Permian sphenopsids from Antarctica /

Bibliographic Details
Main Author:	Rigby, J. F. (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1969.
Series:	Geological Survey professional paper ; 613-F. Geological Survey professional paper. Contributions to paleontology.
Subjects:	Paleobotany > Permian. Paleobotany > Antarctica. Sphenopsida, Fossil > Antarctica. Paleobotany. Permian Geologic Period. Sphenopsida, Fossil. Antarctica. From 230 to 280 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo82759

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