The Present Condition of Knowledge of the Geology of TexasU.S. Government Printing Office, 1887 - 95 Seiten |
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Acad Ammonites Archean base beds Brazos Caprina Chalk clay Coal Measures collected Comanche Peak group concerning Cretaceous formation Cretaceous rocks Cretaceous strata Cummins denuded deposits described descriptions Exogyra expedition exploration exposures fauna feet Fort Washita fossils G. G. Shumard Geological and Agricultural geologist geology of Texas gion Grand Cañon Grayson County Gryphaa gypsum highlands Indian Territory Inoceramus Jacob Boll Jules Marcou Jurassic Kreidebildungen lands lithologic Llano County Llano Estacado Loughridge Lower Silurian Marcy marls Mexican boundary survey Mexico miles Mountains Neocomian noted observations occur Ostrea outcrop paleontologic Paleozoic Paso Pecos Permian Pitcheri portion Prof Professor published Red River Roemer S. B. Buckley San Saba sandstone scientific Silurian species strata strata of Texas stratigraphic Survey of Texas term Permian Tertiary Texana thirty-second parallel tion topographic Trans trans-Pecos trans-Pecos region U. S. Geological Survey Upper Cretaceous Walcott Washita Limestone western