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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Butler, Majors E A - Feilden, H. W. (Henry Wemyss), - Reid, S G
    Type: Article
    In: Ibis
    Volume: 1
    Series: 5
    Issue: 3
    Date: 1883
    Page Range: 331--337
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,