27 Specimen Results

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Order

Ammonitida (26)

Class

Cephalopoda (27)

Family

Baculitidae (17)

Placenticeratidae (3)

Scaphitidae (5)

Genus

Clioscaphites (2)

Jeletzkytes (2)

Placenticeras (3)

has media

Has no media (4)

Individual/Organization

Sternberg, G.F. (21)

Zakrzewski, R.J. (1)

Beamon, J.C. (1)

Jones, D.B. (1)

Jorgensen, D. (1)

Matsumoto, T. (1)

Period

Cretaceous (27)

Formation

Pierre Shale (1)

Country

United States of America (27)

State/Province

South Dakota (27)