#crinoid  primitive echinoderms having five or more feathery arms radiating from a central disk
  supertype:  #echinoderm  marine invertebrates with tube feet and calcite-covered five-part radially symmetrical bodies
  member of:  #class_Crinoidea
  subtype:  #sea_lily__sealily  crinoid with delicate radiating arms and a stalked body attached to a hard surface
  subtype:  #feather_star__featherstar__comatulid  free-swimming stalkless crinoid with ten feathery arms; found on muddy sea bottoms

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