Fishhave been around in the fossil record for over 400 million years and are one of the most diverse animals on our planet. Fossil fish are some of the most aesthetic and collectable fossils out there. FossilEra has a selection of beautiful fish fossils for sale from the Green River Formation of Wyoming as well as several other locations around the world. Not only do these fish make for beautiful displays but they are tremendously interesting from a scientific and historical perspective.