This fossil crinoid Macrocrinus mundulus comes from the Lower Carboniferous (Mississippian - Borden Group, Muldraugh Formation) of Crawfordsville, Indiana, USA. The Criniod measures approximately 4.5 cm. The plate is unbroken and measures approximately 7.5 x 6 x 1 cm. The fossil is well preserved and displays beautiful details. No tampering!