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Ophiuroid+
1. (Ophiuroid) indet.
2. (Crinoid) Ectenocrinus simplex
3. (Crinoid) Cincinnaticrinus varibrachialus
4. (Trilobite) Flexicalymene granulosa
• Ordovician
• Kope Formation
• Cincinnati, Ohio, USA
Size: 2.5 cm across the arms for the Ophiuroid
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