472 



INDEX. 



Epidemics among insects, 45. 

 Epilachne borealis, 175. 



corrupta, 175. 

 Epipharynx, function of, 15, 43. 

 Epitrix, 219. 

 Eriocampa cerasi, 372. 

 Eristalis tenax,348, 350. 

 Erotylidae, 175. 

 Erythroneura vitis, 148. 

 Euchromia ipomaeae, 264. 

 Eucleidae, 271. 

 Eumenes, nests of, 404. 

 Euphoria inda, 204. 

 Euplexoptera, 79. 

 Eupogonius, 209. 

 Eurycreon rantalis, 311. 

 Eyes, compound, 22. 



of insects, 41. 



Fall army-worm, 297. 



plowing, effect of, 425, 



web- worm, 266, 

 Family, defined, 52. 



Farm practice to prevent insect attack, 

 423- 



Feather-wing moths, 318. 



Feeding habits, how determined, 14. 



Feelers are antennas, 19. 



Femur, defined, 26. 



Fenesica tarquinius, 246. 



Fertilizers as insecticides, 427. 



Fidia viticida, 211. 



Filicornia, defined, 165. 



Filiform antennae, 21. 



Fire-flies, described, 190 



Fish-moth, 53, 56. 



-oil soap, use and formula, 445. 

 Flat-head borers, 185. 

 Flax-seed stage of Hessian fly, 336. 

 Flea-beetles, 219. 

 Fleas, described, 328. 

 Flesh-flies, 356. 

 Flies, chapter on, 327. 

 Flower-beetles, 192. 



-flies, 347. 

 Fly, experiments with, 41. 

 Foraging ants, 399. 

 ForficuHdae, defined, 79. 

 Formicidae, 391. 



Fossores, 399. 

 Four-lined plant-bug, 156. 

 Fowls, affected by lice, 71. 

 Frog-hoppers, 146. 

 Fruit bark-beetle, 238. 

 Fulgoridae, defined, 146. 

 Fuller's rose-beetle, 228. 

 Fumigating apparatus, 465. 

 Funicle of antenna, 22. 

 Fungus diseases of insects, 418, 422. 

 gnats, 334. 



Galeruca xanthomelaena, 217. 

 Gall-flies, 376. 



-gnats, 336. 



-hce, described, 132, 

 Galls, ink from, 378. 

 Galleria melonella, 316. 

 Ganglia, described, 39. 

 Garden web-worm, 3x1. 

 Gas-tar as an insecticide, 452. 

 Gasoline as an insecticide, 444. 

 Gastrophilus equi, 351. 

 Geared machines, 460, 

 Gelechia cereallella, 326. 

 Geniculate antennae, 22. 

 Genus, defined, 52. 

 Geometridae, 307. 

 Geotrypes, 198. 

 Gills, of aquatic insects, 37, 

 Gizzard, described, 30. 

 Glow-worms, 190. 

 Gnats. 334, 340. 

 Goat-moths, 286. 

 Goldsmith beetle, 202. 

 Gouty gall on blackberry, 186, 

 Graduating nozzle, 459. 

 Grain-weevils, 237. 

 Grape, American Procris on, 264. 



chafers on, 202. 



8-spotted forester on, 263. 



flea-beetle, 219. 



leaf-hopper, 148, 



phylloxera, 128. 



plume-moth, 318. 



Pyrophila on, 299. 



-root-worm, 206, 212. 



-slug, 373. 

 Grapta comma, 244. 



