Fossils of Kentucky: Everything you need to know about Kentucky fossils.
Cincinnati Fossils: This site lists all fossil taxa described or reported from the type Cincinnatian strata (Upper Ordovician) of Ohio, Kentucky, and Indiana, including mollusks, arthropods, echinoderms, brachiopods, and many other groups.
Pseudofossils: This illustrated guide to pseudofossils on the Falls of the Ohio State Park website helps you to tell the difference between a real fossil and a pseudofossil, a rock that only looks like a fossil.
Devonian Corals of the Falls of the Ohio and Surrounding Areas: Descriptions and photos of some of the corals to be found at the Falls of the Ohio State Park.