<i>Thylacinus cynocephalus</i> (IMAGE) Emory Health Sciences Caption Lithographic plate of thylacines by John Gould, from a 1863 edition of 'Mammals of Australia.' Credit John Gould/public domain Usage Restrictions None 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.