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  • Steven Holland posted an image in the group Group logo of Cincinnatian CollectorsCincinnatian Collectors from the myFOSSIL app 4 years, 8 months ago

    4 years, 8 months ago
    4 years, 8 months ago

    A fine 5” Treptoceras from the Corryville Formation of Mason, Ohio #fossil

    • Are any of the smaller features identifiable?

    • Like almost any slab from the type-Cincinnatian, it is loaded. There are fragments of the brachiopods Rafinesquina and Zygospira, a pygidium (tail) and partial cranidium (head) of the trilobite Flexicalymene, numerous trepostome bryozoans (unidentifiable beyond that), and columnals of the crinoid Cincinnaticrinus.