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2 Specimen Results
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County:
Grundy
FHSM IP-467
Bivalvia (Linnaeus, 1758)
Period(Early):
Permian
FHSM PB-273
Plantae (Haeckel, 1866)
Formation:
Mazon Creek
Period(Early):
Pennsylvanian
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Phylum
Mollusca (1)
Class
Bivalvia (1)
Individual/Organization
Sternberg, G.F. (1)
Zakrzewski, R.J. (1)
Bures, J. (1)
Period
Pennsylvanian (1)
Permian (1)
Formation
Mazon Creek (1)
Country
United States of America (2)
State/Province
Illinois (2)