The research project between the Nanjing Institute of Geology and Paleontology, CAS (NIGPAS), the Research Center of Paleontology, Jilin University, the Geological Survey No.1, Xinjiang and the Institute of Geology, University of Tubingen deals with the Mesozoic biota and stratigraphy of the Junggar Basin, located in the Xinjiang Autonomous Uygur Region in Northwest China.