1. School of GeoSciences, Grant Institute University of Edinburgh Edinburgh UK
2. Department of Natural Sciences National Museum of Scotland Edinburgh UK
3. Department of Biomedical Sciences, Heritage College of Osteopathic Medicine, Ohio Center for Ecology and Evolutionary Studies Ohio University Athens Ohio USA
4. Consejo Nacional de Investigaciones Científicas y Técnicas, División Paleontología Vertebrados, Museo de La Plata Facultad de Ciencias Naturales y Museo La Plata Buenos Aires Argentina
5. Evolutionary Studies Institute, University of the Witwatersrand Johannesburg South Africa