A Study of Dryophanta Erinacei (Mayr) and Its Gall

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https://www.biodiversitylibrary.org/item/42040#page/13/mode/1up
Authors: CJ Triggerson
Publication Year: 1914
Citation (MLA Form):

Triggerson, Charles John. "A Study of Dryophanta Erinacei (Mayr) and Its Gall." Annals of the Entomological Society of America 7.1 (1914): 1-34.

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"8. Longitudinal section through Oak Hedgehog Gall showing Peripheral Cavity. 11. Oblique section through Oak Hedgehog Gall showing where S erinacei has mined from A - B. 12. Longitudinal section through Oak Hedgehog Gall showing where S erinacei has mined from A - B, and is breaking down the wall at C."

Image by CJ Triggerson © Public Domain / CC0

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License: Public Domain / CC0
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Creator: CJ Triggerson
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Caption: "8. Longitudinal section through Oak Hedgehog Gall showing Peripheral Cavity. 11. Oblique section through Oak Hedgehog Gall showing where S erinacei has mined from A - B. 12. Longitudinal section through Oak Hedgehog Gall showing where S erinacei has mined from A - B, and is breaking down the wall at C."
Image from source
Image by CJ Triggerson © Public Domain / CC0
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Connected Species (2)

Species Name Type
Acraspis erinacei (agamic) Gall
Acraspis erinacei (sexgen) Gall
Created Feb 4, 2026 1:47 PM UTC • Last updated Feb 4, 2026 1:47 PM UTC