Vlll CONTENTS. 



CHAPTER IV. 



HEMIPTEEA. 



Bugs. — Squash-Bug. — Chinch-Bug. — Plant-Bugs. — Harvest-Flies. 

 — Tree-Hoppers. — Leaf- Hoppers. — Vine-hopier. — Bean- Hop- 

 per. — Thrips. — Plant-Lice. — American Blight. — Enemies of 

 Plant-Lice. — Bark-Lice. 192-256 



CHAPTER V. 



LEPIDOPTERA. 



Caterpillars. — Butterflies. — Skippers. — Hawk-Moths. — ^Egeri- 

 ans or Boring- Caterpillars. — Glaucopidians. — Moths. — Spin- 

 ners. — Lithosians. — Tiger-Moths. — Ermine-Moths. — Tussock- 

 Moths. — Lackey-Moths. — Lappet-Moths. — Saturnians. — Cera- 

 tocampians. — Carpenter-Moths. — Psychians. — Notodontians. — 

 Owl-Moths. — Cut- Worms. — Geometers, or Span- Worms, and 

 Canker-Worms. — Delta-Moths. — Leaf-Rollers — Bud-Moths. — 

 Fruit-Moths. — Bee-Moths. — Corn-Moths. — Clothes-Moths. — 

 Feather- winged Moths. 257-511 



CHAPTER VI. 



HYMENOPTERA. 



Stingers and Piercers. — Habits of some of the Hymenoptera. 

 — Saw-Flies and Slugs. — Elm Saw-Fly. — Fir Saw-Fly. — Vine 

 Saw-Fly. — Rose-bush Slug. — Pear-Tree Slug. — Horn-tailed 

 Wood-Wasps. — Gall-Flies. — Chalcidians. — Bakley Insect and 

 Joint- Worm 512-561 



CHAPTER VII. 



D I P T E R A . 



Gnats and Flies. — Maggots, and their Transformations. — Gall- 

 Gnats. — Hessian Fly. — Wheat-Fly. — Remarks upon and De- 

 scriptions of some other Diptehous Insects. — Radish-Fly. — 

 Two-winged Gall-Flies, and Fruit-Flies. — Conclusion. . 562-626 



APPENDIX. — The Army- Worm 627-630 



INDEX 631-640 



