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By: Gurney., J HType: ArticleIn: IbisVolume: 5Series: 4Issue: 2Date: 1881Page Range: 271--279Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,Subjects:
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By: Sharp, R Bowdlere - Gurney., J HType: ArticleIn: IbisVolume: 3Series: 4Issue: 3Date: 1879Page Range: 330--341Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,Subjects:
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By: Sharpe, Richard Bowdler, - Gurney., J HType: ArticleIn: IbisVolume: 5Series: 4Issue: 1Date: 1881Page Range: 118--124Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,Subjects: