CONTENTS 



PAGE 



INTRODUCTION Hi 



PART I 

 GENERAL ENTOMOLOGY 



CHAPTER 



I. DEFINITION OF THE SUBJECT 1 



II. INSECT STRUCTURES 4 



III. INSECTS AND THEIR NEAR RELATIVES 19 



IV. THE DEVELOPMENT OF INSECTS 28 



V. THE LOWER ORDERS 34 



VI. NEUROPTEROID ORDERS 41 



VII. ORTHOPTERA 48 



VIII. HEMIPTERA 56 



IX. LEPIDOPTERA 72 



X. COLEOPTERA 107 



XI. DlPTERA 131 



XII. HYMENOPTERA 142 



XIII. THE INSECT COLLECTION. . . 163 



PART II 

 ECONOMIC ENTOMOLOGY 



XIV. INSECTS AFFECTING MAN AND DOMESTIC ANIMALS 175 



XV. INSECTS AFFECTING HOUSEHOLD GOODS AND STORED FOOD 



PRODUCTS 214 



XVI. FIELD CROP INSECTS 236 



XVII. GARDEN INSECTS 266 



XVIII. ORCHARD INSECTS 287 



XIX INSECT CONTROL 323 



APPENDIX 339 



INDEX 345 



vii 



