Lower Pennsylvanian species of mariopteris, eremopteris, diplothmema, and aneimites from the Appalachian region.

Upper Paleozoic floral zones and floral provinces of the United States /
by: Read, Charles Brian, 1907-
Published: (1964)

A structurally preserved, Lower Pennsylvanian flora from the New Castle Coal Bed of Alabama /
by: Winston, Richard B.
Published: (1991)

The Stanley Cemetery flora (early Pennsylvanian) of Greene County, Indiana.
by: Wood, Joseph Miller, 1921-
Published: (1963)

An early Pennsylvanian flora with Megalopteris and Noeggerathiales from west-central Illinois /
by: Leary, Richard L.
Published: (1977)

Pennsylvanian tree fern compressions Caulopteris, Megaphyton, and Artisophyton gen. nov. in Illinois /
by: Pfefferkorn, Hermann W.
Published: (1976)

Palynology of part of the Paradox and Honaker Trail formations, Paradox Basin, Utah.
by: Kosanke, Robert M. (Robert Max)
Published: (1995)

Shorter contributions to general geology /
Published: (1914)

Palynostratigraphy of the lower and middle Pennsylvanian coals of Iowa /
by: Ravn, Robert L.
Published: (1986)

Prodromus of south African megafloras : Devonian to Lower Cretaceous /
by: Anderson, John M. (John Malcolm)
Published: (1985)

Palynology and its relationship to climatically induced depositional cycles in the Middle Pennsylvanian (Desmoinesian) Paradox Formation of southeastern Utah.
by: Rueger, Bruce F.
Published: (1996)

Fossil plants of Indiana.
by: Canright, James E. (James Edward), 1920-
Published: (1959)

Abbildungen und Beschreibungen fossiler Pflanzen-Reste der palaeozoischen und mesozoischen Formationen /
by: Potonié, H. Henry, 1857-1913
Published: (1903)

Resins in Paleozoic plants and in coals of high rank /
by: White, David
Published: (1914)

Additions to the flora of the Spotted Ridge Formation in central Oregon /
by: Mamay, Sergius H., 1920-, et al.
Published: (1956)

Plantas del Pensilvanico de la region de Tehuacan, Puebla.
by: Silva Pineda, Alicia
Published: (1970)

Archaeolithophyllum, an abundant calcareous alga in limestones of the Lansing Group (Pennsylvanian) Southeastern Kansas /
by: Wray, John Lee, 1925-
Published: (1964)

Archaeosperma arnoldii, a cupulate seed from the Upper Devonian of North America /
by: Pettitt, John Michael
Published: (1968)

The anatomy and affinities of Medullosa noei Steidtmann, and associated foliage, roots, and seeds /
by: Steidtmann, Waldo Edward, 1896-
Published: (1944)

The bryophytes of the Palaeozoic and the Mesozoic /
by: Oostendorp, Cora
Published: (1987)

Revision of the lower Eocene Wilcox flora of the southeastern states : with descriptions of new species, chiefly from Tennessee and Kentucky /
by: Berry, Edward Wilber, 1875-1945
Published: (1930)

The fossil flora of the Drywood Formation southwestern Missouri /
by: Basson, Philip W.
Published: (1969)

Environments of deposition : coal balls, cuticular shale, and gray-shale floras in Fountain and Parke counties, Indiana /
by: Eggert, Donald L.
Published: (1982)

Plant microfossils of the Croweburg coal /
by: Wilson, L. R. (Leonard Richard), 1906-1998, et al.
Published: (1956)

Russellites, new genus, a problematical plant from the Lower Permian of Texas /
by: Mamay, Sergius H., 1920-
Published: (1968)

Paleozoic origin of the cycads /
by: Mamay, Sergius H., 1920-

Palaeozoic palaeobotany of Great Britain /
by: Cleal, Christopher J., 1951-
Published: (1995)

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

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

The shoot apex of Callistophyton poroxyloides.
by: Delevoryas, Theodore, 1929-
Published: (1956)

Spores in strata of late Pennsylvanian cyclothems in the Illinois Basin.
by: Peppers, Russel A. (Russel Allen), 1932-
Published: (1964)

Paleozoic Solenoporaceae and related red algae.
by: Johnson, J. Harlan (Jesse Harlan), 1892-1974
Published: (1960)

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

The recognizable species of the Green River flora /
by: Brown, Roland W. (Roland Wilbur), 1893-1961
Published: (1934)

Elements of Pennsylvanian stratigraphy, central Appalachian Basin /
Published: (1994)

Lower Pennsylvanian Species of Marioteris Eremotepis, Diplothmema, and Aneimites from the Appalachian Region.
Published: (1943)

Two new pollen genera (Late Cretaceous and Paleocene) with possible affinity to the Illiciaceae /
by: Tschudy, Robert H.
Published: (1970)