Dilophosaurus Skull Reconstruction (IMAGE) University of Texas at Austin Caption Scientists have found evidence that the Dilophosaurus' skull served as scaffolding for powerful jaw muscles, shattering the image of the dinosaur as more fragile and svelte that has been promoted in scientific literature and popular culture. Credit Skull reconstruction by Brian Engh, commissioned by The Saint George Dinosaur Discovery Site. Usage Restrictions credit 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.