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4 Specimen Results
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Genus:
Pecopteris
Individual/Organization:
Sternberg, G.F.
FHSM PB-265
Pecopteris
(Brongniart, 1822)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-272
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-274
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-347
Pecopteris
(Brongniart, 1822)
Formation:
Mazon Creek
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Phylum
Pteridophyta (4)
Order
Marattiales (4)
Family
Marattiaceae (4)
Period
Pennsylvanian (3)
Formation
Mazon Creek (4)
Country
United States of America (4)
State/Province
Illinois (4)
County
Grundy (4)