Decade of North American Geology, Centennial Field Guide Volume 4 O.T. Hayward ... Thin variegated zones and abundant, locally bedded calcareous nodules in red mudstone (overbank facies) probably represent paleosols. ... terrestrial and aquatic vertebrates; and small sandand mud-filled tidal or distributary channels of ill-defined muddy delta systems that existed during middle to late Wichita time.
|Title||:||South-Central Section of the Geological Society of America|
|Publisher||:||Geological Society of America - 1988|