14 Specimen Results

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Class

Gastropoda (14)

Family

Aporrhaidae (1)

Calyptraeidae (3)

Littorinidae (1)

Genus

Drepanocheilus (1)

has media

Has no media (6)

Individual/Organization

Harksen, J.C. (3)

Sternberg, C.H. (11)

Pettyjohn, W. (3)

Shelburne, E.C. (2)

Period

Epoch

Pleistocene (6)

Formation

Country

United States of America (14)

State/Province

California (11)

South Dakota (3)

County