388
Fig. 11.49. Miocene paleogeography of the western
United States, showing nonmarine infill of Great Valley
and westward fluvial drainage from andesitic arc across
Tectonic Control of Fluvial Sedimentation
the forearc toward the Pacific Ocean. Nonmarine basins of
the Basin and Range province are also shown. (Cole and
Armentrout 1979)