pygomere

pygomere
n. [Gr. pyge, rump; meros, part]
(ANNELIDA: Oligochaeta)
The terminal part of the body; sometimes called anal segment, although some of the characters of a metamere are missing.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • asetal — adj. [Gr. an, without; L. seta, bristle] (ANNELIDA: Oligochaeta) Pertaining to being without setae; as in the peristomium and pygomere of earthworms …   Dictionary of invertebrate zoology

  • periproct — n. [Gr. peri, around; proktos, the anus] 1. The distal piece or segment of the body containing the anus. 2. (ANNELIDA: Oligochaeta) The pygomere or pygidium. 3. (ARTHROPODA) see telson. 4. (ECHINODERMATA) The circular membrane containing the anus …   Dictionary of invertebrate zoology

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