Zilantophis Vertebrae (IMAGE) University of Pennsylvania Caption Paleontologists identified the new species by unique characteristics of its vertebrae. The arrow notes the location of wing-like projections that gave the species its name. Credit University of Pennsylvania Usage Restrictions In context of reporting 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.