Taxonomy of specimens of the Pennsylvania age Marattialean fern Psaronius from Ohio and Illinois

An edition of Taxonomy of specimens of the Pennsylvania age Marattialean fern Psaronius from Ohio and Illinois (1984)

Taxonomy of specimens of the Pennsylvania age Marattialean fern Psaronius from Ohio and Illinois

By James E. Mickle

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Publish Date

1984

Publisher

Illinois State Museum

Language

eng

Pages

Description:

subjects: Paleobotany, Psaronius, Fossil Ferns

Places: Illinois, Ohio

Times: Pennsylvanian