ACKNOWLEDGMENTS
We thank D. Pickering, W. Longmore, and K. Roberts for access to collections; D. Pickering for skilful preparation of NMV P218277; E. Bourdon and G. Mayr for provision of materials; P. O’Connor for editorial comments; and two referees for their constructive comments. E.M.G.F. was supported by Museum Victoria and the Harold Mitchell Foundation.
Handling editor: Patrick O’Connor
†These authors contributed equally to this work.