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By: Grier, James W. - Grier, Joyce C. - Kennedy, W. J. (William James) - Landman, Neil H. - Larson, Neal L. - Linn, Tom.Edition:Publication info:Volume:Series:Holding Institution: American Museum of Natural History LibrarySubjects: Ammonoidea Bearpaw Formation Great Plains Hoploscaphites criptonodosus Hoploscaphites macer Pierre Shale Saskatchewan West (U.S.)BHL Collections:
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By: Landman, Neil H. - Kennedy, W. J. (William James) - Larson, Neal L. - Grier, Joyce C. - Grier, James W. - Linn, Tom.Edition:Publication info: New York, NY, American Museum of Natural History, [2019]Volume: no.427 (2019)Series:Holding Institution: American Museum of Natural History LibrarySubjects: Ammonoidea Bearpaw Formation Cretaceous Great Plains Hoploscaphites criptonodosus Hoploscaphites macer Mollusks, Fossil Paleontology Pierre Shale Saskatchewan West (U.S.)BHL Collections: