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  1. By: Hughes, Elwyn O.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 66
    Issue: 3
    Date: 1952
    Page Range: 92--92
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Hughes, Elwyn O.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 73
    Issue: 1
    Date: 1959
    Page Range: 55--56
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Hughes, Elwyn O.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 66
    Issue: 6
    Date: 1952
    Page Range: 167--170
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Hughes, Elwyn O.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 66
    Issue: 4
    Date: 1952
    Page Range: 114--114
    Publication Info: Ottawa Ottawa Field-Naturalists' Club