Index. 



365 



QEnectra Pilleriana, 56. 

 CEstridiC, 291). 

 (Estrus equi, 209. 



nasiilis, 299. 

 Ogdensburg Board of Trade, 133. 

 Ogdeiisburg Daily Journal, 127. 

 Ohio Cultivator, 297. 

 Oil preventive, 190. 

 Oils as insecticides, 25. 

 ole;u, Lecanium, 332. 

 Olivier cited, 232, 247. 

 Oncideres cingulatus, 331. 

 One-striped tree-hopper, 284. 

 . Onion-fly, 172-181. 



American compared with Europe.iii, 179. 



ashes as preventive, 177. 



bibliograi)hy, 172. 



charcoal preventive, 177. 



deep cultivation for preventive, 178. 



described as a new species, 180. 



egg described, 173. 



eggs eaten by Chrysopa, 177. 



European injuries, 172. 



European parasite, 176. 



figure of, 175. 



gas-lime preventive, 177- 



generic change of, 180. 



hot-water remedy, 179. 



insect enemies, 176. 



introduced from Europe, 8, 172. 



larva described, 174. 



local in its attacks, 176. 



manures for preventives, 178. 



Meade, R. H., studies of, ISO. 



natural histor^^ of, 173. 



paraffine-oil remedy, 46, 179. 



pig-sty liquid preventive, 177. 



progress of attack, 175. 



puparium described, 174. 



pupation of, 174. 



referred to, 191, 200, 322. 



soot for preventive, 178. 



wing, neuration of, 169. 

 onopordinis, Tephritis, 49. 

 On some Species of Lepidoptera, 333. 

 Ontario County Times, cited, 116, 117. 

 opercularis, Lagoa, 328. 



Ophion fiom the violet Nephelodes, 103, 109. 

 opimus, l^hytonomus, 247, 251. 

 Opposition to use of Paris green, 31. 

 Orchard Hill peach-orchard, 11. 

 Orchard moth, 300. 

 Orchestris vittata, 195. 

 Orders of insects, Greek derivation of, 78, 



79. 

 Orgyia antiqua, difference in molts of, 98. 



"leucostigma, 33, 61, 64, 72, 98, 328. 

 orgyiie, Trichogranima?, 303. 

 onentalis, Stylopvga, 62. 

 Ormerod, [EleanoV A.], cited, 47, 48,172,177, 

 180, 192, 244. 



Manual of Injurious Insects, by,20,52,65, 

 184, 191, 239. 



on harlequin cabbage-bug, 270. 



on soluble phenyle, 48. 



Reports of Injurious Insects by, 43, 49, 

 59, 172, 239. 



writings of, 20. 

 ornata, Strachia, 270. 

 Ornithomyia avicularia, 299. 

 Ornix acerifoliella, 308. 



prunivorella, 330. 

 Orthodes infirma, 340. 



Orthoijtera, insects typical of the Order, 79. 



or tlie apple-tree, 332. 



organs of smell in, 69. 

 Orthosia helva, 340. 



instabilis, 328. 

 Osage-orange insect, 301. 

 Osborne, J. A., cited, 237, 248. 

 Osborne, Prof. H., cited, 99, 331, 332. 



on sensorial organs in Pemphigus etc., 

 69. 



on the violet Nephelodes, 105 

 Oscinidse, 221, 223, 225. 

 Oscinis, 223, 224. 



coxendix, 225. 



crassifemoris, 225-6. 



frit, 225. 



glabra, 225. 



granarius, 225. 



pumilionis, 225. 



tiBniopus, 225. 



tibialis, 225. 



vastator, 224. 

 Osmoderma eremicola, 330. 



scabra, 330. 

 Osten Sacken, [Baron C. R.], on Diptera, 



169, 170, 173, 179, 181, 184, 194, 200, 201, 

 202, 211, 216, 217, 221, 223. 



Osten Sacken' s Catalogue of Diptera, cited, 



170, 173, 179, 181, 184, 194, 200, 201, 202, 

 211, 212, 215, 221, 223. 



ostreajformis, Diaspis, 331. 

 Otiocerus Coquebertii, 298. 

 Our Common Insects (Packard), 18. 

 ovata, Chalcis, 86. 

 ovinus, Melophagus, 62, 99. 

 ovis, Cephalemyia, 299. 

 Owlet-moths, 113. 

 Oxytelus rugosus, 189. 

 sculpturatus, 189. 

 Oyster-shell bark-louse, imported, 8. 



P. 



Pacbyrhynchus Schonherri, 300. 

 Packard, Dr., [A. S.], cited, 3, 8, 81, 87, 110, 

 135, 157, 162, 172, 191, 195, 198,211,215, 

 239, 253, 258, 264, 291, 830. 

 Guide to the Study of Insects, by, 12,18, 

 81, 110, 157, 172, 194, 211, 219, 227, 

 233, 239, 243, 271, 331. 

 Injurious Insects New and Little Known, 



by, 253, 257. 

 list of entomological publications of, 20. 

 on root-lly, 193. 

 writings of, 17. 

 Packardi? Grapholitha, 57. 

 pallens, Jjeucania, 340. 



fialliatus, Desmocerus, 297. 

 »almer-worm, 300, 329. 

 Palpi of insects, as organs of smell, 69. 

 Paper bags to protect woolens, 64. 

 Paper bands, for apple-worms, 63. 

 Paper cylinders to protect cabbage plants, 



etc., 64. 

 Papilio cited, 81, 87, 328(5), 329, 333. 



Turnus, 327. 

 Paraffine naphtha, 46. 



Paratfine oil, a popular insecticide in Eng- 

 land, 46, 47. 

 degree to which it may be diluted, 46. 

 destroys onion-fly and carrot-fly, 46. 

 diluted for insecticidal uses, 46. 

 for oniou-fly, 179. 



