CONTEXTS 



CHAP. PAGE 



I. Introduction 1 



II. Growth and Change 8 



III. The Life-stories of some Sucking Insects . 16 



IV. From Water to Air 23. 



V. Transformations, Outward and Inward . . 35 



VI. Larvae and their Adaptations ... 49 



VII. Pupae and their Modifications . . . 79 



VIII. The Life-story and the Seasons ... 89 

 IX. Past and Present the Meaning of the Story 105 



Outline Classification of Insects . . . 122 



Table of Geological Systems .... 123 



Bibliography 124 



Index 129 



