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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Keiper, Ronald R - Solomon, Lynn M
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 80
    Date: 1972
    Page Range: 43--47
    Publication Info: Lawrence, Kan Allen Press [etc.]
  2. By: Keiper, Ronald R
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 7
    Issue: 2
    Date: 1968
    Page Range: 113--121
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,