CONTENTS. 



PAGE 



PART I. GENERAL INTRODUCTION . . . . .13 



Bibliography of the more important Works relating to North 



American Entomology . . . . .14 



Abundance of Insects . . . . .16 



Habits and Haunts of Insects . . . . .17 



Distribution of Insects, and the Life Zones of Connecticut 19 

 Economic Status of Insects . . . . .21 



Characters that distinguish Insects from other Animals . 26 

 External Structure of Insects . . . . .27 



Internal Anatomy . . . . . .29 



Senses of Insects ....... 30 



Growth and Metamorphoses of Insects . . .30 



Classification of Insects . . . . . .34 



PART II. EUPLEXOPTERA AND ORTHOPTERA OF CONNECTICUT 39 

 Introduction . . . . . . 41 



Order Euplexoptera . . . . . .44 



Order Orthoptera . . . . . .48 



Sub-order Non-Saltatoria . . . . -52 



Sub-order Saltatoria . . . . .62 



Bibliography . . . . . . .163 



Index . . . . .'-.. . .167 



