#genus_Squalus__Squalus  spiny dogfishes
  supertype:  fish_genus  any of various genus of fish
  member:  Atlantic_spiny_dogfish  Pacific_spiny_dogfish
  member of:  family_Squalidae__Squalidae  dogfishes having a spine in each dorsal fin
     member of:  subclass_Elasmobranchii__Elasmobranchii__Selachii__subclass_Selachii  sharks; rays; dogfishes; skates
        member of:  class_Chondrichthyes__Chondrichthyes  cartilaginous fishes
           member of:  subphylum_Vertebrata__Vertebrata__Craniata__subphylum_Craniata  fishes; amphibians; reptiles; birds; mammals
              member of:  phylum_Chordata__Chordata  comprises true vertebrates and animals having a notochord
                 member of:  kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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