317 Specimen Results

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Phylum

Echinodermata (1)

Pteridophyta (51)

Order

Bellerophontida (1)

Coenopteridales (16)

Cordaitales (1)

Equisetales (9)

Euomphalina (1)

Marattiales (13)

Murchisoniina (1)

Class

Stenolaemata (1)

Family

Alethopteridaceae (5)

Bellerophontidae (1)

Calamitaceae (9)

Cordaitaceae (1)

Euomphalidae (1)

Marattiaceae (13)

Medullosaceae (8)

Genus

Alethopteris (5)

Alloiopteris (16)

Amphiscapha (1)

Bellerophon (1)

Codonotheca (2)

Murchisonia (1)

Individual/Organization

Sternberg, G.F. (17)

Walker, M.V. (17)

Gnidovec, D.M. (16)

Lockhard, W. (3)

Potter, F.W. (207)

Elias, M.K. (4)

Mrs. Danforth, F. (34)

Period

Pennsylvanian (318)

Age

Formation

Adams Brach Limestone (1)

Mazon Creek (52)

Upper Stanton (2)

Member

Tonganoxie (206)

Country

United States of America (317)

State/Province

County