Flores, Romeo Intertonguing between the star point sandstone and the coal-bearing blackhawx formation requires revision of some coal-bed : Correlations in the southern Wasatch Plaleau, Utah - U. S. Geological survey professional paper, 1126-G . bibliogr p. G3 Subjects--Topical Terms: StratigraphieCrétacé supCharbon Subjects--Index Terms: Etats Unis Utah