INDEX 



Abies concolor, 374. 



grandis, 374. 



nobilis, 343. 

 Acacia, 402. 

 Acer dasycarpum, 380. 



negundo, 376. 

 Acetylene gas trap lanterns, 74. 

 Achorutes, 205. 

 Acridium purpuriferum, 265. 

 Aedes gollicitan.s, 504. 

 Aesculus glabra, 371. 

 Agaricinese, 205. 

 Agrilus anxius, 184. 

 Ainslie, C. N.. 440. 

 Alabama argillacea, 213. 

 Alder, 416. 



Aleurodes vaporariorum, 181. 

 Alevrodes citri, 216. 

 Alfalfa, 1.50, 151, 152, 153, 154. 163, 164, 

 195, 459, 460, 461, 462, 466, 470. 



leaf-weevil, 459-470. 

 Almond, 158, 229, 431, 432. 

 Alnus, 429. 



oregonia, 371. 



rhombifolia, 375. 

 Alsophila pometaria, 435. 

 Amara avida, 98. 

 Amara avida as a strawberry pest, 



97-99. 

 Amaranthus sp. 151. 

 Amblyomma dissimile, 222. 



varium. 222. 

 Ambrosia beetle, 216. 

 American cockroach, 100, 215. 



procris, 215. 

 Ampeloglypter ater, 358. 



sesostris, 358. 

 Amygdalus communis, 158. 

 Anaphoidea conotracheli, 453. 



sordida, 453. 

 Anasa tristis, 181. 

 Anatis 15-punctata, 434. 

 Angoumois grain moth, 56. 

 Anisota rubicunda, 148, 211. 



stigma, 211. 



virginiensis, 148. 

 Anomadiis obliquus, 361. 

 Anopheles, 15. 

 Ant common field, 495. 

 Anthonomus grandis, 212. 



nebulosus, 358. 



pallidus, 358. 



scutellatus, 357. 



squamosus, 453. 

 Antlered maple caterpillar, 146, 210. 

 Apanteles congregatus, 434. 



Apatela populi, 186. 

 Aphehnus diaspidis. 398-401. 



fuscipennis, 259. 



mytilaspidis, 258. 

 Aphidida?, 207, 209; collected in the 

 vicinity of Stanford University 

 372-81; List 380, Bibliography 

 380-81. 

 Aphididse, plant louse notes fcont'd) 



367-71; 403-407. 

 Aphididse of Illinois, list annotated, 



407-420; 482-499. 

 Aphids, 434. 

 Aphis albipes, 376. 



asclepiadis, 404. 



atriplicis, 405. 



bakeri, 377, 405, 495. 



brassica?, 180, 376, 405. 



cardui, 404. 



ceanothi, 377. 



cephalanthi, 405. 



cerasifolii, 405. 



chenopodii, 405. 



coreopsidis, 483. 



cornifolia?, 208, 209, 405, 484. 



cratsegifolife, 377. 



forbesi, 215. 



frondosse, 483. 



gillettei, 407. 



gossvnii, 180, 213, 404. 



holianthi, 407, 484, 485. 



illinoisensis, 485. 



lonicerse, 487. 



lutescens, 377. 



maidi-radicis, 182, 405. 



mali. 377. 



medicaginis, 376. 



neillis, 488. 



nerii, 377. 



oenotherse, 488. 



pomi, 207, 208, 209, 210, 404. 



populifolise, 489. 



pyri, 404. 



ripariae, 404. 



rufomaculata, 182. 



rumicis, 376, 405. 



salicicola, 403. 



sambuci, 405. 



setaria^, 210, 503. 



sorbi, 404. 



spiraeella, 404, 490. 



viburnicola, 207, 208, 209. 



vitis, 486. 

 Alphitobius diaperinus, 215. 

 Aphrophora parallela, 210. 



