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Detailed paleoclimatic records from late Pennsylvanian polygenetic paleosols : north-central Texas, USA.
Two Canyon Group (late-Pennsylvanian, Missourian) multistory, polygenetic paleosol intervals in north-central Texas, USA record complex paleoclimatic and paleohydrologic histories. Both paleosol intervals show evidence for ...
Abundance and character of organic matter in cretaceous rocks of Central Texas.
One of the basic tenants of organic geochemistry states that significant accumulation of organic matter will not occur in well-oxygenated aqueous environments. Changing abundance of sedimentary organic material, therefore, ...