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By: Hunt, Robert M.,Edition:Publication info: New York, NY American Museum of Natural History c2005Volume: no.3486 (2005)Series:Holding Institution: American Museum of Natural History LibrarySubjects: Geology Geology, Stratigraphic Goshen County Great Plains Mammals, Fossil Miocene Nebraska Paleontology Perissodactyla, Fossil Rocky Mountains Sioux County Sioux County. Stratigraphic correlation Tylocephalonyx WyomingBHL Collections:
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By: Wahlert, John H.Edition:Publication info: New York, N.Y, American Museum of Natural History, c1984Volume: no. 2793Series:Holding Institution: American Museum of Natural History LibrarySubjects: Kirkomys Mammals, Fossil Nebraska Oligocene Paleontology Rodents, Fossil Sioux CountyBHL Collections:
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By: Hunt, Robert M.,Edition:Publication info: New York, N.Y, American Museum of Natural History, [1972]Volume: no. 2506Series:Holding Institution: American Museum of Natural History LibrarySubjects: Amphicyonidae Carnivora, Fossil Mammals, Fossil Miocene Nebraska Paleontology Sioux CountyBHL Collections:
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By: Clark, John, - Guensburg, Thomas EdgarEdition:Publication info: [Chicago], Field Museum of Natural History, 1970Volume: v.16:no.16 (1970)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Leptomeryx Mammal populations Nebraska Oligocene Paleontology Pennington County Sioux County South DakotaBHL Collections: