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4 Specimen Results
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State/Province:
South Dakota
Class:
Mammalia
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Phylum
Chordata (4)
Order
Artiodactyla (1)
Perissodactyla (1)
Rodentia (2)
Family
Castoridae (1)
Cricetidae (1)
Equidae (1)
Leptomerycidae (1)
Genus
Leptomeryx (1)
Mesohippus (1)
Palaeocastor (1)
Synaptomys (1)
has media
Has media (3)
Has no media (1)
Individual/Organization
Walker, M.V. (1)
Harksen, J.C. (2)
Martin, R.A. (1)
Elmore, E.L. (1)
Byrd, C.J. (1)
Miller, M. (1)
Hibbard (1)
Period
Paleogene (3)
Quaternary (1)
Epoch
Oligocene (3)
Pleistocene (1)
Age
Calabrian (1)
Rupelian (1)
Formation
Brule (1)
Poleside (1)
Member
Poleside (1)
Country
United States of America (4)
County
Pennington (1)
Shannon (1)
Walworth (1)