| Dolatocrinus barrisi Thunder Bay Fm.. Alpena, Michigan Size: The crinoid calyx is about 2.7 cm across. Price: $20 US ID number: f1202 | 
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| Dolatocrinus barrisi Thunder Bay Fm.. Alpena, Michigan Size: The crinoid calyx is about 2.7 cm across. Price: $20 US ID number: f1202 |
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