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  1. By: Irwin, Roderick R
    Publication info: Urbana, Illinois Natural History Survey, 1973
    Holding Institution: University Library, University of Illinois Urbana Champaign
  1. By: Irwin, Roderick R
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 8
    Issue: 4
    Date: 1969
    Page Range: 183--186
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,
  2. By: Irwin, Roderick R
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 10
    Issue: 2
    Date: 1971
    Page Range: 185--188
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,
  3. By: Irwin, Roderick R
    Type: Article
    In: Journal of the Lepidopterists' Society
    Volume: 37
    Date: 1984
    Page Range: 260--261
    Publication Info: [New Haven, Conn.] Lepidopterists' Society 1959-