Stratigraphy of Mid-Cretaceous Blackleaf and lower part of the frontier formations in parts of Beaverhead and Madison counties, Montana /
Dyman, T. S.
Nichols, Douglas J.
[Washington, D.C.] : U.S. G.P.O.,
1988.
"Description of Albian and Cenomanian to Turonian Strata in Blacktail, Snowcrest, Tendoy, and Gravelly Ranges, and Pioneer and McCartney Mountains, southwest Montana."
Bibliography: p. 25-27.
Geology, Stratigraphic
Geology
Geology