Figures 5.11


A female of the parasitic wasp Megarhyssa nortoni (Hymenoptera: Ichneumonidae) probing a pine log with her very long ovipositor in search of a larva of the sirex wood wasp, Sirex noctilio (Hymenoptera: Siricidae).
Figures 5.11. A female of the parasitic wasp Megarhyssa nortoni (Hymenoptera: Ichneumonidae) probing a pine log with her very long ovipositor in search of a larva of the sirex wood wasp, Sirex noctilio (Hymenoptera: Siricidae).

If a larva is located, she stings and paralyses it before laying an egg on it.

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  The generalized structure of a libelluloid dragonfly egg (Odonata: Corduliidae, Libellulidae).
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  Tip of the ovipositor of a female of the black field cricket, Teleogryllus commodus (Orthoptera: Gryllidae), split open to reveal the inside surface of the two halves of the ovipositor.