#family_Antedonidae__Antedonidae  feather stars
  supertype:  #echinoderm_family  a family of echinoderms
  subtype:  #family_Comatulidae  former usage synonymous with Antedonidae
  member of:  #class_Crinoidea
  member:  #genus_Antedon__Antedon  a genus of echinoderms of the family Antedonidae
     member:  #feather_star__featherstar__comatulid  free-swimming stalkless crinoid with ten feathery arms; found on muddy sea bottoms

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