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  1. By: Ruhmer, G Wilh
    Type: Article
    In: Entomologische Nachrichten
    Volume: 24
    Date: 1898
    Page Range: 37--52
    Publication Info: Berlin [etc.], R. Friedländer [etc.],
  2. By: Ruhmer, G Wilh
    Type: Article
    In: Entomologische Nachrichten
    Volume: 24
    Date: 1898
    Page Range: 353--359
    Publication Info: Berlin [etc.], R. Friedländer [etc.],