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By: Kennedy, W. J. (William James) - Landman, Neil H. - Cobban, William Aubrey,Edition:Publication info: New York, NY, American Museum of Natural History, c1998Volume: no. 3221Series:Holding Institution: American Museum of Natural History LibrarySubjects: Ammonoidea Cretaceous Engonoceratidae Paleontology TexasBHL Collections: