dcsimg
Please read BHL's Acknowledgment of Harmful Content

Internet Archive is currently down. As a result, page images are not displaying in BHL. 

For the latest updates, follow @internetarchive.

Sort By:
  1. By: Woelfl, Manfred - Woelfl, Sybille
    Type: Article
    In: The Canadian field-naturalist
    Volume: 108
    Issue: 4
    Date: 1994
    Page Range: 495--496
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Woelfl, Manfred - Woelfl, Sybille
    Type: Article
    In: The Canadian field-naturalist
    Volume: 108
    Issue: 4
    Date: 1994
    Page Range: 494--494
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Woelfl, Sybille - Woelfl, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 111
    Issue: 2
    Date: 1997
    Page Range: 200--203
    Publication Info: Ottawa Ottawa Field-Naturalists' Club