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Fossiliferous limestones (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 32
by James St. John
by James St. John
サイズ変更など
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 5
by James St. John
by James St. John
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 11
by James St. John
by James St. John
Hexagonaria sp. (fossil rugose coral) (Columbus Limestone, Middle Devonian; Ohio, USA)
by James St. John
by James St. John
Fossiliferous limestones (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 51
by James St. John
by James St. John
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 1
by James St. John
by James St. John
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 19
by James St. John
by James St. John
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 2
by James St. John
by James St. John
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 6
by James St. John
by James St. John
Chert nodule in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, Ohio, USA) 1
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 10
by James St. John
by James St. John
Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 3
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 26
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 7
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 5
by James St. John
by James St. John
Leptaena (fossil brachiopod) (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 1
by James St. John
by James St. John
Gastropods in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 8
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 4
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 39
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 6
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 25
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; northern shore of Kelleys Island, Lake Erie, Ohio, USA) 10
by James St. John
by James St. John
Brachiopods in limestone (Columbus Limestone, Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 8
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 1
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 3
by James St. John
by James St. John
Favositid coral colony (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 2
by James St. John
by James St. John
Gastropod in limestone (Columbus Limestone, Middle Devonian; Kelleys Island, Lake Erie, Ohio, USA) 2
by James St. John
by James St. John
Stromatoporoid fossil (Columbus Limestone, Middle Devonian; Ohio, USA) 2
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 11
by James St. John
by James St. John
Fossiliferous limestones (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 31
by James St. John
by James St. John
Brachiopods in limestone (Columbus Limestone, Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 7
by James St. John
by James St. John
Fossiliferous limestones (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 50
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 12
by James St. John
by James St. John
Limestone with chert nodule (Columbus Limestone, Middle Devonian; Mt. Tabor, Ohio, USA) 4
by James St. John
by James St. John
Brachiopods in limestone (Columbus Limestone, Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 6
by James St. John
by James St. John
Fossiliferous limestone (Columbus Limestone; Middle Devonian; Ohio, USA) 4
by James St. John
by James St. John
Brachiopods in limestone (Columbus Limestone, Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 5
by James St. John
by James St. John
Fossiliferous limestone (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 5
by James St. John
by James St. John
Brachiopods in limestone (Columbus Limestone, Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 4
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 29
by James St. John
by James St. John
Fossiliferous limestones (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 30
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; Lafarge Kelleys Island Quarry, Kelleys Island, Lake Erie, Ohio USA) 2
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 26
by James St. John
by James St. John
Fossiliferous limestones (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 11
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 28
by James St. John
by James St. John
Brachiopods in limestone (Columbus Limestone, Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 3
by James St. John
by James St. John
Fossiliferous limestone (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 6
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; North Side Quarry, Kelleys Island, Lake Erie, Ohio, USA) 24
by James St. John
by James St. John
Fossiliferous limestone (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 4
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 3
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 6
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 27
by James St. John
by James St. John
Fossil colonial coral (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 10
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; Lafarge Kelleys Island Quarry, Kelleys Island, Lake Erie, Ohio USA) 3
by James St. John
by James St. John
Fossiliferous limestone (Columbus Limestone; Middle Devonian; Ohio, USA) 6
by James St. John
by James St. John
Columbus Limestone (Middle Devonian; Lafarge Kelleys Island Quarry, Kelleys Island, Lake Erie, Ohio USA) 1
by James St. John
by James St. John
Solitary rugose corals (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 9
by James St. John
by James St. John
Fossil colonial coral (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 12
by James St. John
by James St. John
Fossiliferous limestone (Columbus Limestone; Middle Devonian; Ohio, USA) 5
by James St. John
by James St. John
Fossil colonial coral (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 11
by James St. John
by James St. John
361件～420件 (全 667件)