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  1. By: Pratt, G F - Ballmer, Gregory R
    Type: Article
    In: Journal of the Lepidopterists' Society
    Volume: 45
    Date: 1991
    Page Range: 188--196
    Publication Info: [New Haven, Conn.] Lepidopterists' Society 1959-
  2. By: Pratt, G F - Ballmer, Gregory R
    Type: Article
    In: Journal of the Lepidopterists' Society
    Volume: 40
    Date: 1986
    Page Range: 127--127
    Publication Info: [New Haven, Conn.] Lepidopterists' Society 1959-
  3. By: Ballmer, Gregory R - Pratt, G F
    Type: Article
    In: Journal of the Lepidopterists' Society
    Volume: 43
    Date: 1989
    Page Range: 59--65
    Publication Info: [New Haven, Conn.] Lepidopterists' Society 1959-
  4. By: Pratt, Gordon F - Wright, David M. (David Manfred) - Ballmer, Gregory R
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 30
    Issue: 3-4
    Date: 1993
    Page Range: 175--195
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,
  5. By: Ballmer, Gregory R - Wright, David M. (David Manfred)
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 47
    Date: 2014-02-11
    Page Range: 11--15
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,
  6. By: Pratt, G F - Ballmer, Gregory R
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 25
    Issue: 2
    Date: 1987
    Page Range: 121--135
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,
  7. By: Ballmer, Gregory R - Pratt, G F
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 30
    Issue: 1-2
    Date: 1991
    Page Range: 95--112
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,
  8. By: Ballmer, Gregory R - Pratt, Gordon F
    Type: Article
    In: The Journal of Research on the Lepidoptera
    Volume: 27
    Issue: 1
    Date: 1988
    Page Range: 1--81
    Publication Info: Arcadia, Calif, Lepidoptera Research Foundation,