CONTENTS 



CHAPTER I. 



PAGE 



General Observations i 



CHAPTER II. 

 Collecting Insects 9 



CHAPTER III. 

 The Coleoptera 19 



CHAPTER IV. 



The Hymenoptera 33 



CHAPTER V. 

 The Diptera ...... .40 



CHAPTER VI. 

 The Lepidoptera 65 



CHAPTER VII. 

 The Neuroptera 99 



CHAPTER VIII. 

 The Orthoptera 103 



CHAPTER IX. 

 The Hemiptera . . . . • • - . 11S 



General Index 123 



Explanation of Plates 129 



