clithrum
n.; pl. clithra [Gr. clithros, bar]
(ARTHROPODA: Insecta)
One of a pair of sclerotic rings of the epipharynx, that separates the corypha and the paria of certain scarabaeoid larvae.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • epizygum — n.; pl. epizyga [Gr. epi, upon; zygon, yolk] (ARTHROPODA: Insecta) In certain beetle larvae, an elongate plate or bar extending from the zygum toward the clithrum on the right of the epipharynx, or embodied in the tylus; may be present when… …   Dictionary of invertebrate zoology

  • paria — n.; pl. ae [Gr. pareion, cheek] (ARTHROPODA: Insecta) In scarabaeoid larvae, the lateral paired region of the epipharynx from the clithrum, or epizygum and haptomerum to the dexiotorma or laetorma …   Dictionary of invertebrate zoology

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