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. Bulletin of the Illinois State Laboratory of Natural History. Natural history -- Illinois. 497 Plate CXV. I. 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 Illinois State Laboratory of Natural History. Bloomington, Ill. : The Laboratory
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Keywords: ., bookauthorillinoisstatelaborato, bookcentury1900, bookdecade1910