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2 Specimen Results
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Individual/Organization:
Urban, M.
Country:
United States of America
FHSM VP-17989
Ptychodus mammillaris
(Agassiz, 1839)
Formation:
Greenhorn
Period(Early):
Cretaceous
FHSM VP-18524
Niobrarasaurus coleii
(Mehl, 1936)
Formation:
Niobrara
Period(Early):
Cretaceous
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