538 



INDEX. 



Sulphuric acid, 435, 482, 490 

 Summer fallow, 495 



spraying, 468 

 suturale, 239 

 Superphosphate, 338 

 swainsoncc, 139 

 Sweat flies, 322 

 Sympherobius anguslns, 16, 26, 129 184, 



188 

 Symphleona, 24 

 Symphyla, vi, 1, 20 

 Symphylid, lima bean, 1, 20 

 Synanthedon rutilans, 425 

 Syvaphoeta guexi, 252 

 Syneta albida, 283 



simplex, 283 

 Syneta, fruit-tree leaf, 283 

 si/rphicola, 323 



Syrphid fly, American. 78, 87, 91, 104. 327 

 large. 78, 104, 327 

 lemur. 129, 324 

 oblique, 78, 323 

 flics. 72, 78, 85, 87, 91, 92, 99. 104. 



322 

 lemur. 129. 324 

 Syrphidw, vii, 72, 322 

 Syrphus americanus, 78, 87, 91. 104. 327 



pyrastri, 78. 104. 327 

 Syrup, 380, 393, 465 

 System Wanda, 285 

 tceniata, 284 

 ligata, 284 

 ochracea, 284 

 tabaci, 56 

 tab \i lata, 203 



Tachina fly, 271, 319. 329, 397, 410, 442. 

 455, 458, 460 — also see tachinid fly. 

 red-tailed, 396 

 robust, 330 

 spiny, 330 

 flies, 41, 329, 401. 417 

 Tachina nulla, 331. 410, 412 

 Tachinid fly, 203, 393, 394, 395— also see 



tachina fly. 

 twdata, 16, 228 

 twniata, 284 

 Tceniothrips pyri, 56 

 Tanglefoot, 40, 269, 281, 292, 296, 298. 



300, 301, 409, 417, 476 

 Tannin, oakbark, 484 

 Tapeline, 488 

 Tar. 281, 338 

 coal, 424 

 pine, 409, 476 

 Tarnished plant-bug, 208, 211, 213, 214 

 Tecabius popuUmonilis, 77 

 trhnius, 14, 16, 231, 469, 473 



Teh nomas orgyiw, 410 



qiiaintancei, 421 

 tenax, 324 

 tenebricosus, 186 

 Tenebrionidas, 290 

 tenella, 64, 270, 273 

 Tents, fumigating, 482 



bell, 482 



care of, 486 



dipping, 484, 485 



materials, 483 



measuring, 488 



number for outfit, 485 



size, 483 

 Tent-caterpillar, 411 



apple-tree, 411 



California, 411 



forest, 331, 411 



great basin, 411 

 l'i nthredinoidea, 355 

 Tcrmes lueifugus, 28, 505 

 tcrminalis, 396 

 Termite, common, 28, 505 

 Termites, 28 

 Termitidoe, 28 

 Tessellated scale, 139 

 tessellatum, 139 

 tessellatus, 139 



testaceipes, 78. 87, 90, 91. 363, 365 

 Tetrads wgrotaia, 417 

 Tetranychidw, 13, 14, 16 

 Tt tran ych us biinaeiilatus, 16 



mytilaspidis, 5, 14, 51, 231, 473 



sex macula tits, 16 



telarius, 14. 16, 231, 469, 473 

 Tettigonia circellata, 66 

 Tettigoniella circellata, 66 

 textor, 390 

 Thermometer, 489 

 Thistle butterfly, 461 

 Thomasia populicola, 81 

 Thoron opacus, 110 

 Thousand-legged worms, 1, 18 

 Thread scale, 190 

 Thricolepis inornata, 300 

 Thripidw, 50, 51, 53, 54, 56 

 Thripoctenvs russclli, 53, 56 

 Thrips, vi, 24, 50, 209 



alfalfa, 50 



bean, 50, 51 



citrus, 54 



flower, 50 



grain, 50 



greenhouse, 53 



onion, 56 



pear, vi, 56, 471 



strawberry, 50 



wheat, 50 



See host index in the front for all references to plants. 

 Figures in heavy black type refer to articles or notes. 



