The Laramie and the overlying Livingston formation in Montana Laramie and Livingston formations in Montana Weed, Walter Harvey 1862-1944 creator author. Knowlton, Frank Hall 1860-1926 author. Geological Survey (U.S.) issuing body. text bibliography dcu 1893 monographic eng remote 1 online resource (68 pages, VI pages of plates) : illustrations, map. by Walter Harvey Weed, with report on flora, by Frank Hall Knowlton. Title from title screen (viewed June 23, 2014). Also available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/). Includes bibliographical references and index. n-us-mt Geology Montana Geology, Stratigraphic Cretaceous Plants, Fossil Montana Paleobotany Montana Paleobotany Cretaceous Cretaceous Geologic Period Geology Geology, Stratigraphic Paleobotany Montana From 65 to 140 million years ago fast I 19.3:105 I 19.3:105 Laramie and the overlying Livingston formation in Montana Weed, Walter Harvey (OCoLC)4991462 Bulletin of the United States Geological Survey ; no. 105 https://purl.fdlp.gov/GPO/gpo58117 COP 140626 20211120173122.0 in00003597384 eng