CONTENTS. 



CHAPTER I. 



INTRODUCTION. 



Insects defined. — Brain and Nerves. — Air-pipes and Breath- 

 ing-holes. — Heart and Blood. — Insects are produced from 

 Eggs. — Metamorphoses, or Transformations. — Examples of 

 Complete Transformation. — Partial Transformation. — Lar- 

 va, or Infant State. — Pupa, or Intermediate State. — Adult, 

 or Winged State. — Head, Eyes, Antennae, and Mouth. — Tho- 

 rax or Chest, Wings, and Legs. — Abdomen or Hind-bodt, 

 Piercer, and Sting. — Number of Insects compared with Plants. 

 — Classification ; Orders 3 Coleoptera ; Orthoptera ; Hemipte- 

 ra; Neuropteraj Lepidoptera; Htmenoptera; Diptera; Other 

 Orders and Groups. — Remarks on Scientific Names. . . 1-22 



CHAPTER II. 



COLEOPTERA. 



Beetles. — Scarab^ians. — Ground-Beetles. — Tree-Beetles. — 

 Cockchafers or Mat-Beetles. — Flower-Beetles. — Stag-Bee- 

 tles. — Buprestians, or Saw-horned Borers. — Spring-Beetles. 

 Timber-Beetles. — Weevils. — Cylindrical Bark-Beetles. — 

 Capricorn-Beetles, or Long-horned Borers. — Leaf-Beetles. — 

 Criocerians. — Leaf-mining Beetles. — Tortoise-Beetles. — 

 Chrysomelians. — Cantharides. 23-140 



CHAPTER III. 



ORTHOPTERA. 



Earwigs. — Cockroaches. — Mantes, or Soothsayers. — Walking- 

 Leaves. — Walking-Sticks, or Spectres. — Mole-Cricket. — 

 Field Crickets. — Climbing Cricket. — Wingless Cricket. — 

 Grasshoppers. — Katy-did. — Locusts. 141-191 



