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11 Specimen Results
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Order:
Equisetales
Country:
United States of America
Filter by
Phylum
Pteridophyta (11)
Family
Asterophyllites (1)
Calamitaceae (11)
Genus
Annularia (9)
Calamites (1)
Individual/Organization
Sternberg, G.F. (5)
Hamm, S.A. (1)
Elias, M.K. (1)
Mrs. Danforth, F. (4)
Period
Pennsylvanian (9)
Formation
Altamont (1)
Lawrence (1)
Mazon Creek (9)
Member
Lake Neosha (1)
State/Province
Illinois (9)
Kansas (2)
County
Douglas (1)
Grundy (9)
Montgomery (1)