Item #45579 UPPER PALEOZOIC FLORAL ZONES AND FLORAL PROVINCES OF THE UNITED STATES, with a GLOSSARY OF STRATIGRAPHIC TERMS; SHORTER CONTRIBUTIONS TO GENERAL GEOLOGY: PROFESSIONAL PAPER 454-K. Charles B. Read, Sergius H. Mamay, Grace C. Keroher.

UPPER PALEOZOIC FLORAL ZONES AND FLORAL PROVINCES OF THE UNITED STATES, with a GLOSSARY OF STRATIGRAPHIC TERMS; SHORTER CONTRIBUTIONS TO GENERAL GEOLOGY: PROFESSIONAL PAPER 454-K

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1964. Soft cover. Item #45579

An analysis of the succession of floras in the Mississippian, Pennsylvanian, and Permian Systems. 35 pages with tables, index, and references, plus the nineteen plates bound in the rear. Bound in original gray stiff paper covers printed in black. Library markings on the front cover. No other library markings, plates or pockets were ever present. A near fine copy.

Price: $20.00

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