#echinoderm_genus  a genus of echinoderms
  supertype:  #genus__genu  (biology) taxonomic group containing one or more species
  subtype:  #genus_Euryale  #genus_Astrophyton  #genus_Gorgonocephalus  #genus_Ptilocrinus  #genus_Antedon  #genus_Holothuria
  member of:  #kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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