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Geology
Mollusca
Bivalvia
Ostreida
Gryphaeidae
Pycnodonte
Pycnodonte congesta
Pycnodonte congesta
Phylum:
Mollusca
Class:
Bivalvia
Order:
Ostreida
Family:
Gryphaeidae
Genus:
Pycnodonte
Species:
Pycnodonte congesta
Conrad 1843
Information
Images
Maps
Geological Range
Campanian
Paleogeographic Distribution
Kansas to South Dakota
Stratigraphic Occurrences
Campanian
Pierre Shale (SD) [Campanian]
Unknown Stage
Niobrara Formation (Smoky Hill Mbr) (KS)
Pycnodonte congesta
from the Niobrara Formation (Smoky Hill Member) of Trego County, Kansas (FHSMIP 1135).
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