XXI 



Grasses — CoiUiimrd. 



injured by CEbalus pugnax, 194. 

 injuries to, by Chinch-bug, 59. 

 by Glassy Cutworm, 19. 

 by Yellow-headed Cutworm, 21. 

 meadow, injured by Western Striped Cut- 

 worm, 27. 

 deeds of, harvested by Texan Agricultural 



Ant, 159. 

 Thyanta custator found on, 196. 

 W-marked Cutworm common on, 31. 

 wild, heads and seeds of, as natural food of 

 Wheat-heatl Army-worm, 84. 

 infested by Stalk-maggot, 165. 

 Grasshopper, Black-winged Carolina, 213. 

 Clear-winged, 139, 229. 

 Lesser, 136, 229. 

 Olive, 67, 136, 229. 

 Red-legged, 67, 136, 142, 219, 229. 

 Rocky Mountain, 65, 136, 229. 

 Scudder's Short-winged, 142-143. 

 Short-winged Green, 212. 

 Small Green, 142, 229. 

 Two-.striped, 67, 136, 229. 

 Grasshoppers, 64-67, 136-149, 161, 212-213, 

 226. 

 bird, 67, 140-142, 229. 



character of injury to Corn by, 7, 8, 17, 64. 

 enemies of, 65. 



injuries to grass and small grain by, 65. 

 injurious to Corn in Illinois, specific dis- 

 tinctions of, 136-139. 

 larger meadow, 144-146, 229. 

 long-horned, 13. 

 meadow, 227, 229. 

 means for destroying, 13, 65-66. 

 migrating, 13, 65, 67. 

 short-horned, 13. 

 smaller meadow, 147-148, 229. 

 young, as food of field-crickets, 214. 



destroyed by Pennsylvania Field-cricket, 

 214. 

 Greasy Cutworm, 21-23, 232. 

 Great Plains Cricket, 148-149, 229. 

 Green Plata, 203-204. 

 Grape-sphinx, 167. 

 Grasshopper, Short-winged, 212. 

 Grasshopper, Small, 142. 

 June-beetles, 101-103, 227. 



cause of unusual injury by, 103. 

 described, and contrasted with common 



June-bugs, 102. 

 larvae of, 102. 



mode of locomotion and life history of 

 103. 

 measure against, 103. 

 See also under Allorhina. 

 Stink-bug, Western, 116-117, 233. 

 Greenhouse plants injured by red spiders, 223. 

 Grindelia squarrosa as food plant of Garden 



Web-worm, 90. 

 Ground-beetles, 227. 



food habits, injuries, and life history of, 



176-178. 

 injuries to Corn by, 11, 177, 178. 

 Ground-cherry, as food plant of Ear-worm, 67. 



Ground-squirrels as enemies of Army-worm, 51. 

 GryllidEB, 213. 

 Gryllus, 213. 



pennsylvanicus, 214, 219. 

 Guinea-corn infested by Larger Corn Stalk- 

 borer, 92. 

 Gypsy-moth, 87-89, 230. 



H 



Hadena, 10, 16, 34. 

 arctica, 17, 21. 

 devastatrix, 17, 19-20. 

 fractilinea, 77, 232. 



destructive to Corn, 78. 

 lignicolor, 17, 31, 231. 

 misera, 77, 232. 



destructive to Corn, 78. 

 stalk-borers, 77-78. 

 stipata, 77, 232. 

 Hairy Vetch as food plant of Ear-worm, 67. 

 Halictus, 163. 



lerouxii, 8, 156. 

 Halticini, 106, 190. 

 Hamilton, John, 192. 



Harlequin Cabbage-bug, injury to Corn by, 196. 

 Harpalus, food of, 177. 

 Harris, T. W., 70, 85. 

 Hart, C. A., 149. 

 Harvey, F. L., 19, 180, 181, 184. 

 hastata. Verbena, 174. 



Haw, Red, infested by Euphoria inda, 101. 

 Hazel as food plant of Smartweed Caterpillar, 



170. 

 Heart worm. 44, 231. See Stalk-borer,, 

 hecate, Onthophagus, 183. 

 Hedgehog Caterpillar, 72, 230. 



description and hibernation of, 71, 73. 

 food plants of and injury by, 74, 75. 

 Helianthus as food plant of Small Green Grass- 

 hopper, 142. 

 Heliophila albilinea, 83. 



pseudargyria, 171. 

 Heliothis armiger, 10, 11, 17, 67-68. 

 Helotropha reniformis, 10. 



atra, 78, 232. 

 Hemiptera, 233. 



number of species of, feeding on Corn, 12. 

 Hemp as food plant of Ear-worm, 67. 

 herilis, Agrotis, 26. 

 Hesperotetti.x speciosus, 142. 

 Heteroptera, 197-202. 

 Hinds, W. E., 136. 

 Hine, J. S., 150. 

 histrionica, Murgantia, 196. 

 Holden, P. G., 189. 



Hollyhock as food plant of Glassy Cutworm, 20. 

 of Grass-worm, 82. 

 of Luperodes varicornis, 187. 

 Honeysuckle as food plant of Army-worm, 49. 

 of Ked-banded Leaf-roller, 175. 

 of Smart weetl Caterpillar, 170. 

 Hop as food plant of Green Plata, 204. 

 Hopkins, A. D., 56. 



Hopper-dozer for destruction of gra.sshoppers, 

 14. 

 method of making and using the, 66. 



