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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Baltzer, Fritz, - De Roche, V
    Type: Article
    In: Revue suisse de zoologie
    Volume: 43
    Date: 1936
    Page Range: 495--505
    Publication Info: Genève, Kundig [etc.],
  2. By: Lehmann, F E - De Roche, V
    Type: Article
    In: Revue suisse de zoologie
    Volume: 41
    Date: 1934
    Page Range: 367--369
    Publication Info: Genève, Kundig [etc.],