Field book, Pennsylvanian plant fossils of Illinois
By: Charles Collinson, Romayne Skartvedt
Contributors: Skartvedt, Romayne; Illinois State Geological Survey
Series: Illinois State Geological Survey. Educational series -- 6; Educational series (Illinois State Geological Survey) -- 6.
Publisher: Illinois State Geological Survey
Published: 1966
Place of publication: Urbana, Ill
Language: eng
Number of pages: 35
Subjects: Paleobotany
Other titles: Pennsylvanian plant fossils of Illinois
Notes: Includes bibliographical references (p. 34-35).