51 Specimen Results

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Period: Phylum:

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Order

Coenopteridales (16)

Equisetales (9)

Marattiales (13)

Trigonocarpales (13)

Family

Alethopteridaceae (5)

Calamitaceae (9)

Marattiaceae (13)

Medullosaceae (8)

Zygopteridaceae (16)

Genus

Alethopteris (5)

Alloiopteris (16)

Codonotheca (2)

Neuropteris (6)

Pecopteris (13)

Individual/Organization

Sternberg, G.F. (17)

Walker, M.V. (1)

Gnidovec, D.M. (16)

Mrs. Danforth, F. (17)

Period

Pennsylvanian (52)

Formation

Mazon Creek (35)

Country

United States of America (51)

State/Province

County