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4 Specimen Results
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State/Province:
Oklahoma
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Phylum
Chordata (2)
Echinodermata (2)
Order
(1)
Spatangoida (2)
Testudines (1)
Class
Echinoidea (2)
Reptilia (2)
Family
Captorhinidae (1)
Micrasteridae (2)
Genus
Captorhinus (1)
Micraster (2)
Individual/Organization
Walker, M.V. (2)
Zakrzewski, R.J. (1)
McMullen, T.L. (1)
Reed, A.L. (2)
Sweatt, G. (1)
Period
Cretaceous (2)
Permian (1)
Quaternary (1)
Epoch
Pleistocene (1)
Age
Middle (1)
Country
United States of America (4)
County
Bryon (2)
Comanche (1)
Harper (1)