Single Fossil (image) Penn State Share Print E-Mail Caption Lenticular organic microfossils in the Strelley Pool Formation (Waterfall locality), of Australia. Image shown is an optical photomicrograph of a polished thin section, taken in transmitted light. Credit Taken by Dorothy Oehler on a sample provided by Ken Sugitani (Nagoya University, Japan). Usage Restrictions Non commercial use only Share Print E-Mail 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.