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9 Specimen Results
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Period:
Mississippian
Phylum:
Echinodermata
FHSM IP-457
Pentremites
(Say, 1820)
Formation:
Warsaw
Period(Early):
Mississippian
FHSM IP-458
Pentremites
(Say, 1820)
Formation:
Warsaw
Period(Early):
Mississippian
FHSM IP-459
Pentremites
(Say, 1820)
Formation:
Warsaw
Period(Early):
Mississippian
FHSM IP-460
Pentremites
(Say, 1820)
Formation:
Warsaw
Period(Early):
Mississippian
FHSM IP-461
Pentremites
(Say, 1820)
Formation:
Warsaw
Period(Early):
Mississippian
FHSM IP-462
Pentremites
(Say, 1820)
Formation:
Warsaw
Period(Early):
Mississippian
FHSM IP-1523
Crinoidea (Miller, 1821)
Formation:
Keokuk
Period(Early):
Mississippian
FHSM IP-1533
Crinoidea (Miller, 1821)
Formation:
Keokuk
Period(Early):
Mississippian
FHSM IP-2192
Blastoidea (Say, 1825)
Period(Early):
Mississippian
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Spiraculata (6)
Class
Blastoidea (7)
Crinoidea (2)
Family
Pentremitidae (6)
Genus
Pentremites (6)
has media
Has media (4)
Has no media (5)
Individual/Organization
Sternberg, G.F. (6)
Marak, J.H. (1)
Zakrzewski, R.J. (1)
Period
Mississippian (9)
Formation
Keokuk (2)
Warsaw (6)
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United States of America (9)
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Illinois (6)
Indiana (2)
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Barren (1)
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Montgomery (2)