A marine animal with a cup-shaped body with arms. It was usually attached to the sea bed by a stem made of many disks. Still surviving to this day, it is also known as the feather star.
primitive echinoderms having five or more feathery arms radiating from a central disk
n. Phylum Echinodermata, Class Crinoidea. A group of echinoderms known commonly as the feather stars and sea lilies.