JD^ 
TABLE OF CONTENTS. 
CHAPTER I. 
PAGE 
The Insect World i 
CPIAPTER II. 
Structures Implicated in Metamorphosis .... .9 
CHAPTER III. 
Metamorphoses of the Nervous, Digestive, and Respiratory Systems, 
and the Nature of Metamorphosis 31 
CHAPTER IV. 
The Metamorphoses of the Lepidoptera ....... 68 
CHAPTER V. 
The Metamorphoses of the Lepidoptera — Continued 93 
CHAPTER VI. 
The Metamorphoses of the Hymexoptera 162 
CHAPTER VII. 
The Metamorphoses of the Coleoptera .... ... 264 
CHAPTER VIII. 
The Metamorphoses of the Orthoptera 336 
CHAPTER IX. 
The Metamorphoses of the Thysanoptera . . . . 35 c 
• CHAPTER X. 
The Metamorphoses of the Neuroptera 35 3 
CHAPTER XI. 
The Metamorphoses of the Hemiptera 377 
