. Bulletin. Natural history; Natural history. The floor of this upland oak-hickory woods south of Olney, Illinois, is a typical habitat of Melanopliis viridipes viridipes, Hapithus agitator and Ceuthophilus viaculatus. (Photo by U. S. Forest Service.). 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. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Sur

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. Bulletin. Natural history; Natural history. The floor of this upland oak-hickory woods south of Olney, Illinois, is a typical habitat of Melanopliis viridipes viridipes, Hapithus agitator and Ceuthophilus viaculatus. (Photo by U. S. Forest Service.). 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. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division

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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory