Locality Layer
Holdenville, 24 km S of Wewoka Shale
Hughes Co., sec.12, T.4N., R.11E. Wewoka Fm.
Hughes Co., sec.28, T.7N., R.9E. Wewoka Fm.
Hughes Co., sec.3, T.5N., R.9E. Wetumka Fm.
Hughes Co., sec.32, T.7N., R.9E. Wewoka Fm.
Hughes Co., sec.5, T.9N., R.10E. Wewoka Fm.
Phillips Chapel, 0.6 km S of Wewoka Fm.
Wewoka East, OKM-39 Coffeyville Fm., basal Tacket shale bed