Antarctanax Type Specimen (Holotype) (IMAGE) University of Washington Caption Part of the fossil type specimen of Antarctanax shackletoni, showing well-preserved vertebrae and a humerus. Credit Brandon Peecook/Field Museum Usage Restrictions Must include 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.