Harebell Formation (Upper Cretaceous) and Pinyon Conglomerate (Uppermost Cretaceous and Paleocene), northwestern Wyoming - Love, J. D. (John David), 1913-2002 (Washington : U.S. Govt. Print. Off., 1973)
Bibliography: p. A52-A54.
Keywords: From 55 to 140 million years ago; Geology, Stratigraphic -- Cretaceous; Geology, Stratigraphic -- Paleocene; Geology -- Wyoming; Cretaceous Geologic Period; Geology; Geology, Stratigraphic; Paleocene Geologic Epoch; Wyoming