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By: Shockey, Bruce J. - Flynn, John J. (John Joseph), - Croft, Darin A. - Gans, Phillip B., - Wyss, André R.Edition:Publication info: [New York], American Museum of Natural History, c2012Volume: no. 3737Series:Holding Institution: American Museum of Natural History LibrarySubjects: Argentina Chile Colpodon autocoensis Elmerriggsia fieldia Laja Lagoon Leontiniidae Miocene Notoungulata Oligocene Paleontology Phylogeny Santa Cruz (Province)BHL Collections: