Sunday, March 27, 2022

Eroded Spiny Crinoid Stem Fossil


Here is an image of an unidentified spiny crinoid stem fossil. It was found on a tombstone at St. Michael's Cemetery in Louisville, Kentucky, USA. The stone is composed of Bedford limestone (aka Indiana limestone, Salem limestone) from Indiana. It dates to the Mississippian Period. Fossil is about 4 mm wide.

Thanks to Kenny for the picture.