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5 Specimen Results
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Epoch:
Late
Order:
Sclerorhynchiformes
FHSM VP-19615
Ischyrhiza avonicola
(Estes, 1964)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19616
Ptychotrygon winni
(Case & Capetta, 1997)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19617
Ptychotrygon winni
(Case & Capetta, 1997)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19618
Ptychotrygon greybullensis
(Case, 1987)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19619
Ptychotrygon
(Jaekel, 1894)
Formation:
Fox Hills
Period(Early):
Cretaceous
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Phylum
Chordata (5)
Class
Chondrichthyes (5)
Family
Ptychotrygonidae (4)
Sclerorhynchidae (1)
Genus
Ischyrhiza (1)
Ptychotrygon (4)
Individual/Organization
Everhart, M.J. (5)
Hoganson, J.W. (5)
Shelburne, E.C. (5)
Period
Cretaceous (5)
Epoch
Late (5)
Age
Maastrichtian (5)
Formation
Fox Hills (5)
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United States of America (5)
State/Province
Colorado (5)
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Adams (5)