CRINOIDS #14 FROM ALNIF, MOROCCO. THIS CRINOID PLAQUE IS A SCYPHOCRINITES FROM THE PALEOZOIC ERA, SILURIAN PERIOD (400 MYA). HAS 2 COMPLETE, DETAILED HEADS ON THE SPECIMEN. THE PLAQUE IS 7 1/2 INCHES HIGH BY 11 1/2 INCHES WIDE AND 1 1/4 IINCHS THICK. IT WEIGHS 6.54 POUNDS. NICE SPECIMEN WITH A LOW PRICE!.