Douglas J. Nichols

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Books

Plants and the K-T Boundary

Plants and the K-T Boundary

Douglas J. Nichols, Kirk R. Johnson

U.S. Geological Survey Bulletin

U.S. Geological Survey Bulletin

Douglas J. Nichols, Joel S. Leventhal, Kendell A. Dickinson, Julie A. Dumoulin, Bernice Bender, T. S. Dyman, David M. Perkins

Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming

Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming

Douglas J. Nichols, Janet L. Brown

U.S. Geological Survey Bulletin

U.S. Geological Survey Bulletin

Douglas J. Nichols, Russell G. Tysdal, James Gregory Moore, Peter W. Lipman, Daniel J. Fornari, Frank Gardner Lesure, D. A. Clague, W. D. Menzie, Robert Ahlberg Loney, Frank Joseph Kleinhampl, Henry W. Roehler, Christopher J. Schenk, Dan L. Mosier, Glen R. Himmelberg, John H. Hanley, Gary R. Winkler, James G. Honey, John T. Craig

U.S. Geological Survey Bulletin

U.S. Geological Survey Bulletin

Douglas J. Nichols, William Jasper Sando, David A. Lindsey, Robert D. Hettinger, Robert O. Castle, Reino F. Clark, Robert K. Mark, Roger H. Shaw

The Hell Creek Formation and the Cretaceous-Tertiary Boundary in the Northern Great Plains

The Hell Creek Formation and the Cretaceous-Tertiary Boundary in the Northern Great Plains

Joseph Herbert Hartman, Douglas J. Nichols, Kirk R. Johnson

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