434 



INDEX 



Spotted cutworm, 185 

 fever, 56 

 halisidota, 183 

 legged cutworm, 193 

 megilla, 288 

 paria, 86 

 pelidnota, 86 

 Smartweed flea beetle, 315 

 Spray gun nozzle, 381 

 Spraying, 377, 381 



equipment, 378 

 Spring canker worm, 205 



grain aphis, 142 

 Spruce bud worm, 231 



gall aphids, 89, 149, 150 

 Squash bug, 77, 160 

 insects, 77 

 ladybird, 290 

 vine borer, 217 

 Stable fly, 8, 10, 53, 92, 271 

 Stag beetles, 82, 318 

 Stagmomantis Carolina, 105 

 Stalk borers, 87, 196 

 Staphylinidae, 282 

 Stegomyia fasciata, 52 

 Stem girdler, currant, 84, 345 

 Sternorhynchi, 122 

 Sternum, 14, 17 

 Stigmus, 356 

 Stimuli, 57 

 Stink bugs, 166 

 Stomach, 24 

 Stomoxys calcitrans, 8, 10, 53, 92, 268, 



271 

 Stone flies, 98, 

 Stratiomyiidae, 240 

 Strawberry crown borer, 86, 335 

 flea beetle, 86, 307 

 insects, 86 

 leaf roller, 86, 232 

 root borer, 86, 313 

 louse, 148 

 weevil, 87, 332 

 saw fly, 347 

 thrips, 87, 122 

 Striped cucumber beetle, 76, 307 



Structure of insects, 2-30 

 Sucking lice, 167 

 Suctorial mouth parts, 6-10 

 Sugar beet webworm, 210 



maple borer, 89, 324 

 Sulphur, 394 



soap, 391 



and lime, 389 

 Swallow tails, 174 

 Sweet cherry aphis, 144 

 Sympathetic nerve system, 28 

 Synanthedon acerni, 217 



exitiosa, 80, 216 



pictipes, 217 



tipuliformis, 84, 217 

 Synchlora asrata, 84 

 Syriphidae, 240, 250 

 Syrphids, 250 

 Systena blanda, 315 



frontalis, 86, 315 



hudsonias, 315 



taeniata, 315 



Tabanids, 252 

 Tabanus, 8 



atratus, 91, 252 

 Tachina flies, 42, 278 



mella, 203, 204 

 Tachinidae, 42, 242, 278 

 Tffinio thrips inconsequens, 119 

 Taeniopteryx, 97 

 Tanglefoot, 396 

 Tapestry moth, 92, 237 

 Tar-felt paper disks, 397 

 Tarnished plant bug, 84, 163 



false, 164 

 Tarsonemidae, 364, 369 

 Tarsonemus, 369 

 Taste, organs of, 1 1 

 Telea polyphemus, 79, 180 

 Telenomus bifidus, 352 

 Temperatures, high and low, 400 

 Tenebrio molitor, 76, 328 



obscurus, 329 



