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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Bethke, James A - Parrella, M P
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 65
    Issue: 4
    Date: 1989
    Page Range: 385--390
    Publication Info: San Francisco Pacific Coast Entomological Society
  2. By: Parrella, M P - Bethke, James A
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 64
    Issue: 1
    Date: 1988
    Page Range: 17--22
    Publication Info: San Francisco Pacific Coast Entomological Society
  3. By: Bethke, James A - Campbell, Kathleen A - Blua, Matthew J. - Redak, Richard A - Yanega, Douglas
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 77
    Issue: 1
    Date: 2001
    Page Range: 54--56
    Publication Info: San Francisco Pacific Coast Entomological Society