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  1. 21
    Revision of chalcid flies of genus Perilampus Latreille occurring in America north of Mexico.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  2. 22
    Revision of North American beetles of staphylinid subfamily Tachyporinae : Part. 1, Genus Tachyporus Gravenhorst.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  3. 23
    Revision of North American species of ichneumon℗Ư-flies of genus Exetastes Gravenhorst.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  4. 24
    Revision of North American beetles of staphylinid subfamily Tachyporinae : Part. 2, Genus Coproporus Kraatz.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
  5. 25
    Polyclad flatworms of Atlantic Coast of United States and Canada.
    Published 1940
    Electronic resource (PDF)
    Government Document eBook
  6. 26
    Revision of North American moths of family Oecophoridae, with descriptions of new genera and species.
    Published 1941
    Electronic resource (PDF)
    Government Document eBook
  7. 27
    Notes on some north and middle American danaid butterflies.
    Published 1941
    Electronic resource (PDF)
    Government Document eBook
  8. 28
    Insects of North America /
    Connect to the full text of this electronic book
    eBook
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