rectum that contains the rectal gills …   Dictionary of invertebrate zoology

  • Anisoptera — noun dragonflies • Syn: ↑suborder Anisoptera • Hypernyms: ↑animal order • Member Holonyms: ↑Odonata, ↑order Odonata * * * ˌaˌnīˈsäptərə noun plural …   Useful english dictionary

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