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  1. By: Hickson, Sydney John, - Versluys, J. (Jan),
    Publication info: Leiden,Buchhandlung und dr. vormals E. J. Brill,1907.
    Holding Institution: Smithsonian Libraries
  2. By: Nutting, Charles Cleveland, - Versluys, J. (Jan),
    Publication info: Leyden,E. J. Brill,1902-11.
    Holding Institution: Multiple institutions
  3. By: Versluys, J. (Jan),
    Publication info: Jena,G. Fischer,1898.
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  1. By: Versluys, J. (Jan),
    Type: Article
    In: Zoologische Jahrbücher.
    Volume: 29
    Date: 1910
    Page Range: 425--450
    Publication Info: Jena [Germany] :G. Fischer,