. Bulletin. Natural history; Natural history. Sophiofhrips bicolor, macropferous 166 Sophiofhrips bicolor, apterous 167 Zaxenothrips peculiaris 168 Lispothrlps crassipes 169. Haplothrips (Lepfothrips) mali 170. 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