A strange lizard tooth found in 1885 turned out to be one of the first dinosaurs found in the United States. In 2017, its name was changed from Troodon formosus to Stenonychosaurus. Welcome to the ever-changing world of paleontology!
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A strange lizard tooth found in 1885 turned out to be one of the first dinosaurs found in the United States. In 2017, its name was changed from Troodon formosus to Stenonychosaurus. Welcome to the ever-changing world of paleontology!
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