492 INDEX 
Chinch bug, 415-419. 
poison, 186-188. 
Chinese silk industry, 410. 
Chittenden, F. H., 453-457. 
Chlorpicrin, 357-362. 
Chloropisca glabra, 368-380. 
Cholus cattleyse, 125. 
forbesii, 125. 
Chromaphis juglandicola, 278 
Chrysobothris axillaris, 210, 
breviloba, 211. 
debilis, 210. 
edwardsii, 210. 
exesa, 211. 
gemmata, 211. 
ignicollis, 210. 
ludificata, 210. 
merkelii, 211. 
octocola, 210. 
texana, 211. 
trinervia, 211. 
Chrysopa californica, 281. 
oculata, 416. 
rufilabris, 416. 
Chrysomphalus aurantii, 323. 
Clover pests, 421-424. 
Clytus devastator, 411-414. 
Cockerell, T. D. A., 195-200, 38S, 432. 
Cockroach control, 424-429. 
Cocoons and hogs, 481. 
Codling moth, 224-231, 387, 474. 
Cooley, R. A., 16-27, 104, 118. 
Cory, E. N., 269. 
Corythucha essigi, 385. 
Cottonwood mite, 430. 
Crown gall, 133-135. 
Culicidse of Colorado, 387. 
Culiseta incidens, 300. 
Currant clearwing moth, 472. 
Cyanide fumigation, 294-299. 
Cyclocephala villosa, 136-140. 
Davidson, W. M., 289-293, 446-452. 
Davis, J. J., 117, 405-410. 
Dean, G. A., 101, 106. 
De Ong, E. R., 434, 480, 482. 
Dermacentor venustus, 188. 
Diabrotica vittata, 75-79. 
Diatraea saccharalis, 481. 
Dietz, H. F., 168. 
Dindymus versicolor, 475. 
Diorymellus lsevimargo, 125. 
Diprion simile, 124. 
Distillate oils, 304, 305. 
Doane, R. W., 313-319. 
Drake, C. J., 385. 
Earwig, 475. 
European, 338, 432. 
Economic entomology in the service of 
the nation, 16-27. 
Eleodes tricostata, 212-224, 388. 
Empoa rosse, 144-146. 
Empoasca mail, 146-147. 
unicolor, 147-148. 
Entomological extension work,/157-163. 
Entomological research, report on, 277. 
Entomophthora chromaphidis, ^288. 
Ephestia kuhniella, 358. 
Eriophyes, cottonwood, 430. 
Eriophyes ramosus, 149. 
Sriosoma cratsegi, 253. 
lanigera, 245. 
Essig, E. O., 338. 
Euetheola rugiceps, 431. 
Eumicrosoma benefica, 415. 
Eupelmus saltator, 168-175. 
Euproctis chrysorrhcea, 126, 268. 
Eurydinota flavicorpus, 452. 
Euthrombidium trigonum, 262. 
Eutettix tenella, 308-312. 
Evetria buoliana, 123. 
Ewing, H. E., 256-264, 401-404. 
Felt, E. P., 93-99, 100, 102, 114, 380- 
384, 386. 
Fernald, H. T., 327. 
Field book of insects, 271. 
Field crickets, 433. 
Flatheaded borers, 334. 
Flint, W. P., 186-188, 415-419. 
Flour beetle, confused, 315, 358. 
rust red, 315. 
Fly suppresion, 339-341. 
Food, stored, pests, 313. 
Forbes, S. A., 40-41. 
Forbes, W. T. M., 481. 
Forficula auricularia, 338, 475. 
Foul brood, 351-353. 
American, 200-205. 
Fracker, S. B., 133-135. 
France, L. V., 265-267. 
Freeborn, S. B., 299-307. 
Fumigation experiments, 320-324. 
Galerucella cavicollis, 431. 
Gall midges, 380-384. 
Galleria mellonella, 444. 
Garman, Philip, 57. 
Gelechia gossypiella, 236-245. 
Gentner, L. G., 79-81. 
Gillette, C. P., 328-333. 
Goodwin, W. H., 105, 166. 
Gossard, H. A., 39, 105, 109. 
Gracillaria zachrysa, 123, 482. 
Graham, S. A. 70-75. 
Grain beetle, saw-toothed, 315. 
Grain insects, 313. 
Granary weevil, 315. 
Grasshoppers, alfalfa eaten by, F 185^ 
baits, 175-186. 
injuries, 480. 
Gryllotalpa gryllotalpa, 123. 
Gryllus assimilis, 480. 
integer, 433. 
Hadley, C. H., 157. 
Haplothrips statices, 423. 
Harlequin fruit-bug, 475. 
Hartzell, Albert, 386. 
