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54 Specimen Results
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Formation:
Mazon Creek
FHSM PB-194
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-195
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-196
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-197
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-198
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-199
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-200
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-201
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-202
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-203
Pecopteris
(Brongniart, 1822)
Formation:
Mazon Creek;Mazon Creek
Period(Early):
Pennsylvanian;Pennsylvanian
FHSM PB-204
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-205
Annularia
(Sternberg, 1821)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-205A
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-205B
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-206
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-207
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-208
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-212
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-213
Annularia
(Sternberg, 1821)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-214
Annularia
(Sternberg, 1821)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-215
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-216
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-217
Pecopteris vestita
(Lesquereux)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-218
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-219
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-220
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-221
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-222
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-265
Pecopteris
(Brongniart, 1822)
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-268
Annularia
(Sternberg, 1821)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
FHSM PB-269
Neuropteris decipiens
(Lesquereux )
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
Next 36
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Phylum
Lycophyta (1)
Pteridophyta (35)
Order
Equisetales (9)
Lepidodendrales (1)
Marattiales (13)
Trigonocarpales (13)
Family
Alethopteridaceae (5)
Calamitaceae (9)
Lepidodendraceae (1)
Marattiaceae (13)
Medullosaceae (8)
Genus
Alethopteris (5)
Annularia (9)
Codonotheca (2)
Lepidodendron (1)
Neuropteris (6)
Pecopteris (13)
has media
Has media (1)
Has no media (53)
Individual/Organization
Sternberg, G.F. (20)
Mrs. Danforth, F. (34)
Bures, J. (1)
Period
Pennsylvanian (53)
Formation
Mazon Creek (55)
Country
United States of America (54)
State/Province
Illinois (54)
County
Grundy (54)