Fossil Plants from the Anthracite Coal Fields of Eastern Pennsylvania (General Geology Report, 72) (Fourth Series)

vi, 157 pp. Illustrated with black-and-white photographs. CONTENTS: Abstract; Introduction: Outline of Geology of the Anthracite Coal Basins of Pennsylvania; Age of Fossil Plants; Collecting Localities; Depository of Specimens; Acknowledgements; Description of Fossil Plants: Subphylum Lycopodiophyta; Family Lepidodendraceae; Family Sigillariaceae; Subphylum Equisetophyta: Family Clamitaceae; Family Sphenophyllaceae; Subphylum Pterophyta and "Pteridophylla": Family Sphenopteridaceae; Family Eusphenopteridaceae; Family Mariopteridaceae; Family Pecopteridaceae; Family Dicksoniaceae; Family Alethopteridaceae; Family Neuropteridaceae; Family Cordaitaceae; Comparison of Fossil Plants from Contemporaneous Strata in the Other Coal Basins of North America and Europe: Maritime Provinces of Eastern Canada; South Wales Coal Field of Great Britain; Saar Coal Basin of Western Germany; Uper Silesian Coal Basin of Poland; Ostrava-Carvina Coal District of Czechoslovakia; Carboniferous Donetz Basin of Ukraine; Conclusions; References; Glossary; Index.