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  1. By: Bowman, Jeff - Forbes, Graham J. - Dilworth, Timothy G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 1
    Date: 2001
    Page Range: 64--67
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Swan, D. - Freedman, B. - Dilworth, Timothy G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 98
    Issue: 3
    Date: 1984
    Page Range: 362--364
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: McRoberts, Jon T. - Quintana, Nicole T. - Smith, W. Andrew - Ballard, Warren B - Kehoe, F. Patrick - Dilworth, Timothy G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 126
    Issue: 1
    Date: 2012-10-01
    Page Range: 15--19
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Tatman, Nicole M. - McRoberts, Jon T. - Smith, W. Andrew - Ballard, Warren B - Kehoe, F. Patrick - Dilworth, Timothy G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 123
    Issue: 4
    Date: 2009-10-01
    Page Range: 323--328
    Publication Info: Ottawa Ottawa Field-Naturalists' Club