Standard Wolfcampian series (Permian), Glass Mountains, Texas

by Ross, Charles A., 1933-
Published 1963

Contribution à l'étude des flores autono-stéphaniennes /

by Doubinger, Jeanne
Published 1956

Der Permische Vulkanismus in der Umgebung des Weisselberges /

by Britz, Karl, Britz, Karl
Published 1953

Lower Leonardian Brachiopoda of the Sierra Diablo

by Stehli, Francis Greenough, Stehli, Francis Greenough
Published 1955

Bryozoan Tabulipora carbonaria : in Wreford Megacyclothem (Lower Permian) of Kansas /

by Cuffey, Roger J, Cuffey, Roger J

Permian Gastropoda of the southwestern United States

Published 1956

Permian trilobites from Timor and Sicily : with a revision of their nomenclature and classification /

by Gheyselinck, Roger Frederic Charles Rosalie, Gheyselinck, Roger Frederik Charles Rosalie
Published 1937

Petrologie des formations volcaniques du Permo-Carbonifere du Nord de la France

by Morre-Boit, Nicole
Published 1970

Geologische Untersuchung der permischen Abtragungsfläche im Odenwald /

by Strigel, Adolf
Published 1912

Standard Wolfcampian series (Permian), Glass Mountains, Texas

by Ross, Charles A 1933-, Ross, Charles A., 1933-, Ross, Charles A., 1933-, Ross, Charles A., 1933-
Published 1963