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  1. By: Klotz, Otto Julius,
    Type: Article
    In: The Ottawa naturalist
    Volume: 8
    Date: 1894
    Page Range: 6--33
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  2. By: Klotz, Otto Julius,
    Type: Article
    In: The Ottawa naturalist
    Volume: 22
    Issue: 7
    Date: 1908-10
    Page Range: 136--139
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  3. By: Klotz, Otto Julius,
    Type: Article
    In: The Ottawa naturalist
    Volume: 26
    Issue: 1
    Date: 1912-04
    Page Range: 15--17
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  4. By: Klotz, Otto Julius,
    Type: Article
    In: The Ottawa naturalist
    Volume: 11
    Issue: 2
    Date: 1897-05
    Page Range: 45--52
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  5. By: Klotz, Otto Julius,
    Type: Article
    In: The Ottawa naturalist
    Volume: 11
    Issue: 3
    Date: 1897-06
    Page Range: 53--61
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  6. By: Klotz, Otto Julius,
    Type: Article
    In: The Ottawa naturalist
    Volume: 21
    Issue: 3
    Date: 1907-06
    Page Range: 48--50
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,