108 



Nectarophora avenae, xxiii, 2 

 sis, xxi. 83. 

 pisi. \\i. 83. 



Nectarophorini, xxi. 82. 

 Needle grass, xxiii, 159. 

 Negri bug, or Flea, Little, or Common 

 xiii, 62, 106-1 11 : xvi, 51 : 

 xxi, 99- LOO; xxiii, 115-116, 233. 

 lug's, xxi, 99-100. 

 negundinis, Chaitophorus, xxiii. 210. 

 Negundo aceroides, Cymatophora crepus- 



cularia collected from. xiv. 72. 

 Nelson, Elijah, xvi, . ; 'i 

 Nematocampa filamentaria, xiii. 61, 79-80. 

 Nematoid worms parasitizing adult 

 Southern Corn Root-worm, xviii. 152. 

 Nematus aureopectus, xiv, 116. 

 brvktatus, xiv. 116. 

 robinise, xiv. 116. 



description of. xiv. 116. 

 ventralis, xiv. 117. 

 Nemobius, xxiii. 213. 



fasciaitus, xxiii. 13, 214-215. 

 nemorale. Xiphidium, xxi. 131 ( Errata V 

 nenuphar. Conotrachelus. Misc. Ess., 21. 



26: xvi. 76: xvii. 21. 

 Nephelodes minians, xxiii. 17. 29-31. 



violans. ]\lisc. Ess., 75: xvi. 85. 

 Xephopteryx semifuneralis. xvii, 29. 

 nervosa, Euthrips, xxiii. 136. 

 Nettles, Nectarophora pisi on. xxi. 83. 

 Neuroptera. xiii. 60: xxiii. 14. 

 New Jersey Tea a-- food plant of Colas- 

 pis brunnea, xxii. 148. 

 of Flea, or Little, Xegro- 

 bug, xiii. 110: xxiii. 116. 

 of Lachuosterna rubiginosa, 

 xviii, 115. 

 niger alienus. Lasius, xviii. 53. 62. 66, 

 71. 82. 88. 90, 107: xxi. 161: xxiv. 

 14. 19, 21. 22. 24. 25. J 

 Ccelinius, xiii. 24. 



Lasius. xviii. 53, 62. 66, 93. 99, 100, 

 1H7: xxiii. 126, 159. 

 Nightshade a- t 1 plant of Pale-strip- 

 ed Flea-beetle, xxi, 121 : xxiii, 108. 

 Black, Epitrix brevis on. xxi. 118. 

 nigra, Brassica, xviii. 61. 



Microphthalma, xvii. 44, 52: xviii, 125. 

 nigricornis, CEcanthus, xxiii. 215. 217, 



218, 221. 

 nigrifrons. Cicadula, xiv, 22. r>7, 69; 

 Misc. Ess.. 117. 

 Deltocephalus. xxiii. 121. 122. 123 

 -.-iatum. Lecanium, xxii. 118. 

 nigrum, Solanum, xxi. 118: xxiii, 190. 

 nitela. Gortyna. xiii. 61. 114: Misc. Ess., 

 76 : xxiii. 44. 

 Hydroecia, xxiii. 44. 

 Papaipema, xxiii. 7. 10. 11. 17, 44. 



nitens. Prenolepis, xxiii. 158. 



nitida. Allorhina, xiii. 62, 143. 149: 



xviii. 54, 144: xxiii. 101 : xxiv. 137. 

 Nitidulidae, xxiii. 180, 181. 

 infesting Corn, xxiii. 11. 

 Nitrous aeid gas for white ants. xix. 



199. 

 niveus, CEcanthus, xxiii. 217. 

 nobilis, Macropsis, xiv, 22: Misc. Ess.. 



117; xxi. 69. 

 Noctua, xxi, 100. 

 clandestina. xxiii. 17. 31-32. 

 c-nigrum. xxi, 102. 103. 105: xxiii. 

 17, 25-26. See also Cutworm, Spot- 

 ted, 

 plecta. xxi. 102. 104-105. 

 Nodonota tristis infested with Sporo- 



trichum globuliferum, xix. 81. 

 Xola sorghiella, xxiii. 169. 

 nolitoris, Isaria. xx. 101. 

 Northern Corn Root-worm, xviii. 3. 55. 

 146. 148. 154-165: xxi. 127; 

 xxiii, 4. 228. 

 dates of collection of adult, xviii, 



160. 

 description of, xviii. 162-165: xx:. 



115. 

 discussion of. cited, xxiii. 69. 

 distinguishing characters of. xviii. 



155. 163. 

 distribution of, xviii. 157. 

 food of adult, xviii. 156, 157-158. 



160: xxiii. 188-189. 

 habits of, xviii, 159. 

 injuries bv, xviii. 154-158: xxi, 

 127. 

 indications of, xviii, 154. 155 

 period of. xviii, 156. 

 when and where most notice- 

 able, xviii, 156. 

 life historv of, xviii. 158-159; 



xxi. 127. 

 natural enemies of. xviii. 161. 

 preventive and remedial measures 

 against, xviii. 162. 

 notatus. Stenosphenus. Misc. Ess., 130. 

 Xotolophus leucostigma, xxii. 136. See 



Tussock-moth, 

 nova. Lachuosterna, xvii. 47. 50: xviii. 



141 143. 

 noveboracensi-. Ithycerus. xv. 5. 

 novella. Agallia, xxi. 65. 69. 

 novellus, Macropsis. xxi. 69. 

 9-notata, Coccinella. xiv. 24. 33: xix. 



141; xxiii. 179. 231. 

 Xovius koebelei as enemy of Icerya 



purchasi. xx, 22. 

 nubilum. Boopedon, xxiii, 212. __ 

 Nursery and orchard trees infested by 

 Bagworm, xxii. 102. 



