Fadiasforest Posted May 29, 2020 Share Posted May 29, 2020 Hope you guys can help found in Illinois in a creek. Southern Illinois near st. Louis Link to comment Share on other sites More sharing options...
Rockwood Posted May 29, 2020 Share Posted May 29, 2020 The best explanation I have for the pieces I find that look like this is, fossils that only made it as far as being lime mud balls. Let's see what others think on this one. 2 Link to comment Share on other sites More sharing options...
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