<i>Hallucigenia sparsa</i> (1 of 2) (IMAGE) University of Cambridge Caption This is <i>Hallucigenia sparsa</i> from the Burgess Shale (Royal Ontario Museum 61513). The fossil is 15 mm long. Credit Jean-Bernard Caron Usage Restrictions Please credit to Jean-Bernard Caron 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.