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  1. 1
    Biological field stations of North America, 1970 /
    by Hunsaker, Don
    Published 1970
    Book
  2. 2
    A revision of Heterotheca sect. Phyllotheca (Nutt.) Harms (Compositae: Astereae) : the prairie and montane goldenasters of North America /
    by Semple, John C.
    Published 1996
    Book
  3. 3
    Integrated Taxonomic Information System : ITIS.
    Get full text
    Government Document Database
  4. 4
    The Triatominae of North and Central America and the West Indies and Their Public Health Significance.
    Published 1944
    Electronic resource (PDF)
    Government Document eBook
  5. 5
    Revision of the Genus Phloeosinus Chapuis in North America (Coleoptera, Scolytidae).
    Published 1942
    Electronic resource (PDF)
    Government Document eBook
  6. 6
    Some American Geometrid Moths of the Subfamily Ennominae Heretofore Associated with or Closely Related to Ellopia Treitschke.
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
  7. 7
    New Generra and Species of Bark Beetles of the Subfamily Micracinae (Scolytidae, Coleoptera).
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
  8. 8
    The North American Parasitic Wasps of the Genus Tetrastichus - A Contribution to Biological Control of Insect Pests.
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
  9. 9
    Revisions of Two Genera of Chalcid-Flies Belonging to the Family Eupelmidae from North and South America.
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
  10. 10
    New Species of American Scolytoid Beetles, Mostly Neotropical.
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
  11. 11
    A Revision of the Embioptera, or Web-Spinners, of the New World.
    Published 1944
    Electronic resource (PDF)
    Government Document eBook
  12. 12
    New American Cynipids from Galls.
    Published 1944
    Electronic resource (PDF)
    Government Document eBook
  13. 13
    The Genus Fundella Zeller : A Contribution Towards a Revision of the American Pyralidoid Moths of the Family Phycitidae.
    Published 1945
    Electronic resource (PDF)
    Government Document eBook
  14. 14
    Polyclads of east coast of North America.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
  15. 15
    The Status of Migratory Game Birds : 1942-43.
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
  16. 16
    Biology of the Atlantic Mackeral (Scomber Scombus) of North America, Part I : Early life history, including growth, drift, and mortality of the egg and larval populations.
    Published 1943
    Electronic resource (PDF)
    Government Document eBook
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