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Iowa
FHSM VP-18025
Ptychodus whipplei
(Marcou, 1853)
Formation:
Greenhorn
Period(Early):
Cretaceous
FHSM VP-18026
Ptychodus whipplei
(Marcou, 1853)
Formation:
Greenhorn
Period(Early):
Cretaceous
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Chordata (2)
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Chondrichthyes (2)
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Ptychodontidae (2)
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Ptychodus (2)
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Shimada, K. (2)
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Cretaceous (2)
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Upper (2)
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?Turonian (2)
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Greenhorn (2)
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Basal (2)
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Plymoth (2)