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Tan-colored mummy of walnut aphid, Chromaphis juglandicola, with emergence hole of an adult parasite, Trioxys pallidus.

Parasitized aphid by Trioxys (mummy with exit hole), 5X; Credit: Jack Kelly Clark
Tan-colored mummy of walnut aphid, Chromaphis juglandicola, with emergence hole of an adult parasite, Trioxys pallidus. Credit: Jack Kelly Clark
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