Insoluble-residue maps of Late Ordovician and Silurian Strata and structure and isopach map of Hounton Strata in Central and Western Oklahoma : pre-Denovian subcrop maps - Amsden, Thomas William (Oklahoma : Oklahoma Geological Survey, 1975)
Muestra. grupos, edades, etc.
Keywords: ESTRATIGRAFIA -- OKLAHOMA (ESTADOS UNIDOS)