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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Mayo, Velma Knox
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 49
    Issue: 4
    Date: 1973
    Page Range: 308--314
    Publication Info: San Francisco Pacific Coast Entomological Society
  2. By: Mayo, Velma Knox
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 49
    Issue: 4
    Date: 1973
    Page Range: 285--288
    Publication Info: San Francisco Pacific Coast Entomological Society