1. State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences, Beijing, China
2. School of Earth Sciences Resources, China University of Geosciences, Beijing, China
3. Gansu Agricultural University, Lanzhou, Gansu, China
4. Dinosaur Trackers Research Group, University of Colorado at Denver, Denver, CO, USA
5. Mace Brown Museum of Natural History, Department of Geology and Environmental Geosciences, College of Charleston, Charleston, SC, USA
6. Saurierwelt Paläontologisches Museum, Neumarkt, Germany
7. Geological Museum of Gansu, Lanzhou, China