crinoid sea lily fossil feature on bedrock plaque

age aged ammonite ammonites ancient animal antique archeology artifact background bed biology calyx cliff closeup creature cretaceous crinoidea crinoids cut devonian dig echinoderm elegans epoch era evolution excavated flowers fossil fossilized fossils geological geology history jurrasic limestone macro man marine mineral mollusk moroccan morrocan morroco morrocon natural nature ocean old organism paleontology paleozoic period petrified prehistoric prehistory prep rock scyphocrinites sea seashell sepia shell shop site snail spiral stem stone stones store surface swirl texture triassic trilobite