700 



INDEX 



Housefly, 635 

 Household insects, 635 

 Human flea, 645 

 Hyalopterus arundinis, 592 

 Hyalastinus obscurus, 189 

 Hydrocyanic acid gas, 54, 187, 622 

 Hydrometers, 49 

 Hymenoptera, 15 

 Hymenopterous parasites, 15 

 Hyphantria cunea, 485 



textor, 489 

 Hypoderma bovis, 666 



lineata, 664 

 Hypsopygia costalis, 206 



Icerya purchasi, 604 



Ichneumon flies, 15 



Ichneumonidse, 545 



Imported cabbage worm, 321 

 currant borer, 418 

 worm, 426 



grape root-worm, 443 

 onion maggot, 374 



Indian-meal moth, 180 



Injury by insects, 1 



Insect parasites, 15 



Insecticides, 39 



application of, 56 

 contact, 39 



Internal anatomy of insects. 28 



Iridomyrmex humilis, 608, 631 



Janus integer, 419 



Jassida?, 208, 234, 273, 307, 456 



Joint-worm, 121 



Kainit, 149 



Kedzie formula, 43 



Kerosene, 45 



emulsion, 44 

 Knapsack pumps, 60 



Lace-wing flies, 295, 623 

 Lachnosterna, genus, 78 



arcuata, 79 

 Lady-bird, bean, 287 

 Lady-bird, convergent, 347 

 nine-spotted, 347 

 Spotted, 347 

 squash, 351 



Lady-bugs, 8 



vedalia, 605 

 Laphygma exigua, 302 



frugiperda, 114 

 Larger corn-stalk borer, 158 

 Lasiocampidae, 538 

 Lasioderma serricorne, 224 

 Lasius niger, 152 

 Lasius niger, americanus, 152 

 Laspeyresia molesta, 510 

 Leaf-bug, four-Imed, 402 

 Leaf-folder, grape, 459 

 Leaf-footed bugs, 236 

 Leaf-hopper, apple, 273 

 grape, 456 



Leaf-miner, apple, 545 

 beet, 311 

 spinach, 311 

 Lebia grandis, 14 

 Lema trilineata, 271 

 Lepidosaphes beckii, 599 

 gloveri, 601 

 ulmi, 525 



Lepisma domestica, 655 

 saccharalis, 655 



Leptinotarsa decemlineata, 260 

 Leptoglossus oppositus, 236 

 Leptus americanus irritans, 650 

 Lesser apple worm, 555 



corn-stalk borer, 167 

 peach-tree borer, 575 

 Leucopermes flavipes, 655 

 Lice, 648 



on live stock, 667 

 poultry, 680 

 Light traps, 37 

 Ligyrus gibbosus, 369 

 Lime-sulphur wash, 46 



dilution table, 48 

 Geneva formula, 

 47 



self-boiled, 49 

 Limneria aedemesia, 545 



f ugitiva, 545 

 Liparidse, 489 

 Lipeurus heterographicus, 680 



