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6 Specimen Results
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Family:
Alethopteridaceae
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-271
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-276
Alethopteris serli
(White)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-537
Alethopteris
(Sternberg, 1825)
Formation:
Stranger
Next 36
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Phylum
Pteridophyta (6)
Order
Trigonocarpales (6)
Genus
Alethopteris (6)
has media
Has media (1)
Has no media (5)
Individual/Organization
Sternberg, G.F. (3)
Elias, M.K. (1)
Mrs. Danforth, F. (2)
Period
Pennsylvanian (5)
Formation
Mazon Creek (5)
Stranger (1)
Country
United States of America (6)
State/Province
Illinois (5)
Kansas (1)
County
Grundy (5)
Linn (1)