22 Specimen Results

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Phylum

Order

Stylommatophora (22)

Class

Gastropoda (22)

Family

Individual/Organization

Walker, M.V. (13)

Harksen, J.C. (13)

Rebar Jr., J.J. (9)

Period

Epoch

Formation

Member

Country

United States of America (22)

State/Province

South Dakota (13)

County