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  1. By: Bertoni, Arnaldo de Winkelried,
    Publication info: Asunción, Talleres nacionales de H. Kraus, 1901
    Holding Institution: Smithsonian Libraries
    BHL Collections: Publicaciones en Español
  1. By: Bertoni, Arnaldo de Winkelried,
    Type: Book
    In: Aves nuevas del Paraguay. Continuación á Azara
    Volume: 1
    Date: 1901
    Page Range: 1--216
    Publication Info: Asunción, Talleres nacionales de H. Kraus, 1901
  2. By: Bertoni, Arnaldo de Winkelried, - Schrottky, Curt,
    Type: Article
    In: Deutsche entomologische Zeitschrift
    Volume: 1911
    Issue: 4
    Date: 1911
    Page Range: 402--402
    Publication Info: Berlin, Nicolai'sche Verlags-Buchandlung, 1881-
  3. By: Bertoni, Arnaldo de Winkelried, - Schrottky, Curt,
    Type: Article
    In: Entomologische Rundschau
    Volume: 26
    Date: 1909
    Page Range: 40--42
    Publication Info: Stuttgart, A. Kernen, 1909-