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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Clarke, Warren T. (Warren Thompson),
    Publication info: Berkeley, Cal, Agricultural Experiment Station, 1923
    Holding Institution: University of California, Davis Libraries
  1. By: Clarke, Warren T. (Warren Thompson),
    Type: Article
    In: The Canadian entomologist
    Volume: 35
    Date: 1903
    Page Range: 247--254
    Publication Info: Ottawa [etc.], Entomological Society of Canada [etc.],