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Formation:
Dakota
Individual/Organization:
Wooster, L.C.
FHSM IP-294
Trigonia
(Bruguiere, 1789)
Formation:
Dakota
Period(Early):
Cretaceous
FHSM IP-295
Bivalvia (Linnaeus, 1758)
Formation:
Dakota
Period(Early):
Cretaceous
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Phylum
Mollusca (2)
Order
Trigoniida (1)
Class
Bivalvia (2)
Family
Trigoniidae (1)
Genus
Trigonia (1)
Period
Cretaceous (2)
Formation
Dakota (2)
Country
United States of America (2)
State/Province
Kansas (2)