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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Leiberg, J B
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 11
    Date: 1897
    Page Range: 39--41
    Publication Info: Washington, Biological Society of Washington,
  2. By: Coville, Frederick V. (Frederick Vernon) - Leiberg, J B
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 11
    Date: 1897
    Page Range: 169--171
    Publication Info: Washington, Biological Society of Washington,