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  1. By: Withers, P
    Type: Article
    In: Revue suisse de zoologie
    Volume: 112
    Date: 2005
    Page Range: 183--188
    Publication Info: Genève Kundig [etc.]
  2. By: Withers, P
    Type: Article
    In: British journal of entomology and natural history
    Volume: 1
    Date: 1988
    Page Range: 69--76
    Publication Info: [London] British Entomological and Natural History Society 1988-