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By: Colbert, Edwin H. - Cosgriff, John WilliamEdition:Publication info: New York, N.Y, American Museum of Natural History, c1974Volume: no. 2552Series:Holding Institution: American Museum of Natural History LibrarySubjects: Amphibians, Fossil Antarctica Austrobrachyops jenseni Cryobatrachus kitchingi Labyrinthodontia Paleontology TriassicBHL Collections: