<i>Strongylocentrotus purpuratus</i> -- Purple Sea Urchin (IMAGE) MDI Biological Laboratory Caption Scientists recently sequenced the genome of Strongylocentrotus purpuratus, the purple sea urchin. Credit Mount Desert Island Biological Laboratory 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.