CONTENTS Introduction............... 3 History of the study of Papuan Hyla......... 4 The Papuan frog fauna............ 6 Materials, methods and terminology.......... 8 Geographical nomenclature............ 11 Locality names.............. 14 The genus Hyla Laurenti............ 16 Checklist of Papuan Hyla........... 20 Summary of taxonomic changes.......... 21 Key to lowland Hyla............. 21 Key to submontane Hyla............ 22 Key to montane Hyla............ 23 Account of species.............. 24 Summary of biological data............ 186 Species groups.............. 188 Distribution of Papuan Hyla............ 191 Faunal lists.............. 194 Acknowledgements............. 194 Bibliography............... 195 INTRODUCTION The main objective of the present work is to present a taxonomic revision of the Papuan representatives of the hylid genus Hyla as a basis for further systematic studies. All relevant literature has been searched and available information on the biology, ecology and distribution included.