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  1. By: Ritchie, J Mark
    Type: Article
    In: Bulletin of the British Museum (Natural History) Entomology
    Volume: 44
    Date: 1982-04-29
    Page Range: 239--329
    Publication Info: London, The Museum, 1950-1977
  2. By: Ritchie, J Mark
    Type: Article
    In: Bulletin of the British Museum (Natural History) Entomology
    Volume: 42
    Date: 1981-04-30
    Page Range: 83--183
    Publication Info: London, The Museum, 1950-1977