Annual report . Pear midge work PLATE 11 [247] Gall midge structures i Joannisia carolinae Felt (x 20) 2 Campylomyza vitinea Felt (x 20) 3 Campylomyza producta Felt (x 20) 4 Prionellus longipennis Felt (x 20) 5 Cordylomyia bryanti Felt (x 20) 6 Johnsonomyia rubra Felt (x 15) 7 Johnsonomyia fusca Felt, male genitalia (x iSc) [248] Plate ii

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectscience, bookyear1902