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13 Specimen Results
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Period:
Pennsylvanian
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
FHSM PB-266
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-267
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-269
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-270
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-271
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-276
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-279
Codonotheca caduca
(Sellards, 1903)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-349
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-350
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
Next 36
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Phylum
Pteridophyta (13)
Family
Alethopteridaceae (5)
Medullosaceae (8)
Genus
Alethopteris (5)
Codonotheca (2)
Neuropteris (6)
Individual/Organization
Sternberg, G.F. (9)
Mrs. Danforth, F. (4)
Period
Pennsylvanian (13)
Formation
Mazon Creek (13)
Country
United States of America (13)
State/Province
Illinois (13)
County
Grundy (13)