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9 Specimen Results
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Family:
Medullosaceae
Filter by
Phylum
Pteridophyta (9)
Order
Trigonocarpales (9)
Genus
Codonotheca (2)
Neuropteris (7)
Individual/Organization
Sternberg, G.F. (6)
Elias, M.K. (1)
Mrs. Danforth, F. (2)
Period
Pennsylvanian (8)
Formation
Mazon Creek (8)
Country
United States of America (8)
State/Province
Illinois (8)
County
Grundy (8)