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14 Specimen Results
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Individual/Organization:
Harksen, J.C.
Individual/Organization:
Walker, M.V.
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Phylum
Chordata (1)
Mollusca (13)
Order
Artiodactyla (1)
Stylommatophora (13)
Class
Gastropoda (13)
Mammalia (1)
Family
Helicidae (13)
Leptomerycidae (1)
Genus
Helix (13)
Leptomeryx (1)
Period
Paleogene (14)
Epoch
Oligocene (14)
Age
Rupelian (1)
Formation
Brule (13)
Member
Poleside (13)
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United States of America (14)
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South Dakota (14)
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Pennington (1)