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  1. By: Colman, John S
    Type: Article
    In: Bulletin of the British Museum (Natural History) Zoology
    Volume: 2
    Issue: 6
    Date: 1954
    Page Range: 119--130
    Publication Info: London, BM(NH),
  2. By: Colman, John S - Cooper, L H N
    Type: Article
    In: Bulletin of the British Museum (Natural History) Zoology
    Volume: 2
    Date: 1954
    Page Range: 131--137
    Publication Info: London, BM(NH),