1. School of Anthropology and Conservation University of Kent Canterbury CT2 7NZ UK
2. Department of Anthropology New York University New York NY USA
3. Palaeo‐Research Institute University of Johannesburg Johannesburg South Africa
4. Department of Early Prehistory and Quaternary Ecology, Schloss Hohentübingen Eberhard Karls University of Tübingen Tübingen D‐72070 Germany
5. Department of Geosciences, Applied Mineralogy Eberhard Karls University of Tübingen 11 Wilhelmstraße 56 Tübingen D‐72074 Germany