#genus_Xyphophorus__Xyphophorus  swordtails
  supertype:  #fish_genus  any of various genus of fish
  member:  #swordtail
  member of:  #family_Cyprinodontidae__Cyprinodontidae  large family of small soft-finned fishes; killifishes; flagfishes; swordtails; guppies
     member of:  #order_Cypriniformes__Cypriniformes  an order of animals including almost entirely freshwater fishes: characins; loaches; carp; suckers; sometimes classified as a suborder of Ostariophysi
        member of:  #superorder_Malacopterygii__Malacopterygii  an extensive group of teleost fishes having fins supported by flexible cartilaginous rays
           member of:  #subclass_Teleostei__Teleostei  large diverse group of bony fishes; includes most living species
              member of:  #class_Osteichthyes__Osteichthyes  a class of fish having a skeleton composed of bone in addition to cartilage
                 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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