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By: Case, E. C. (Ermine Cowles),Edition:Publication info: [Washington], Carnegie institution of Washington, 1926Volume: no.375 (1926)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Carboniferous Carboniferous Geologic Period From 280 to 345 million years ago Geology, Stratigraphic Paleogeography Paleontology Permo-carbonifère (Période), faune Tétrapode, environnement, permo-carbonifère (péBHL Collections: