PAGF 



Gelechiidse 101 



Chrysopeleiidae 104 



Oecophoridse 104 



Stenomidas 105 



Cosinopterygidas 106 



Elachistidse 106 



Noctuoidea • 107 



Noctuidag 107 



Arctiidae 119 



Liparidaa 121 



Bombycoidea 123 



Lasiocampidse 123 



Bombycidas 124 



Notodontoidea 125 



Geometridaa 126 



Notodontidse 132 



Dioptidse 134 



Sphingoidea 135 



Sphingida? 135 



Saturnioidea 140 



Heruileucidas 142 



Ceratocampidse 143 



Saturniidaa 144 



Phylogeny 147 



Acknowledgments 150 



Bibliography 152 



Plates 153 



ARTICLE III. A PRELIMINARY CLASSIFICATION OF DIPTERA, 

 EXCLUSIVE OF PUPIPARA, BASED UPON LARVAL AND PUPAL 

 CHARACTERS, WITH KEYS TO IMAGINES IN CERTAIN FAM- 

 ILIES. PART I. BY J. R. MALLOCH. (30 Plates) March, 1917.161-409 



Introduction 161 



Acknowledgments 163 



Habits and habitats of species 163 



Methods of collection and preservation 164 



Economic importance of the order 165 



Arrangement of families 168 



Scope of work 173 



Characters of the larvas 173 



Suborder Orthorrhapha 173 



Division Nematocera 173 



Division Brachycera 174 



