580 



INDEX 



Sphenophorus callosus, 128. 



maidis, 120-128. 

 Sporotrichum globuliferum, 493-499. 

 Spraying cost, 375-376, 392-395. 

 Stratsegus antanis, 267. 

 Strawberry weevil, 84-88. 

 Sugar-cane borer, 174-176. 

 Sugar-cane leaf-hopper, 173-174. 

 Sulphur-arsenical, 84-88. 

 Superparasitism, 485. 

 Syneta albida, 458-461. 

 Syneta simplex, 459. 

 Syrphid larva^, 89. 

 Syrphida^, Economic, in Cahfornia, 454- 



457. 

 Sjrrphus americianus, 455. 



arcuatus, 455. 



opinator, 455. 



Talbert, T. J., 287-290. 

 Taylor, J. E., 299-303. 

 Tenuipalpus bioculatus, 556-561. 

 Tetrastichus giffardi, 307, 308, 309, 310, 



311. 



sp., 466. 

 Tetranychus mytilaspidis, 238. 

 Ticks, Monograph of, 381. 

 Trichius piger, 267. 

 Trichobaris trinotata, 43. 



Triglyphothrix striatidens, 566-569. 

 Triphleps insidiosus, 435-438. 

 Turnip louse, 67-71. 



Variegated cutworm, 303. 

 Velvet-bean caterpillar, 521-528, 570. 



Warburton, C, 381. 



Watson, J. R., 521-528. 



Webster, F. M., 239-241. 



Weevils. 573. 



Weiss, H. B., 212-216, 379. 



Wellhouse, Walter, 169-170. 



Wenzel, O. J., 382. 



Western corn root-worm, 236. 



Wheat aphis, western, 182-187. 



Wheat-head army worm, 288. 



Wheat, Isosoma vaginicolum on, 398- 



401. 

 Wheeler, W. M., 566-569. 

 White grubs, 261-281; as food, 389-392, 



investigations, 134. 

 White pine weevil, 549-551. 

 Whitmarsh, R. D., 51-53.- 

 Wildemuth, V. L., 570. 

 Wilson, R. N., 570. 

 Wilt, gipsy moth, 149-167, 233-235 

 Wind dispersion, 486-492. 

 Woglum, R. S., 370, 392-395. 



