Stratigraphy of Mid-Cretaceous Blackleaf and lower part of the frontier formations in parts of Beaverhead and Madison counties, Montana
By: by Thaddeus S. Dyman and Douglas J. Nichols.
Contributors: Nichols, Douglas J.
Series: U.S. Geological Survey bulletin ;; 1773
Publisher: U.S. G.P.O.; For sale by the Books and Open-File Reports Section, U.S. Geological Survey
Published: 1988
Place of publication: [Washington, D.C.]; Denver, CO
Language: eng
Number of pages: 31
Subjects: Geology, Stratigraphic -- Cretaceous.; Geology -- Montana -- Beaverhead County.; Geology -- Montana -- Madison County.; Blackleaf Formation (Mont.); Frontier Formation.
Notes: Bibliography: p. 25-27.
"Description of Albian and Cenomanian to Turonian Strata in Blacktail, Snowcrest, Tendoy, and Gravelly Ranges, and Pioneer and McCartney Mountains, southwest Montana."