Fossil Record Shows the Way (IMAGE) National Evolutionary Synthesis Center (NESCent) Caption Using the fossil the authors constructed a database of 5,553 beetle species spanning nearly 300 million years. Credit Dena Smith 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.