<i>Lythronax</i> Stare Down (IMAGE) University of Utah Caption This skull, which includes pieces of real fossil, shows the unique features of this new tyrannosaur. Credit Mark Loewen, NHMU Usage Restrictions To be used with the Lythronax research information. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.