#tonguefish  left-eyed marine flatfish whose tail tapers to a point; of little commercial value
  supertype:  flatfish  any of several families of fishes having flattened bodies that swim along the sea floor on one side of the body with both eyes on the upper side
  member of:  family_Cynoglossidae__Cynoglossidae  tonguefishes
     member of:  order_Heterosomata__Heterosomata__order_Pleuronectiformes  flatfishes: halibut; sole; flounder; plaice; turbot; tonguefishes
        member of:  superorder_Acanthopterygii__Acanthopterygii  teleost fishes having fins with sharp bony 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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