Tyrannosaurus Rex most expensive dinosaur ever sold BBCA T. rex found in South Dakota could smash auction records — and possibly disappear forever CNN“Gus” the T. Rex Sells for a Record $50.1 Million Barron’sT. Rex Fossil Sells for $50.1 Million, Putting the King Back On Top The New York TimesT. rex skeleton sold for $50.1M at Sotheby’s auction ABC News – Breaking News, Latest News and Videos