Wikimedi'Òc

NPS mammoth-cave-geologic-map.jpg - RKBot

070 Girkin Ls.-Ste. Genevieve Ls. contact 4 (8322196036).jpg - Ser Amantio di Nicolao

075 Girkin Ls.-Ste. Genevieve Ls. contact 6 (8321135385).jpg - Ser Amantio di Nicolao

074 Girkin Ls.-Ste. Genevieve Ls. contact 5 (8322195442).jpg - Ser Amantio di Nicolao

14B Elwren Member, Girkin Limestone walls of Collins Ave. 1 (8325837182).jpg - Ser Amantio di Nicolao

Dixon Cave (Mammoth Cave National Park, Kentucky, USA) 5 (8330432632).jpg - Ser Amantio di Nicolao

Dixon Cave (Mammoth Cave National Park, Kentucky, USA) 2 (8329376001).jpg - Ser Amantio di Nicolao

Dixon Cave (Mammoth Cave National Park, Kentucky, USA) 9 (38036541834).jpg - Ser Amantio di Nicolao

Fossil rugose coral in limestone (Girkin Limestone, Upper Mississippian; Dixon Cave Trail, Mammoth Cave, Kentucky, USA) 2 (8329371979).jpg - Ser Amantio di Nicolao

Fossil rugose corals in limestone (Girkin Limestone, Upper Mississippian; Dixon Cave Trail, Mammoth Cave, Kentucky, USA) 13 (37850105415).jpg - Ser Amantio di Nicolao

Fossil rugose corals in limestone (Girkin Limestone, Upper Mississippian; Dixon Cave Trail, Mammoth Cave, Kentucky, USA) 16 (37850104945).jpg - Ser Amantio di Nicolao

Girkin Limestone (Upper Mississippian; entrance to Great Onyx Cave, Flint Ridge, Mammoth Cave National Park, Kentucky, USA) 4 (8313166241).jpg - Ser Amantio di Nicolao

Interbedded shale and limestone (Bethel Member, Girkin Limestone, Upper Mississippian; Houchins Narrows, Mammoth Cave, Kentucky, USA) 3 (51285097494).jpg - SeichanGant