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Friday, May 31, 2024

Zeacrinites Crinoid Calyx Fossil


These pictures of a crinoid calyx fossil that appears to be a Zeacrinites wortheni (Hall, 1858).  This fossil was found in the Glen Dean Member of Grayson County, Kentucky USA. The fossil dates to the Mississippian Period. The next three pictures show it from three more sides. The rule is 1 cm segments.





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