Rocks of Cenomanian and Turonian age in the northern Tierra Vieja Mountains, West Texas, consist of thick shale and flaggy limestone and sandstone interbeds. Evidence obtained through the study of microfossils and ammonites ...

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Continental deposits of the Upper Triassic Dockum Group are exposed along the eastern escarpment of the Southern High Plains in northwestern Texas. Three formations are present: the Tecovas, the Trujillo, and the Chinle, ...

Relative frequencies of temperature sensitive planktonic foraminifera, in sediment cores raised from the continental slope and Sigsbee Abyssal Plain in the Gulf of Mexico, indicate alternating periods of warm and cold ...

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The purpose of this study was to collect geological and geochemical data which would aid in describing conditions surrounding the formation of penecontemporaneous dolomite in Lake Moxind. The advantage gained in studying ...

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The Brushy Canyon Formation, lowermost of the DeLaware Mountain Group, represents a network of submarine channel and overbank deposits, The site of deposition, the Delaware basin, was analogous to present deep basins off ...

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