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  1. By: Wigle, Michael J - Thommasen, Harvey Victor,
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 87
    Date: 1990
    Page Range: 7--15
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,
  2. By: Mccafferty, W P - Wigle, Michael J - Waltz, R. D.
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 70
    Issue: 4
    Date: 1994
    Page Range: 301--308
    Publication Info: San Francisco, Pacific Coast Entomological Society,