Allison D Dombrowski¹, Sarah K Carmichael¹, Peter Königshof², Sersmaa Gonchigdorj³, Johnny A. Waters¹, J. Will Waters⁴, Ariunchimeg Yarinpil⁵ and Olivia Catherine Paschall¹, (1)Appalachian State University, Geological and Environmental Sciences, Boone, NC, United States, (2)Senckenberg Research Institute and Natural History Museum, Palaeontology and Historical Geology, Frankfurt, Germany, (3)Mongolian University of Science and Technology, Geology, Ulaanbaatar, Mongolia, (4)ExxonMobil Houston, Houston, TX, United States, (5)Mongolian Academy of Sciences, Institute of Paleontology and Geology, Ulaanbaatar, Mongolia