1. Centre for Archaeological Science, School of Earth and Environmental Sciences; University of Wollongong; Wollongong NSW 2522 Australia
2. Pusat Penelitian Arkeologi Nasional; Jl. Raya Condet Pejaten No. 4 Jakarta 12510 Indonesia
3. ARC Centre of Excellence for Australian Biodiversity and Heritage; University of Wollongong; Wollongong NSW 2522 Australia
4. Department of Anthropology; Lakehead University; Thunder Bay P7B 5E1 Canada
5. Human Origins Program, Department of Anthropology; National Museum of Natural History, Smithsonian Institution; Washington DC 20560 USA