#genus_Tyrannosaurus  includes a single species
  supertype:  reptile_genus__reptilegenu  a genus of reptiles
  member of:  suborder_Carnosaura
  member:  tyrannosaur__tyrannosauru__Tyrannosaurus_rex  large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; Upper Cretaceous; North America

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