Fusulinid biostratigraphy and correlations between the Appalachian and Eastern Interior basins
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Professional Paper↗
Geology topics
R. C. Douglass
Publications and source records attributed to R. C. Douglass.
Morphologic studies of fusulinids from the Lower Permian of West Pakistan
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Professional Paper↗
Permian Tethyan fusulinids from California
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Professional Paper↗
Stratigraphy and paleontology of the uppermost Pennsylvanian and lowermost Permian Rocks in Kansas
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Kansas↗