[1] James Cook Univ, Coll Arts Soc & Educ, ARC Ctr Excellence Australian Biodivers & Heritage, POB 6811, Cairns, Qld 4870, Australia
[2] NGIS, Level 22, 120 Spencer St, Melbourne, Vic 3000, Australia
[3] Univ Waikato, Div Hlth Engn Comp & Sci, Radiocarbon Dating Lab, Hamilton 3240, New Zealand
[4] Australian Nucl Sci & Technol Org, Locked Bag 2001, Kirrawee, NSW 2232, Australia
[5] Univ Queensland, Sch Social Sci, Brisbane, Qld 4072, Australia
[6] Monash Univ, ARC Ctr Excellence Australian Biodivers & Heritage, Monash Indigenous Studies Ctr, Clayton, Vic 3800, Australia
[7] James Cook Univ, Coll Arts Soc & Educ, POB 6811, Cairns, Qld 4870, Australia
[8] James Cook Univ, Coll Sci & Engn, ARC Ctr Excellence Australian Biodivers & Heritage, POB 6811, Cairns, Qld 4870, Australia
[9] Queens Univ Belfast, CHRONO Ctr Climate Environm & Chronol Geog Archaeo, Sch Nat & Built Environm, Belfast BT7 1NN, North Ireland