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By: Zweifel, Richard George, - Clark, John, - Alexander, Annie Montague, - Kellogg, Louise Phelps,Edition:Publication info: New York, N.Y, American Museum of Natural History, [1956]Volume: no. 1762Series:Holding Institution: American Museum of Natural History LibrarySubjects: 56.76(118:7) Amphibians, Fossil Anura Anura, Fossil Eopelobates grandis Evolution Fish Lake Watershed Nevada North America Oligocene Paleontology Pelobatidae Pennington County Pliocene Scaphiopus alexanderi South DakotaBHL 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: