Fossil bone comparison (IMAGE) Flinders University Caption Comparative descriptions of Dynatoaetus gaffae with living taxa, Neurocranium Credit Ellen Mather Flinders University Usage Restrictions please credit Flinders University License Original 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.