#family_Xiphiidae__Xiphiidae  comprising the common swordfishes
  supertype:  #fish_family  any of various families of fish
  member of:  #suborder_Scombroidea
  member:  #genus_Xiphias__Xiphias  type genus of the Xiphiidae
     member:  #Xiphias_gladius__swordfish  large toothless marine food fish with a long swordlike upper jaw; not completely cold-blooded i.e. they are able to warm their brains and eyes: worldwide in warm waters but feed on cold ocean floor coming to surface at night

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