The Present Condition of Knowledge of the Geology of Texas

15 cents Ammonites Annual Report Archean beds Brazos Caprina Carboniferous Coal Measures contributions County Cretaceous of Texas Cretaceous strata cross timbers Cummins deposits described descriptions Exogyra expedition exploration exposures fauna feet Fort Washita fossils G. G. Shumard Geological and Agricultural geologist geology of Texas Grand Cañon Gulf gypsum hills Indian Territory Inoceramus J. W. Powell Jules Marcou Jurassic lands Laramie lithologic Llano County Llano Estacado Loughridge maps marls Mesozoic Mexican boundary survey Mexico miles Mineral Resources Mountains Neocomian North noted O. C. Marsh observations occur Ostrea paleontologic Paleozoic Paso Permian Pitcheri portion Price 15 Price 5 cents Prof Professor published Red River Roemer sandstone Schott scientific Silurian species strata strata of Texas stratigraphic Survey of Texas term Permian Tertiary Texana thirty-second parallel tion topographic trans-Pecos trans-Pecos region U. S. Geological Survey United States Geological Walcott Washita Limestone western White