Russellites, new genus, a problematical plant from the Lower Permian of Texas /

Bibliographic Details
Main Author:	Mamay, Sergius H., 1920-
Format:	Government Document Book
Language:	English
Published:	Washington : U.S. Govt. Print. OFf, 1968.
Series:	Geological Survey professional paper ; 593-I. Geological Survey professional paper. Contributions to paleontology.
Subjects:	Russellites (Paleobotany) Paleobotany > Permian. Paleobotany > Texas > Baylor County.

Description
Physical Description:	iii, 15 pages, 12 unnumbered pages : illustrations ; 29 cm.
Bibliography:	Bibliography: page 13.