Mazon Creek Fossil Fauna - Index

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Scale Bar = 1 cm
                 Cnidarians
    Sea Jellies, Anemones, Hydroids
                  Polychaete Worms
               Other worm-like animals

Arthropods

                   Horseshoe Crabs
    Scorpions, Eurypterids, Euthycarcinoids
                    Spider-like Arachnids
                                          Insects, Nymphs and Wings
                       Millipedes, Centipedes

                                                                         Crustaceans

                    Syncarid Shrimp
     Marine-estuarine Shrimp and Molts
Cycloids, Branchiopods, Ostracodes,             Barnacles, Flea Shrimp

                                             Mollusks

               Clams and Scallops
                   Chitons and Gastropods
     Sea Cucumbers, Brachiopods,
​               and Acorn Worms

Chordates

              Sharks and Jawless Fish
                Bony Fish and Scales
             Tetrapods and "Blades"
                                                           Egg Cases
Tully Monsters, "Y" and "H" animals

Trace Fossils

                                                  Coprolites and Trails
           Insect Feeding Damage