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9 Specimen Results
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Genus:
Annularia
Phylum:
Pteridophyta
Filter by
Order
Equisetales (9)
Family
Calamitaceae (9)
Individual/Organization
Sternberg, G.F. (5)
Mrs. Danforth, F. (4)
Period
Pennsylvanian (9)
Formation
Mazon Creek (9)
Country
United States of America (9)
State/Province
Illinois (9)
County
Grundy (9)