Wednesday, May 2, 2012

Pyrite Encrusted Caryocrinites Cystoid

 This fossil appears to be a Caryocrinites persculptis? cystoid encrusted with pyrite crystals. It was found in the Waldron Shale of Clark County, Indiana. Fossil dates to the Middle Silurian Period.  Thanks to Kenny for the images!

See more specimens at this web site.