. Circular. Insect pests; Insect pests. ^tvi.^^^^r^^UZ^^^^'^^^.S^^'^f^l-^^ and pupa, : toadulis: 6. 3-year-oId ton showing hml !?J^{ growth at time pup;.' are trausforniiiiff. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Entomology. Washington, D. C. : The Bureau

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsectp, bookyear1904