#family_Dytiscidae__Dytiscidae  water beetles
  supertype:  #arthropod_family__arthropodfamily  any of the arthropods
  member:  #water_beetle
  member of:  #order_Coleoptera__Coleoptera  beetles
     member of:  #class_Insecta__Insecta__Hexapoda__class_Hexapoda  insects; about five-sixths of all known animal species
        member of:  #phylum_Arthropoda__Arthropoda  jointed-foot invertebrates: arachnids; crustaceans; insects; millipedes; centipedes
           member of:  #kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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