![. Economic entomology for the farmer... THE INSECT WORLD. 279 lighter in color, the white spot is much smaller, and the wings are not in the least transparent, but irrorated with darker, small spots, which give them a powdered appearance. On maples ... . Economic entomology for the farmer... THE INSECT WORLD. 279 lighter in color, the white spot is much smaller, and the wings are not in the least transparent, but irrorated with darker, small spots, which give them a powdered appearance. On maples ...](https://c8.alamy.com/zooms/6/10d0da257e6c480d99f2b641f5cd725a/rdwwym.jpg)
. Economic entomology for the farmer... THE INSECT WORLD. 279 lighter in color, the white spot is much smaller, and the wings are not in the least transparent, but irrorated with darker, small spots, which give them a powdered appearance. On maples ...
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