General Index. 



Illinois Industrial University, Entomology 



in, 171. 

 Illustrations of Lepidoptera Heterocera 



(Walsingham), cited, 153. 

 Immense fruit production, 184. 

 imperialis, Eacles, 20. 



Implements for application of insecti- 

 cides, 168. 

 Importance of economic entomology, 9. 

 Imported elm-leaf beetle, 15. 

 Inchbald, Peter, galls from, 27, 205, 206. 

 Indiana Horticultural Society, mention, 



177. 

 Injurious Insects of Massachusetts, men- 

 tion of a paper on, 178. 

 Injurious insects of the United States, 



188. 

 inquinata, Mantis, 162. 

 Insecticides, 190. 



Insect pests, number of, in United States, 

 188. 

 ravages, how to be met, 189. 

 Insects Affecting the Corn crop (Webster), 

 mention of, 178. 

 as objects of study,l92. 

 change of food-plants, 186. 

 delayed development of, 194. 

 described species of, in United States, 



9, 165, 181. 

 food-habits of, 186. 

 increased ravages of, 186. 

 infesting arbor vitse, 20. 

 firs, 20. 

 junipers, 20. 

 pines, 20. 

 Injurious to Forest and Shade Trees 



(Packard), cited, 19, 20, 192. 

 Injurious to the Apple (Koons), men- 

 tion of, 178. 

 introduced from abroad, 186^ 

 manner of feeding, 190. 

 number of, known, 188. 

 of Betula in North America (A. K. Dim- 

 mock), notice of, 178. 

 of the Hemlock, 19-26. 

 of the National Museum, 182. 

 interpunctella, Ephestia, 206. 

 Introduction to the Classification of In- 

 sects (Westwood), cited, 73, 78, 124, 160, 

 162. 

 lo, Hyperchiria, 206. 

 Iowa Agricultural College, entomology in, 



171. 

 Irus, Thecla, 137. 

 Isosoma captivum, 33, 34, 35. 

 elymi, 32. 

 grande, 32. 

 hordei (see joint-worm fly), 11, 27-35, 



205. 

 nigrum, 28. 

 tritici, 28, 30, 32. 

 vitis, 33. 

 lulus coeruleocinctus, 208. 



J. 



Jack, John J., cited, 179. 



Jackson, R. I., cited, 179. 



J-album, Grapta, 137. 



Jenyns, Bev. L., on Chlorops flies, 72. 



Johnson, C. Fred, insects from, 142. 



.Johnstone, John B., insects from, 208. 



Joint-worm fly, 11, 27-35, 205. 



allied species, 32. 



associate in attacks, 34. 



bibliography, 27-8. 



figure of, 28. 



fly seldom seen, 31. 



history, 29. 



how discoverable, 30. 



infests wheat straw, 28. 



injuries to crops, 29. 



larva described, 28. 



parasites of, 33. 



parasitism, supposed, 32. 



recent attacks, 30. 



remedies for, 33. 

 Jones, A. W., on Ooleoptera, 175. 

 Journal of the Academy of Natural Sci- 

 ence of Philadelphia cited, 88, 93, 96, 128, 

 156, 1?>1. 

 Juglandis, Aspidiotus, 114. 



Corythuca, 108. 

 .Tulidce, 132. 



Jumping seeds (see Carpocapsa saltitans), 

 151-154. 



K. 



Kaltenbach's Pflanzenfeinde Klasse Insek- 

 ten cited, 73, 77, 79. 



Kansas State Agricultural College, ento- 

 mology in, 171. 



Katydids, 126. 



Kellicott [D. W.], cited, 114, 173. 



Kerosene emulsion, 118, 168, 191, 195, 198, 199. 



Kerosene emulsion, how to make, 191. 



Kerosene for insect attack, 68, 92, 190, 191, 

 198(2), 200. 



Iviesenwetter cited, 72. 



King, Mrs., on the bag-worm, 204. 



Kirby's Fauna Boreali Americana cited, 

 143. 



Knaus, Warren, on Coleoptera, 175. 



Koebele, Albert, on Locusts, mention, 177. 



Koons, Prof. B. F., Insects Injurious to the 

 Apple, mention of, 178. 



Kraepelin on sense of smell in insects, 180. 



Krauss cited, 72. 



Laboulbene cited, 72. 

 Lachnosterna fusca, 203, 204. 

 Lachnosterna sp., 207. 

 Lachnus laricifex, 195. 

 Lady-birds, 188, 194, 196. 

 Lady-bug attack on scale insects, 200. 

 Lady-bugs, 80, 85. 

 Iseta, Chlorops, 72. 



