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

Cretaceous plants from southwestern Colorado /
by: Brown, Roland W. (Roland Wilbur), 1893-1961
Published: (1950)

Upper Cretaceous floras of the eastern gulf region in Tennessee, Mississippi, Alabama, and Georgia /
by: Berry, Edward Wilber, 1875-1945
Published: (1919)

The flora of the Chuckanut formation of northwestern Washington ; the Equisetales, Filicales, and Coniferales /
by: Pabst, Marie B.
Published: (1968)

Fossil wood and lignite of the Potomac formation /
by: Knowlton, Frank Hall, 1860-1926
Published: (1889)

A catalogue of the Cretaceous and Tertiary plants of North America /
by: Knowlton, Frank Hall, 1860-1926
Published: (1898)

Species of Aquilapollenites and Fibulapollis from two Upper Cretaceous localities in Alaska /
by: Tschudy, Bernadine D.
Published: (1969)

Palynological evaluation of Cedar Mountain and Burro Canyon formations, Colorado Plateau /
by: Tschudy, Robert H., et al.
Published: (1984)

The Upper Cretaceous and Eocene floras of South Carolina and Georgia /
by: Berry, Edward Wilber, 1875-1945
Published: (1914)

Normapolles pollen from the Mississippi embayment /
by: Tschudy, Robert H.
Published: (1975)

Flora of the Montana formation /
by: Knowlton, Frank Hall, 1860-1926
Published: (1900)

Cenomanian angiosperm leaf megafossils, Dakota Formation, Rose Creek locality, Jefferson County, southeastern Nebraska /
by: Upchurch, Garland R., et al.
Published: (1990)

A new Tolypella from the Ocean Point dinosaur locality, North Slope, Alaska, and the Late Cretaceous to Paleocene Nitelloid charophytes /
by: Feist, M. (Monique), et al.
Published: (1991)

The flora of the Ripley formation /
by: Berry, Edward Wilber, 1875-1945
Published: (1925)

Stratigraphic distribution of some pollen types from the Campanian and lower Maestrichtian rocks (Upper Cretaceous) of the Middle Atlantic States /
by: Wolfe, Jack A., 1936-
Published: (1976)

Evolutionary, biostratigraphic, and taxonomic study of calcareous nannofossils from a continuous Paleocene-Eocene boundary section in New Jersey /
by: Bybell, Laurel M., et al.
Published: (1994)

North American species of Tempskya and their stratigraphic significance /
by: Ash, Sidney R., 1928-, et al.

A catalogue of the Mesozoic and Cenozoic plants of North America /
by: Knowlton, Frank Hall, 1860-1926
Published: (1919)

North American species of Tempskya and their stratigraphic significance /
by: Ash, Sidney R., 1928-, et al.
Published: (1976)

Flora of the Ravenscrag Formation (Paleocene), southwestern Saskatchewan, Canada /
by: McIver, Elisabeth E.
Published: (1993)

Fossil plants from the Colgate member of the Fox Hills sandstone and adjacent strata /
by: Brown, Roland W. (Roland Wilbur), 1893-1961
Published: (1939)

Complexiopollis pollen lineage in Mississippi embayment rocks /
by: Tschudy, Robert H.
Published: (1973)

The lower Eocene floras of southeastern North America /
by: Berry, Edward Wilber, 1875-1945
Published: (1916)

The Laramie and the overlying Livingston formation in Montana /
by: Weed, Walter Harvey, 1862-1944, et al.
Published: (1893)

Paleocene flora of the Rocky Mountains and Great Plains.
by: Brown, Roland W. (Roland Wilbur), 1893-1961
Published: (1962)

Index of generic names of fossil plants, 1820-1965 /
by: Andrews, Henry N. (Henry Nathaniel), 1910-2002
Published: (1970)

Index of generic names of fossil plants, 1820-1950.
by: Andrews, Henry N. (Henry Nathaniel), 1910-2002
Published: (1955)

Index of generic names of fossil plants, 1974-1978 /
by: Watt, Arthur Dwight, 1921-
Published: (1982)

Stratigraphic cross section showing depositional environments of Upper Cretaceous and Paleocene coal-bearing rocks in the Kappes Canyon quadrangle, Sweetwater County, Wyoming /
by: Kirschbaum, Mark A.
Published: (1985)

An early Eocene florule from central Texas /
by: Berry, Edward Wilber, 1875-1945
Published: (1925)

Fossil flora of the John Day basin, Oregon /
by: Knowlton, Frank Hall, 1860-1926
Published: (1902)

Palynostratigraphy in relation to sequence stratigraphy, Straight Cliffs Formation (Upper Cretaceous), Kaiparowits Plateau, Utah /
by: Nichols, Douglas J.
Published: (1995)

Index of generic names of fossil plants, 1966-1973 /
by: Blazer, Anna M., et al.
Published: (1975)

The flora of the Fox Hills sandstone /
by: Knowlton, Frank Hall, 1860-1926
Published: (1917)

American Cretaceous ferns of the genus Tempskya /
by: Read, C. B., et al.
Published: (1937)

A fossil flora from the Frontier Formation of southwestern Wyoming /
by: Knowlton, Frank Hall, 1860-1926
Published: (1917)

Late Cretaceous and Cenozoic history of North American vegetation, north of Mexico /
by: Graham, Alan
Published: (1999)