Scyphocrinites (aka Mahaoumacrinites) Crinoid
Upper Silurian in age (420 million years old)
Crinoids are marine animals that make up the class Crinoidea of the echinoderms (phylum Echinodermata). The name comes from the Greek word krinon, "a lily", and eidos, "form". Scyphocrinus, is an extinct genus of crinoids. Species belonging to this genus live in the Silurian and Devonian periods (from 443.4 to 358.9 Ma).