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25 Specimen Results
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Genus:
Pseudoperna
Filter by
Phylum
Mollusca (25)
Order
Ostreida (25)
Class
Bivalvia (25)
Family
Ostreidae (25)
Individual/Organization
Sternberg, G.F. (13)
Walker, M.V. (5)
Hattin, D.E. (2)
Miller, H.W. (7)
Marak, J.H. (1)
Rolfs, M.E. (1)
Shimada, K. (1)
Schumacher, B.A. (1)
Kopper, M.T. (4)
Bonner, O.W. (1)
Constable, S. (1)
Collom, C.J. (1)
Walker, W.I. (2)
and 6 more
Period
Cretaceous (24)
Quaternary (1)
Formation
Carlile (1)
Niobrara (22)
Patagonia (1)
Pierre (1)
Member
Fairport (1)
Smoky Hill (22)
Country
Argentina (1)
United States of America (25)
State/Province
Colorado (1)
Kansas (23)
South Dakota (1)
County
Ellis (6)
Gove (10)
Logan (3)
Otero (1)
Rooks (2)