Check the listing for details. Ohio Fossil Trilobite Eldredgeops rana Devonian Age Bug. Condition: New. Listed at 59.50 USD. The product is a trilobite fossil from the Devonian Age, specifically the Eldredgeops rana species. This collectible item represents a piece of prehistoric history, showcasing a unique and ancient arthropod from the Ohio region. As a sought-after item among collectors and enthusiasts of rocks, fossils, and minerals, this trilobite fossil offers a glimpse into the ancient ecosystems and evolution of life on Earth.