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Showing below up to 20 results in range #71 to #90.

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  1. Grassy Creek Shale‏‎ (17:20, 11 January 2017)
  2. Sweetland Creek Shale‏‎ (17:20, 11 January 2017)
  3. Sylamore Sandstone‏‎ (17:22, 11 January 2017)
  4. Hunton Limestone Megagroup‏‎ (17:24, 11 January 2017)
  5. Cedar Valley Limestone‏‎ (17:24, 11 January 2017)
  6. Alto Formation‏‎ (17:28, 11 January 2017)
  7. Coralville Member‏‎ (17:31, 11 January 2017)
  8. Rapid Member‏‎ (17:33, 11 January 2017)
  9. Walnut Grove Limestone Member‏‎ (17:35, 11 January 2017)
  10. Rendleman Oolite Bed‏‎ (17:36, 11 January 2017)
  11. Solon Member‏‎ (17:37, 11 January 2017)
  12. Hoing Sandstone Member‏‎ (17:39, 11 January 2017)
  13. Misenheimer Shale Member‏‎ (17:44, 11 January 2017)
  14. Wapsipinicon Limestone‏‎ (17:46, 11 January 2017)
  15. Davenport Member‏‎ (17:47, 11 January 2017)
  16. Tripp Limestone Member‏‎ (17:49, 11 January 2017)
  17. Blocher Shale‏‎ (17:50, 11 January 2017)
  18. Howardton Limestone Member‏‎ (17:51, 11 January 2017)
  19. Tioga Bentonite Bed‏‎ (17:52, 11 January 2017)
  20. Cooper Limestone Member‏‎ (17:57, 11 January 2017)

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