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Permineralized Alethopteris from the Upper Pennsylvanian of Ohio and Illinois
James E. Mickle and Gar W. RothwellVolume:
56
Language:
english
Journal:
Journal of Paleontology
DOI:
10.2307/1304465
Date:
March, 1982
File:
PDF, 1.21 MB
english, 1982