| Archimedes wortheni Bangor Formation Franklin Co., Alabama Note that the whorl goes in one direction on two of the specimens and opposite on the third. It took a crinoid expert to point that out to me. Size: 7.5 cm tall for the left specimen. | 
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| Archimedes wortheni Bangor Formation Franklin Co., Alabama Note that the whorl goes in one direction on two of the specimens and opposite on the third. It took a crinoid expert to point that out to me. Size: 7.5 cm tall for the left specimen. |
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