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  1. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 23
    Date: 1915
    Page Range: 1--89
    Publication Info: Genève, Kundig [etc.],
  2. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 40
    Date: 1933
    Page Range: 85--159
    Publication Info: Genève, Kundig [etc.],
  3. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 43
    Date: 1936
    Page Range: 207--306
    Publication Info: Genève, Kundig [etc.],
  4. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 35
    Date: 1928
    Page Range: 303--352
    Publication Info: Genève, Kundig [etc.],
  5. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 34
    Date: 1927
    Page Range: 405--475
    Publication Info: Genève, Kundig [etc.],
  6. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 36
    Date: 1929
    Page Range: 103--159
    Publication Info: Genève, Kundig [etc.],
  7. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 37
    Date: 1930
    Page Range: 613--672
    Publication Info: Genève, Kundig [etc.],
  8. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 31
    Date: 1925
    Page Range: 429--528
    Publication Info: Genève, Kundig [etc.],
  9. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 23
    Date: 1915
    Page Range: 439--533
    Publication Info: Genève, Kundig [etc.],
  10. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 28
    Date: 1926
    Publication Info: Genève, Kundig [etc.],
  11. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 24
    Date: 1916
    Page Range: 565--620
    Publication Info: Genève, Kundig [etc.],
  12. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 27
    Date: 1919
    Page Range: 99--234
    Publication Info: Genève, Kundig [etc.],
  13. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 33
    Date: 1926
    Page Range: 335--357
    Publication Info: Genève, Kundig [etc.],
  14. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 32
    Date: 1925
    Page Range: 323--365
    Publication Info: Genève, Kundig [etc.],
  15. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 49
    Date: 1942
    Page Range: 7--13
    Publication Info: Genève, Kundig [etc.],
  16. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 17
    Date: 1909
    Page Range: 79--83
    Publication Info: Genève, Kundig [etc.],
  17. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 13
    Date: 1905
    Page Range: 185--194
    Publication Info: Genève, Kundig [etc.],
  18. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 15
    Date: 1907
    Page Range: 93--128
    Publication Info: Genève, Kundig [etc.],
  19. By: Lessert, Roger de,
    Type: Article
    In: Revue suisse de zoologie
    Volume: 12
    Date: 1904
    Page Range: 269--450
    Publication Info: Genève, Kundig [etc.],