:i:i 



impictus, Gnathodus, xxi, 67. 

 impletella, Euzophera, xvii, 29. 

 implicita, Lachnosterna, xvii, 34, 36, 38, 



47, 51; xviii, 121, 140, 143; xxiv, 137, 



138, 139, 140, 141, 143, 144, 149, 151, 



152, 153, 154. 

 Imported Cabbage-worm, xiv, 6. See 

 also Cabbage-worm, European or 

 Imported. 



Garden Web-worm, xxi, 106, 107, 111- 

 112. 

 impressifrons, Clivina, xviii, 8; xxi, 136; 



xxiii, 228. 

 impressus, lulus, or Julus. xiii, 140; 



Misc. Ess., 123; xxiii, 223. 

 incertana. Tortrix, xiv, 20. 

 incivis, Peridroma, xxi, 146, 151. 

 inda, Euphoria, Misc. Ess., 101 ; xxiii, 



99, 231. 

 Indian Cetonia, Misc. Ess., 101. 



-meal Moth, Misc. Ess., 91. 



Millet infested by Larger Corn-Stalk- 

 borer, xxiii, 92. 

 indiginella. Mineola, xxii. 129. 



juglandis, Phycis, xv, 70. 



Myelois, xv, 65. 70. 



Phycis. xv. 65, 70. 

 Indigo, Wild, injured by Common Gray 



Blister-beetle, xxi, 139. 

 inepta, Lachnosterna, xvii. 47, 51 ; xviii, 



140, 144. 

 infaustus, Melanotus, xviii, 9, 42, 55. 

 infesta, Exorista, xiv, 65. 

 inimicus, Deltoceohalus, xxi, 66, 73, 74 

 xxiii, 121, 123. 



Jassus, xiv, 22. 67; Misc. Ess., 116 

 xv, 43 ; xxi, 74. 

 innumerabilis, Pulvinaria, xiii, 62, 98 



xiv, 3. 7. 103. 115: xv. 6; xxiv, 100. 

 inornata, Tiphia, xviii, 124, 125. 

 Insect and fungus pests of the nursery 



most important to the nursery trade, 



classification, description, and discus- 

 sion of, xxii, 99-138. See under Nur- 

 sery pests. 

 Insectarium, description of. xvii, XIV. 

 Insecticides, xx, 4. 21. See Remedies, 

 insectorum. Bacillus, xix, 23 ; xx, 57. 



Micrococcus, xvii, 75, 76. 

 Insects, method of determining food of, 

 xx. 21. 



on some common, injuriously affecting 

 foliage of young apple-trees in 

 nursery and orchard, xv, 45-85. 

 insidiosus, Triphleps, xiii, 105; Misc. 



Ess., 16; xv, 4; xxi, 86; xxiii, 202, 



233. 

 insperata, Lachnosterna, xvii, 47, 50; 



xviii, 139, 142. 



integrifolia. Cleome. xxi, 123. 

 integrifolium, Silphium, xvi, 75. 

 interjectus. Lasius, xviii, 53, 88, 89, 90. 

 interrogationis, Grapta, xix, 105. 

 interstitialis, Psylliodes, xxiii, 192. 



Sphenophorus, xvi, 60. 

 intertexta, Liburnia, xxi, 67. 

 inversa, Lachnosterna, xvii, 34, 35, 36, 

 37, 38, 39, 42. 43, 45, 46, 47, 49, 51, 81 ; 

 xviii, 54, 113, 115, 116, 117, 118, 119, 

 120, 139, 142; xxiv, 137. 138, 139, 140, 

 141, 143, 144, 145, 150, 151, 152, 153. 

 invitus, Capsus, xiv. 111. 



Lygus, xiv, 110-111. 

 io, Automeris, xxiii, 168. 



Hyperchiria, Misc. Ess., 62; xxiii, 

 168, 230. 

 Io Moth, Misc. Ess., 62. 

 Ips, Banded, xviii, 8, 21, 23-28. See 

 under Banded Ips. 

 fasciatus, Misc. Ess., 94; xviii, 8, 23. 



See also Ips 4-guttatus. 

 4-guttatus, xxiii, 181, 227, 228. 



devouring planted seed-corn, xxiii, 



11-12. 

 feeding on corn-stalks and trouble- 

 some in houses, xxiii, 182. 

 Iris versicolor, pollen and leaves of, as 

 food of Mononychus vulpeculus, 

 xvi, 77. 

 Ironweed infested by Aphis middleto- 

 nii, xxi, 161. 

 Striped Cricket abundant on, xxiii, 

 215. 

 Irrigation of fields infested bv Chinch- 

 bug, xv, 100. 

 irroratus, Allygus, xxi, 76. 

 Jassus, xiii, 182; xiv, 67. 

 Phlepsius, xxi, 66. 76; xxiii, 205. 

 Isabella, Isia, xxi, 71, 72. 



Pyrrharctia, xxi, 146, 156. 

 Isabella Moth, general description of, 



xxi, 158. 

 Isaria arnauldi, attempt to infect chinch- 

 bugs with, xx, 101. 

 cochyliera, attempt as above, xx, 101. 

 densa, attempt as above, xx, 101. 

 infesting European White-grubs, 



xviii, 127. 

 (See also under Botrytis tenella.) 

 destructor, attempt to infect chinch- 

 bugs with, xx, 101. 

 form of Sporotrichum globuliferum, 



xix, 60, 95. 

 leprosa, xix, 27, 60. 



infection experiments with, xviii, 



135, 136; xix, 65, 67, 78, 80, 83. 

 infesting White-grubs, xviii, 133. 

 nolitoris, attempt to infect chinch-bugs 

 with, xx, 101. 



