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Showing below up to 20 results in range #71 to #90.
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- Grassy Creek Shale (17:20, 11 January 2017)
- Sweetland Creek Shale (17:20, 11 January 2017)
- Sylamore Sandstone (17:22, 11 January 2017)
- Hunton Limestone Megagroup (17:24, 11 January 2017)
- Cedar Valley Limestone (17:24, 11 January 2017)
- Alto Formation (17:28, 11 January 2017)
- Coralville Member (17:31, 11 January 2017)
- Rapid Member (17:33, 11 January 2017)
- Walnut Grove Limestone Member (17:35, 11 January 2017)
- Rendleman Oolite Bed (17:36, 11 January 2017)
- Solon Member (17:37, 11 January 2017)
- Hoing Sandstone Member (17:39, 11 January 2017)
- Misenheimer Shale Member (17:44, 11 January 2017)
- Wapsipinicon Limestone (17:46, 11 January 2017)
- Davenport Member (17:47, 11 January 2017)
- Tripp Limestone Member (17:49, 11 January 2017)
- Blocher Shale (17:50, 11 January 2017)
- Howardton Limestone Member (17:51, 11 January 2017)
- Tioga Bentonite Bed (17:52, 11 January 2017)
- Cooper Limestone Member (17:57, 11 January 2017)