illustration ancient Australia (IMAGE) Flinders University Caption Reconstruction of the 25 million year old Ditjimanka Lumakoala blackae, featuring (left to right) the wallaby-sized herbivore Muramura williamsi, extinct koala relative Madakoala devisi and the calf-sized ilariid (Ilaria lawsone). Courtesy of Peter Schouten Credit Illustration courtesy of Peter Schouten Usage Restrictions use only with this release 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.