CONTENTS. 



Page. 



Introductory 7 



Leaf-beetles and flea-beetles 9 



The beet and spinach carrion beetles 19 



Blister beetles 21 



Snout-beetles or weevils 28 



Cutworms 30 



Army worms 36 



Webworms 37 



Miscellaneous caterpillars 40 



Grasshoppers, crickets, and related insects 45 



Leaf-miners 50 



Plant-bugs 52 



Leaf-hoppers 57 



Plant-lice 58 



White grubs and May beetles 63 



Wireworms 66 



Miscellaneous root-infesting insects 68 



LLUSTRATIONS. 



Fig. 1. Monoxia pundicoUis: beetle, eggs, and larva 10 



2. Monoxia puncticollis: variety 11 



3. Monoxia consputa: beetle ». 12 



4. Diabrotica 12-punctata: beetle, egg, larva, and pupa 12 



5. Colaspis brunnea: beetle and larva 13 



6. Cassida nebulosa: beetle 14 



7. Disonycha xanthomelxna: beetle, egg, larva, and pupa 15 



8. Si/stena blanda: beetle, larva, and eggs 16 



9. Systena tseniata: dark form of beetle 17 



10. Sysiena frontalis: beetle 17 



11. Phyllotreta pusilla: beetle 18 



12. Silpha bituberosa: beetle 20 



13. Epicauta vittata: beetle, eggs, and larval stages 22 



14. Epicauta lemnwcata: beetle 23 



15. Epicauta marginata: beetle 24 



16. Epicauta marginata: pupa 24 



17. Epiccnda cinerea: beetle 24 



18. Epicauta macidata: beetle 24 



19. Epicauta jiennsylvanicu: beetle 25 



5 



