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  1. By: Leiper, Robert T
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1910
    Date: 1910
    Page Range: 233--252
    Publication Info: London Academic Press, [etc.] 1833-1965
  2. By: Leiper, Robert T
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 2
    Series: 8
    Date: 1908
    Page Range: 468--468
    Publication Info: London Taylor and Francis, Ltd
  3. By: Leiper, Robert T
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1911
    Date: 1911
    Page Range: 549--555
    Publication Info: London Academic Press, [etc.] 1833-1965