Annual report . PLATE 6 225 Gall midge wings i Wing of Dasyneura trifolii Loew, C. 742, x 20 2 Wing of Dasyneura photophila Felt, C. 193, x 20 3 Wing of Dasyneura unguicula Felt, C. 745, x 20 4 Wing of Dasyneura bidentata Felt, C. 344, x 20 5 Wing of Lasiopteryx flavotibialis Felt, C. ai454, x 20 6 Wing of Diarthronomyia artemisiae Felt, C. 989, * 15 226 Plate 6

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectscience, bookyear1902