Amurosaurus ( meaning "Amur lizard" ) is a hadrosaur from the Middle Jurassic of North America. It is the only large hadrosaur from the Jurassic Period. It is close relatives with Hypacrosaurus and Corythosaurus, from the Cretaceous.
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Amurosaurus ( meaning "Amur lizard" ) is a hadrosaur from the Middle Jurassic of North America. It is the only large hadrosaur from the Jurassic Period. It is close relatives with Hypacrosaurus and Corythosaurus, from the Cretaceous.