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- |category7=Sandstone |tree2=Degonia Sandstone3 KB (407 words) - 16:05, 13 January 2017
- ...ndbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p. ...Tygett Sandstone Member with either the Degonia Sandstone or the Palestine Sandstone and confined the Clore Formation to either the Cora or the Ford Station Mem4 KB (490 words) - 16:24, 13 January 2017
- ...ndbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p. The type section of the Cora Limestone Member is at the mouth of Degonia Creek Hollow (SW SE 16, 8S-5W).2 KB (291 words) - 16:26, 13 January 2017