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| Union County Lake, Union County Cretaceous, Ripley Formation, Coon Creek Tongue 19961028, picture 1759 |
Union County Lake, Union County Cretaceous, Ripley Formation, Coon Creek Tongue 19961028, picture 1760 Volutomorpha valida |
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| Union County Lake, Union County Cretaceous, Ripley Formation, Coon Creek Tongue 20000509, picture 1763 |
Union County Lake, Union County Cretaceous, Ripley Formation, Coon Creek Tongue 20000509, picture 1764 |
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