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2 Specimen Results
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Member:
Lincoln Limestone
FHSM VP-19837
Ptychodus occidentalis
(Leidy, 1868)
Formation:
Greenhorn
Period(Early):
Cretaceous
FHSM VP-19838
Ptychodus anonymus
(Williston, 1900)
Formation:
Greenhorn
Period(Early):
Cretaceous
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Phylum
Chordata (2)
Class
Chondrichthyes (2)
Family
Ptychodontidae (2)
Genus
Ptychodus (2)
Individual/Organization
Shimada, K. (1)
Schmiedeler, J. (2)
Baumgartner, K.A. (1)
Period
Cretaceous (2)
Formation
Greenhorn (2)
Member
Lincoln Limestone (2)