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Title
biggest ammonite fossil isolated on white background. Marine animal fossils were found in primitive seas. #271629774
Description
Fossils from Ordovician Period. a group of marine cephalopods. Common Ordovician fossils found in Kentucky include sponges (Porifera), corals (Cnidaria), bryozoans, brachiopods, trilobites, snails (gastropods), clams (pelecypods), squid-like animals (cephalopods), crinoids (Echinodermata), and microscopic animals like ostracodes and conodonts.