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40 Specimen Results
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County:
Pennington
Filter by
Phylum
Chordata (13)
Mollusca (27)
Order
Ammonitida (26)
Artiodactyla (1)
Crossognathiformes (2)
Ichthyodectiformes (2)
Squamata (4)
Testudines (1)
Class
Actinopterygii (4)
Cephalopoda (27)
Mammalia (1)
Reptilia (5)
Family
(1)
Baculitidae (17)
Ichthyodectidae (2)
Leptomerycidae (1)
Mosasauridae (4)
Pachyrhizodontidae (2)
Placenticeratidae (3)
Scaphitidae (5)
and 1 more
Genus
Baculites (17)
Clidastes (1)
Clioscaphites (2)
Ichthyodectes (2)
Jeletzkytes (2)
Leptomeryx (1)
Pachyrhizodus (2)
Placenticeras (3)
Scaphites (1)
Toxochelys (1)
and 3 more
has media
Has media (33)
Has no media (7)
Individual/Organization
Sternberg, G.F. (21)
Walker, M.V. (1)
Harksen, J.C. (1)
Jones, D. (2)
Stewart, J.D. (2)
Zakrzewski, R.J. (10)
Bretz, R.F. (12)
Beamon, J.C. (1)
Jones, D.B. (1)
Jorgensen, D. (1)
Matsumoto, T. (1)
Carpenter, E. (1)
Griggs, Cl. (1)
Shelburne, E.C. (1)
and 7 more
Period
Cretaceous (39)
Paleogene (1)
Epoch
Oligocene (1)
Upper (12)
Age
Campanian (12)
Rupelian (1)
Formation
Pierre (37)
Pierre Shale (1)
Member
Sharon Springs (12)
Country
United States of America (40)
State/Province
South Dakota (40)