350 



INDEX 



Hyalopterus arundinis, 307 

 Hydrobatidce, 58 

 Hydrocyanic acid gas, 336, 340 

 Hydrophilidaz, 111 

 HYMENOPTERA, 142 



table of families, 161 

 Hyphantria cunea, 309 

 Hypoderma lineata, 193 

 Hypopharynx, 17 

 Humble-bees, 147 



Ichneumon flies, 154 

 Ichneumonidce, 157 



ICHNEUMONOIDEA, 154, 



Idalia butterfly, 102 

 Ileum, 11 

 Imago, 28 

 Imperial moth, 92 

 Imported cabbage-worm, 98 

 Imported currant-worm, 156 

 Inch worms, 86 

 Indian meal-moth, 76, 230 

 Insect boxes, 166 



control, 323 



definition, 4 

 Insecticides, 327 

 Internal organs, 9 

 Intestine, 11 

 lo moth, 91 



Iridomyrmex humilis, 217 

 Isabella tiger-moth, 82 

 ISOPTERA, 36 

 Isosoma grandi, 160 



tritici, 160 



Jar-flies, 61 

 Jassidce, 63 

 Joint, 8 



Jointed spiders, 22 

 June-bugs, 118, 236 



Katydids, 48, 51, 52 



Kerosene emulsion, 331 

 Kidney tubules, 11 

 Killing bottles, 163 



Labium, 5 

 Labrum, 5 

 Lac, 17 



Lace-wing flies, 46 

 Lachnosterna, .236 

 Lady-bugs, 112 

 Lamellicorn beetles, 116 

 Lampyridce, 116 

 Land-bugs, 58 

 Lantern-bugs, 116 

 Lantern-flies, 63 

 Larder-beetles, 114 

 Larva3, 30, 33 

 Lasiocampidce, 88, 213 

 Leaf beetles, 121 

 Leaf-bugs, 58 

 Leaf-hoppers, 63 

 Leaf-rollers, 76 

 LEPIDOPTERA, 72 



table of families, 105 

 Lepidosaphes ulmi, 290 

 Leptinotarsa decemlineata, 276 

 Lice, bird, 37 



cattle, 198 



poultry, 206 



true, 37 

 Leptidce, 138 

 Life cycle, 31 

 Lightning-bugs, 116 

 Lilac-borer, 79 

 Lime-sulphur solution, 333 

 Liparidce, 84 

 Lithosiidce, 85 

 Lobsters, 19 

 Locust-borer, 121 

 Locust leaf-beetle, 122 

 Locustidce, 50, 51 

 Locusts, 48, 241 



