Contents 



Page 



Introduction 1 



Acknowledgments 2 



Methods 4 



Biological notes 5 



Classification 6 



Systematic Arrangement 7 



Key to Genera of Scenopinidae 13 



Genus Scenopinus Latreille 14 



Fenestralis group 16 



Albicinctus group 45 



Brevicornis group 93 



^'elutinus group 110 



Genus Caenoneura Krober 162 



Genus Pseudomphrale Krober 164 



Genus Brevilrichia D. E. Hardy 165 



Genus Melatrichia Coquillett 214 



Genus Pseudatrichia Osten Sacken 221 



Genus Belosta D. E. Hardy 274 



Genus Propebrevilrichia, new genus 281 



Genus Heteromphrale Krober 286 



Genus Prepseudairichia, new genus 286 



Genus Seguyella, new genus 294 



Genus Neopseudatrichia, new genus 299 



Genus Scenopinula Paramonov 304 



Genus Reikiella Paramonov 304 



Genus Slenomphrale Krober 318 



Genus Paratrichia, new genus 320 



Literature Cited 323 



Index 329 



