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4 Specimen Results
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Individual/Organization:
Mrs. Danforth, F.
Order:
Trigonocarpales
FHSM PB-207
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-209
Codonotheca caduca
(Sellards, 1903)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-210
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-211
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
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Phylum
Pteridophyta (4)
Family
Alethopteridaceae (2)
Medullosaceae (2)
Genus
Alethopteris (2)
Codonotheca (1)
Neuropteris (1)
Period
Pennsylvanian (4)
Formation
Mazon Creek (4)
Country
United States of America (4)
State/Province
Illinois (4)
County
Grundy (4)