Distribution and stratigraphic significance of foraminifera and algae in well cores from Madison Group (Mississippian), Williston Basin, Montana /
Sando, William Jasper.
Mamet, Bernard L.
Geological Survey (U.S.)
Washington : U.S. G.P.O.,
1981.
Includes bibliographical references (p. 11-12).
Foraminifera, Fossil
Algae, Fossil
Paleontology
Fossils
Fossils