Books about Paleontology -- Oligocene (sorted by popularity)
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Displaying results 1–2
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Records of the Fossil Mammal Sinclairella, Family Apatemyidae, From the Chadronian and Orellan
William Alvin Clemens
60 downloads
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A New Species of Heteromyid Rodent from the Middle Oligocene of Northeast Colorado with Remarks on the Skull
Edwin C. Galbreath
60 downloads
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Displaying results 1–2
