Here is a fairly large coral plate maybe 12 cm across from the Jeffersonville Limestone found in Jefferson County, Kentucky. I believe this ...

Here is a fragment from two different views of a horn coral. I think it is a Heliophyllum because of the little beads remaining on its sept...

If you like fossils then you should check out the Mid-America Paleontology Society (MAPS) Fossil Expo held on the campus of Western Illinois...