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  1. By: Dale, I. R.
    Type: Article
    In: The Journal of the East Africa and Uganda Natural History Society
    Volume: 15
    Date: 1940
    Page Range: 74--82
    Publication Info: London, Longmans, Green, [1910]-1942
  2. By: Dale, I. R.
    Type: Article
    In: Journal of The East Africa and Uganda Natural History Society
    Volume: XIII
    Issue: 5
    Date: 1938
    Page Range: 183-186