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By: McGee, Elizabeth Morrell. - Turnbull, William D. (William D.)Edition:Publication info: Chicago, Ill, Field Museum of Natural History, ©2010Volume: n.s. no.52Series:Holding Institution: Field Museum of Natural History LibrarySubjects: Colorado Coryphodon lobatus Eocene Eocene Geologic Epoch From 40 to 55 million years ago Paleontology Pantodonts Piceance Creek Basin ThanatocoenosesBHL Collections: