polytrophic ovariole

polytrophic ovariole
(ARTHROPODA: Insecta)
An ovariole in which trophocytes accompany each oocyte and are enclosed within the follicle; a polytrophic egg tube; see meroistic ovariole.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • teletrophic ovariole — (ARTHROPODA: Insecta) An ovariole in which all the trophocytes are terminal in the germarium, and connect to the egg by a slender trophic chord; acroptrophic ovariole; telotrophic egg tube; see polytrophic ovariole …   Dictionary of invertebrate zoology

  • meroistic ovariole — (ARTHROPODA: Insecta) An ovariole in which nurse cells, or trophocytes are present; telotrophic (acrotrophic) and polytrophic types; panoistic; meroistic egg tube …   Dictionary of invertebrate zoology

  • Insect morphology — Legend of body parts Tagmata : A Head, B Thorax, C Abdomen. 1. antenna 2. ocelli (lower) 3. ocelli (upper) 4. compound eye 5. brain (cerebral ganglia) 6. prothorax …   Wikipedia

  • Earwig — For other uses, see Earwig (disambiguation). Earwigs Temporal range: 208–0 Ma …   Wikipedia

  • acrotrophic — |akrō|träfik, ōf adjective Etymology: acr + trophic : having nutritive cells grouped at the apex of the follicular tube used of the ovariole of certain insects; compare polytrophic …   Useful english dictionary

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