Work in the field would not have been possible without the support and cooperation of staff and students from Institut Teknologi Bandung, Indonesia, who have been instrumental in these projects' palaeontology field programs, which were initiated in 2015 and have continued ever since. In particular, deep gratitude is expressed to Drs Jahdi Zaim, Yan Rizal, Aswan, Mika Rizki Puspaningrum and Agus Tri Hascaryo for their assistance in the laboratory and the field. We also thank them for their valuable assistance in translating the chapter abstracts for this volume.Finally, we thank the following for their assistance in publishing this volume: the two anonymous reviewers, who provided detailed and constructive comments that helped improve all the chapters in this volume; Sue O'Connor, the editor of the Terra Australis series; the College of Asia and the Pacific; and ANU Press.