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  1. By: Williams, Francis X
    Type: Article
    In: Psyche.
    Volume: 26
    Date: 1919
    Page Range: 160--162
    Publication info: Cambridge, Mass. :Cambridge Entomological Club
  2. By: Williams, Francis X
    Type: Article
    In: Psyche.
    Volume: 23
    Date: 1916
    Page Range: 121--125
    Publication info: Cambridge, Mass. :Cambridge Entomological Club
  3. By: Williams, Francis X
    Type: Article
    In: Journal of the New York Entomological Society.
    Volume: 25
    Date: 1917
    Page Range: 11--33
    Publication info: Lawrence, Kan. :Allen Press [etc.]
  4. By: Williams, Francis X
    Type: Article
    In: Psyche.
    Volume: 21
    Date: 1914
    Page Range: 126--129
    Publication info: Cambridge, Mass. :Cambridge Entomological Club
  5. By: Williams, Francis X
    Type: Article
    In: Psyche.
    Volume: 23
    Date: 1916
    Page Range: 36--39
    Publication info: Cambridge, Mass. :Cambridge Entomological Club