A contribution to the morphology and biology of insect galls

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https://www.biodiversitylibrary.org/item/99818#page/3/mode/1up
Authors: A Cosens
Publication Year: 1912
Citation (MLA Form):

Cosens, A. "A contribution to the morphology and biology of insect galls: University of Toronto studies: Biological series." (1912).

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