CONTENTS, 



PAGE 



INTRODUCTION f f 



APTERA 



DIPTERA 



Nemocera ..... ,c 



Brachycera .... 

 HEMIPTERA 



Heteroptera 



Homopi 



era 



IOI 



LEPIDOPTERA g 



The Larva, or Caterpillar r ,g 



The Chrysalis, or Pupa I4 g 



The Perfect Insect l6 - 



ORTHOPTERA 



HYMENOPTERA 



THYSANOPTERA 



NEUROPTERA 402 



COLEOPTERA . 



523 



