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  1. By: Hough, G De N
    Type: Article
    In: Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia
    Volume: 10
    Date: 1899
    Page Range: 62--66
    Publication Info: Philadelphia, [Entomological Rooms of the Academy of Natural Sciences],
  2. By: Hough, G De N
    Type: Article
    In: Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia
    Volume: 9
    Date: 1898
    Page Range: 105--111
    Publication Info: Philadelphia, [Entomological Rooms of the Academy of Natural Sciences],