#class_Holothuroidea__Holothuroidea  class of echinoderms including the sea cucumbers
  supertype:  class__clas  (biology) a taxonomic group containing one or more orders
  member of:  phylum_Echinodermata
  member:  sea_cucumber__seacucumber__holothurian  echinoderm having a flexible sausage-shaped body, tentacles surrounding the mouth and tube feet; free-living mud feeders: sea cucumbers
  member:  family_Holothuridae__Holothuridae  a family of Holothuroidea
     member:  genus_Holothuria__Holothuria  type genus of the Holothuridae
        member:  trepang__Holothuria_edulis  of warm coasts from Australia to Asia; used as food especially by Chinese

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