Search results for: Tschudy, Robert H.

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  1. 1

    Aspects of palynology

    Authors: Tschudy, Robert H.
    Published: Wiley-Interscience, 1969
    Physical Description: vii, 510 pages : illustrations ; 26 cm
    Book
  2. 2

    Palynological evaluation of Cedar Mountain and Burro Canyon formations, Colorado Plateau

    Authors: Tschudy, Robert H.
    Published: U.S. Department of the Interior, Geological Survey ; For sale by the Branch of Distribution, USGS, 1984
    Physical Description: iii, 24 pages, 9 leaves of plates : illustrations, 1 map ; 29 cm.
    Government Document Book
  3. 3

    Illustrations of plant microfossils from the Morrison Formation : II, Plant microfossils from the Westwater Canyon member

    Authors: Tschudy, Robert H.
    Published: U.S. Department of the Interior, Geological Survey, 1981
    Physical Description: 1 volume : illustrations ; 28 cm.
    Government Document Microfilm Book
  4. 4

    Illustrations of plant microfossils from the Morrison Formation. IV, Plant microfossils from the Salt Wash Member

    Authors: Tschudy, Robert H.
    Published: U.S. Department of the Interior, Geological Survey, 1988
    Physical Description: 1 volume : illustrations, 1 map ; 28 cm.
    Government Document Microfilm Book
  5. 5

    Illustrations of plant microfossils from the Morrison Formation. III, Plant microfossils from the Recapture Member

    Authors: Tschudy, Robert H.
    Published: U.S. Department of the Interior, Geological Survey, 1988
    Physical Description: 1 volume : illustrations, 1 map ; 28 cm.
    Government Document Microfilm Book
  6. 6

    Normapolles pollen from the Mississippi embayment

    Authors: Tschudy, Robert H.
    Published: U.S. Govt. Print. Off, 1975
    Physical Description: v, 42 pages, 21 unnumbered leaves of plates : illustrations ; 29 cm.
    Government Document Book
  7. 7

    Stratigraphic distribution of species of the megaspore genus Minerisporites in North America

    Authors: Tschudy, Robert H.
    Published: U.S. Department of the Interior, Geological Survey : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1976
    Physical Description: iii, 11 pages, 9 unnumbered pages : illustrations ; 29 cm.
    Government Document Book
  8. 8

    Two new pollen genera (Late Cretaceous and Paleocene) with possible affinity to the Illiciaceae

    Authors: Tschudy, Robert H.
    Published: United States Department of the Interior, Geological Survey, 1970
    Physical Description: 1 online resource (iii, F13 pages, 9 unnumbered pages of plates) : illustrations.
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    Government Document Electronic eBook
  9. 9

    Stratigraphic distribution of significant Eocene palynomorphs of the Mississippi embayment

    Authors: Tschudy, Robert H.
    Published: United States Department of the Interior, Geological Survey, 1973
    Physical Description: 1 online resource (iii, B24 pages, 4 unnumbered pages of plates) : illustrations, map.
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    Government Document Electronic eBook
  10. 10

    Normapolles pollen from the Mississippi embayment

    Authors: Tschudy, Robert H.
    Published: United States Department of the Interior, Geological Survey, 1975
    Physical Description: 1 online resource (v, 42 pages, 40 unnumbered pages of plates) : illustrations.
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    Government Document Electronic eBook
  11. 11

    Stratigraphic distribution of species of the megaspore genus Minerisporites in North America

    Authors: Tschudy, Robert H.
    Published: United States Department of the Interior, Geological Survey, 1976
    Physical Description: 1 online resource (iii, E11 pages, 4 unnumbered pages of plates) : illustrations.
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    Government Document Electronic eBook
  12. 12

    Complexiopollis pollen lineage in Mississippi embayment rocks

    Authors: Tschudy, Robert H.
    Published: United States Department of the Interior, Geological Survey, 1973
    Physical Description: 1 online resource (iii, C15 pages, 9 unnumbered pages of plates) : illustrations, map.
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    Government Document Electronic eBook
  13. 13

    Illustrations of plant microfossils from the Yazoo Clay (Jackson Group, upper Eocene) Mississippi

    Authors: Tschudy, Robert H., Van Loenen, Sharon D.
    Published: United States Department of the Interior, Geological Survey, 1970
    Physical Description: 1 online resource (iii, E5 pages, 5 unnumbered pages of plates) : map.
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    Government Document Electronic eBook
  14. 14

    Palynological evaluation of Cedar Mountain and Burro Canyon formations, Colorado Plateau

    Authors: Tschudy, Robert H., Tschudy, Bernadine D., Craig, Lawrence C. (Lawrence Carey), 1918-
    Published: United States Department of the Interior, Geological Survey, 1984
    Physical Description: 1 online resource (iii, 24 pages, 9 unnumbered pages of plates) : illustrations, map.
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    Government Document Electronic eBook
  15. 15

    The Foote Creek and Dutton Creek Formations, two new formations in the north part of the Laramie basin, Wyoming

    Authors: Hyden, Harold J. (Harold Julius), 1922-1967, McAndrews, Harry, 1926-, Tschudy, Robert H.
    Published: United States Department of the Interior, Geological Survey, 1965
    Physical Description: 1 online resource (iii, 12 pages) : map.
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    Government Document Electronic eBook