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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 81
    Date: 1968
    Page Range: 291--318
    Publication Info: Washington, Biological Society of Washington,
  2. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 86
    Date: 1973
    Page Range: 79--103
    Publication Info: Washington, Biological Society of Washington,
  3. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 87
    Date: 1974
    Page Range: 57--72
    Publication Info: Washington, Biological Society of Washington,
  4. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 91
    Date: 1978
    Page Range: 472--483
    Publication Info: Washington, Biological Society of Washington,
  5. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 94
    Date: 1981
    Page Range: 848--862
    Publication Info: Washington, Biological Society of Washington,
  6. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 94
    Date: 1981
    Page Range: 675--695
    Publication Info: Washington, Biological Society of Washington,
  7. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 95
    Date: 1982
    Page Range: 251--255
    Publication Info: Washington, Biological Society of Washington,
  8. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 97
    Date: 1984
    Page Range: 544--549
    Publication Info: Washington, Biological Society of Washington,
  9. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 97
    Date: 1984
    Page Range: 35--42
    Publication Info: Washington, Biological Society of Washington,
  10. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 99
    Date: 1986
    Page Range: 676--702
    Publication Info: Washington, Biological Society of Washington,
  11. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 101
    Date: 1988
    Page Range: 794--808
    Publication Info: Washington, Biological Society of Washington,
  12. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 101
    Date: 1988
    Page Range: 308--308
    Publication Info: Washington, Biological Society of Washington,
  13. By: Holt, P C
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 102
    Date: 1989
    Page Range: 738--741
    Publication Info: Washington, Biological Society of Washington,
  14. By: Holt, P C - Opell, Brent D.
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 106
    Date: 1993
    Page Range: 251--295
    Publication Info: Washington, Biological Society of Washington,