1. Laboratory of Paleontology, Faculty of Geology and Geophysics, and Center for Risk Studies, Space Modeling and Dynamics of Terrestrial and Coastal Systems, University of Bucharest
2. Deceased; formerly Department of Natural Sciences, Transylvanian Museum Society, Cluj-Napoca, Romania
3. Division of Paleontology, American Museum of Natural History, New York
4. School of GeoSciences, Grant Institute, University of Edinburgh