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2 Specimen Results
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County:
Rooks
Genus:
Pseudoperna
FHSM IP-1019- 3
Pseudoperna congesta
(Conrad, 1843)
Formation:
Niobrara
Period(Early):
Cretaceous
FHSM IP-1021- 2
Pseudoperna congesta
(Conrad, 1843)
Formation:
Niobrara
Period(Early):
Cretaceous
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Mollusca (2)
Order
Ostreida (2)
Class
Bivalvia (2)
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Ostreidae (2)
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Walker, M.V. (2)
Walker, W.I. (2)
Period
Cretaceous (2)
Formation
Niobrara (2)
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Smoky Hill (2)
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United States of America (2)
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Kansas (2)