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3 Specimen Results
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Member:
Fort Hays
Phylum:
Chordata
Order:
FHSM VP-10634
Ptychodus mortoni
(Agassiz, 1843)
Formation:
Niobrara
Period(Early):
Cretaceous
FHSM VP-14022
Ptychodus mammillaris
(Agassiz, 1839)
Formation:
Niobrara
Period(Early):
Cretaceous
FHSM VP-17415
Ptychodus mortoni
(Agassiz, 1843)
Formation:
Niobrara
Period(Early):
Cretaceous
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Chondrichthyes (3)
Family
Ptychodontidae (3)
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Ptychodus (3)
has media
Has media (2)
Has no media (1)
Individual/Organization
Stewart, J.D. (1)
Zakrzewski, R.J. (1)
Everhart, M.J. (2)
Shimada, K. (1)
Period
Cretaceous (3)
Epoch
Upper (3)
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Coniacian (3)
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Niobrara (3)
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Fort Hays (3)
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United States of America (3)
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