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  1. By: Naef, Adolf - Theodor, Oskar - Boletzky, Sigurd von, - Roper, Clyde F. E., - Smithsonian Institution - Stazione zoologica di Napoli.
    Publication info: Jerusalem, Published for the Smithsonian Institution and the National Science Foundation, Washington, D.C., by the Israel Program for Scientific Translations, 1972-2000
    Holding Institution: Smithsonian Libraries and Archives
  2. By: Naef, Adolf - Boletzky, Sigurd von, - Roper, Clyde F. E.,
    Publication info: Washington, D.C, Smithsonian Institution Libraries, 2000
    Holding Institution: Smithsonian Libraries and Archives
  1. By: Boletzky, Sigurd von, - Boletzky, M. V. von (Maria Verena)
    Type: Article
    In: Revue suisse de zoologie
    Volume: 77
    Date: 1970
    Page Range: 536--548
    Publication Info: Genève, Kundig [etc.],
  2. By: Boletzky, Sigurd von,
    Type: Article
    In: American malacological bulletin
    Volume: 4
    Date: 1986
    Page Range: 217--227
    Publication Info: [Hattiesburg, Miss.?], [American Malacological Union], 1983-
  3. By: Boletzky, Sigurd von,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 99
    Date: 1992
    Page Range: 755--770
    Publication Info: Genève, Kundig [etc.],
  4. By: Dommergues, J L - Neige, P - Boletzky, Sigurd von,
    Type: Article
    In: The veliger
    Volume: 43
    Date: 2000
    Page Range: 265--276
    Publication Info: Berkeley, CA, California Malacozoological Society,
  5. By: Boletzky, Sigurd von,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 85
    Date: 1978
    Page Range: 379--380
    Publication Info: Genève, Kundig [etc.],
  6. By: Boletzky, Sigurd von,
    Type: Article
    In: The veliger
    Volume: 17
    Date: 1975
    Page Range: 247--248
    Publication Info: Berkeley, CA, California Malacozoological Society,