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  1. By: Van Herk, Willem G. - Vernon, Robert S.
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 105
    Date: 2008
    Page Range: 115--116
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,
  2. By: Van Herk, Willem G. - Vernon, Robert S. - Clodius, M - Harding, C - Tolman, J. H.
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 104
    Date: 2007
    Page Range: 55--64
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,
  3. By: Van Herk, Willem G. - Vernon, Robert S.
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 108
    Date: 2011
    Page Range: 38--40
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,
  4. By: Van Herk, Willem G. - Raworth, David Arnold, - Gillies, S L
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 103
    Date: 2006
    Page Range: 49--54
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,
  5. By: Van Herk, Willem G. - Kabaluk, J Todd - Lam, Viola W M - Vernon, Robert S.
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 105
    Date: 2008
    Page Range: 113--114
    Publication Info: [Victoria, etc.], Entomological Society of British Columbia,