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197 Specimen Results
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Period:
Cretaceous
Formation:
Pierre
Filter by
Phylum
Arthropoda (5)
Chordata (31)
Ichnofossils (8)
Mollusca (152)
Order
(1)
(8)
(3)
(3)
(3)
Ammonitida (101)
Aulopiformes (2)
Cardiida (1)
Crossognathiformes (2)
Decapoda (5)
Ichthyodectiformes (3)
Lucinida (8)
Myalinida (5)
Nautilida (7)
Nuculida (1)
Ostreida (5)
Pachycormiformes (1)
Pectinida (1)
Plesiosauria (1)
Pterosauria (3)
Solemyida (2)
Squamata (10)
Testudines (1)
and 16 more
Class
(8)
Actinopterygii (12)
Bivalvia (28)
Cephalopoda (112)
Gastropoda (7)
Malacostraca (5)
Reptilia (16)
Family
(1)
(8)
(3)
(3)
Acmaeidae (3)
Aporrhaidae (1)
Baculitidae (72)
Cardiidae (1)
Dakoticancridae (5)
Enchodontidae (2)
Ichthyodectidae (3)
Inoceramidae (5)
Lucinidae (8)
Mosasauridae (10)
Naticidae (2)
Nautilidae (7)
Nuculidae (1)
Ostreidae (4)
Pachycormidae (1)
Pachyrhizodontidae (2)
Pectinidae (1)
Placenticeratidae (2)
Polycotylidae (1)
Pteriidae (1)
Scaphitidae (25)
Siphonariidae (1)
Solemyidae (2)
and 20 more
Genus
Aethocephalichthys (3)
Anisomyon (1)
Baculites (72)
Bonnerichthys (1)
Clidastes (1)
Clioscaphites (2)
Ctena (8)
Dakoticancer (5)
Dolichorhynchops (1)
Domichnia (8)
Drepanocheilus (1)
Enchodus (2)
Euspira (2)
Eutrephoceras (7)
Globidens (1)
Ichthyodectes (2)
Inoceramus (5)
Jeletzkytes (17)
Leopecten (1)
Naccula (3)
Nucula (1)
Ostrea (3)
Pachyrhizodus (2)
Placenticeras (2)
Platecarpus (1)
Plioplatecarpus (1)
Protocardia (1)
Pseudoperna (1)
Pteranodon (3)
Pteria (1)
Scaphites (6)
Solemya (2)
Toxochelys (1)
Tylosaurus (2)
Xiphactinus (1)
and 28 more
has media
Has media (179)
Has no media (18)
Individual/Organization
Sternberg, G.F. (24)
Walker, M.V. (3)
Harksen, J.C. (87)
Jones, D. (3)
Stewart, J.D. (3)
Zakrzewski, R.J. (13)
Bretz, R.F. (12)
Everhart, M.J. (37)
McConaughey, J. (2)
Wooster, L.C. (3)
Shimada, K. (1)
Bussen, J.P. (24)
Everhart, P.A. (1)
Schumacher, B.A. (1)
Liggett, G.A. (1)
Walters, G.D. (1)
Schutte, A.H. (2)
Beamon, J.C. (1)
Eustace, E.W. (2)
Bishop, G. (1)
Pettyjohn, W. (85)
Jones, D.B. (1)
Jorgensen, D. (1)
Matsumoto, T. (1)
Bonner, O.W. (3)
Bennett, S.C. (1)
Hooker, R.B. (1)
Carpenter, E. (1)
Olson, G.R. (1)
Schmidt, J. (1)
Staab, G. (1)
O'Keefe, F.R. (2)
Baumgartner, K.A. (1)
and 26 more
Period
Cretaceous (197)
Epoch
Upper (27)
Age
Campanian (27)
Formation
Pierre (197)
Member
Lake Creek (15)
Sharon Springs (44)
Weskan (6)
Country
United States of America (197)
State/Province
Colorado (4)
Kansas (58)
Montana (1)
South Dakota (128)
Washington (1)
Wyoming (4)
County
Carson (1)
Corson (1)
El Paso (1)
Ellis (2)
Jewell (1)
Larimer (3)
Lincoln (1)
Logan (48)
Meade (87)
Mussels Hell (1)
Niobrara (3)
Pennington (37)
Todd (1)
Wallace (6)
and 7 more