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Proceedings of the Academy of Natural Sciences of Philadelphia. v.73 (1921)

Parts

  1. New or little-known crane-flies from the Amazonian region
    By: Alexander, Charles Paul
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 73
    Date: 1921
    Page Range: 39--103
    Publication info: Philadelphia,Academy of Natural Sciences of Philadelphia
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  2. South American Blattidae from the Museum National d'Histoire Naturelle, Paris, France
    By: Hebard, Morgan
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 73
    Issue: 2
    Date: 1921
    Page Range: 193--304
    Publication info: Philadelphia,Academy of Natural Sciences of Philadelphia
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  3. Revision of W. M. Gabb's Tertiary Mollusca of Santo Domingo
    By: Pilsbry, Henry A
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 73
    Date: 1921
    Page Range: 305--435
    Publication info: Philadelphia,Academy of Natural Sciences of Philadelphia
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  4. Notes on hemibranchiate and lophobranchiate fishes
    By: Fowler, Henry W
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia.
    Volume: 73
    Date: 1922
    Page Range: 437--448
    Publication info: Philadelphia,Academy of Natural Sciences of Philadelphia
    View Article