1. African Centre for Coastal Palaeoscience, Nelson Mandela University, Gqeberha, South Africa
2. Dinosaur Trackers Research Group, University of Colorado Denver, Denver, Colorado, USA
3. Minerals and Energy Unit, Council for Geoscience, Bellville, South Africa
4. Evolutionary Studies Institute, University of the Witwatersrand, Johannesburg, South Africa
5. Archaeology and Environmental Studies, University of the Witwatersrand, Johannesburg, South Africa