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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Main, Andrew J
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: 72
    Date: 1970
    Page Range: 73--89
    Publication Info: Washington, etc, Entomological Society of Washington,
  2. By: Main, Andrew J
    Type: Article
    In: Journal of the New York Entomological Society
    Volume: 85
    Date: 1977
    Page Range: 209--211
    Publication Info: Lawrence, Kan Allen Press [etc.]