Turkut Formation (IMAGE) Virginia Tech Caption Except for formations such as this dolostone column of the Turkut Formation near the Khorbusonka River, the Siberian Arctic is flat. During his exploration of such formations, Virginia Tech geobiologist Shuhai Xiao and collaborators found many fossils in these ancient rocks. Xiao has received a Guggenheim fellowship to support his research. Credit Photo by Jay Kaufman Usage Restrictions Photo may be used with discussion/coverage of research by Drs. Xiao and Kaufman in the Siberian Arctic. 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.