Diatom Arachnoidiscus (IMAGE) Marine Biological Laboratory Caption This is Diatom Arachnoidiscus, imaged with Orientation-Independent-DIC microscopy. Credit Michael Shribak Usage Restrictions Please use with proper credit 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.