Wegemann, Carroll H.
Wasatch fossils in so-called Fort Union beds of the Powder river basin, Wyoming and their bearing on the stratigraphy of the region / by Carroll H. Wegemann.
Washington : U.S. G.P.O., 1917.
Includes bibliographical references.
Geology -- Wyoming.
Paleontology -- Wyoming.
Geology, Stratigraphic.
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