(iENEHAL INDEX. 



115 



OpiuB foveolatus, parasitic on leaf-miner, 111,59. 

 mellipes, parasitic on Lophoderus iucertaua, 

 111,59. 

 Orange aleyrodes, article on, V, 219-22G. 

 aphis, resin and soda against, I, 230. 

 butterfly, in Africa, 11,2. 

 Chioniispis, from Trinidad, m., IV, 214. 

 in Florida, IV, 274. 



Blastobasis a remedy again.st, IV, 290. 

 abundant in Louisiana, V, 282 ; VI, 2. 

 in Tonga, ref., VI, 57. 



{See also Chionaspis citri.) 

 dog, injuring orange in Florida, 11,2. 

 fruit fly, damage in Africa, II, 2. 



in Malta, corr., V, 264; VI, 341. 

 worm, letter on, ref., V, 272. 



= Ceratitis citriperda, V, 272. 

 mealy-wing, ref., A'l, 2. 



scale, round, resin and soda wash against, I, 230. 

 in Florida bulletin, ref.. Ill, 256. 

 in Syria, III, 417. 

 Orange-striped oak worm, in Jlicliigan, II, 42. 

 Orchard caterpillars, in England, m.. Ill, 363, 366; 

 V, 296. 



Paris green against, in England, IV, 36, 37. 

 Orchelimuni arboreum, not described, IV, 393. 

 fasciatum, on cotton, VII, 26. 

 glaberrimum, affecting corn. III, 160. 



on cotton, VII, 26. 

 gossypii, on cotton, VII, 26. 

 longicaudaWalshMS. = gossypiiScud.,VII,26. 

 ovipositing in pith of twigs, II, 224. 

 vulgare, affecting corn. III, 160. 

 embryology of, ref., V, 352. 

 Orchesia castauea, hosts of, II, 350; III, 57, 58; m., 



V, 249. 



Orchid isosoma, remedy against, I, 121. 



in American greenhouses, II, 2.50. 

 (Ircus australasiiP, importation of, IV, 164, 289. 

 in confinement, V, 42, 43. 

 attempted colonization of, V, 251. 

 increase of, ref., A'^I, 5. 

 in California, status of, VI, 27. 

 chalybeus, importation of, m., IV, 164, 2S9. 

 an enemy of red scale, V, 41. 

 description of early stages of, V, 42, 43. 

 \ increase of, ref., VI, 5. 



in California, status of, VI, 24-26, 27. 

 attempted colonization of, V, 251. 

 not devouring Pollinia costfe, m., VII, 50. 

 spp., imported to America, mm., V, 71. 

 Ordgarius cornigerus, protective mimicry of, VI, 38, 



39. 

 Oregon wash, e.xperiments against San Jose scale, 



VII, 294, 373. 

 Orgyia antiqua, etc. (See Notolophus.) 

 Oriental cockroach, account of, II, 267. 

 (See also Periplaneta orieutalis.) 

 insects, catalogues of, I, 328. 

 Ormenis pruinosa, on "California hedge plant," IV, 

 142. 

 white, on cotton, VII, 322. 

 Ornithodorus americanus, in Florida gopher holes, 



VI, 306. 



Ornithoptera croesus, first captured by Wallace, II, 



14. 

 Ornix geminatella, parasitized by Apanteles oruige- 



ris, III, 16. 



Ornix geminatella, on apple in Illinois, note,VI, 375. 

 Ortalid, injuring growing cereals, art., VII, 352-354. 

 Orthesiaon Coleus, III, 124. 



insignis, as a garden jiest, art., V, 89. 

 food plants of, V, 121, 160, 247. 

 in Trinidad, VI, 196. 

 ocoidentalis n. sp., in ants' nest, IV, 158. 

 praelongata, found in Jamaica, IV, 334. 

 Ortholophus variabilis n. gen., position of, I, 195. 

 Orthoneura, larval liabits of, I, 5. 

 Orthopelma americanum, bred from Ehodites galls, 

 III, 154. 

 bedellia>, iiarasitic on Bedellia somnulentella, 



III, 154. 

 californicum, bred from rase gall. III, 154. 

 diastrophi, bred from galls of Rhodites radicum, 



V, 343. 

 luteolator, in galls of Diastrophus turgidus and 



Rhodites roSi«, V, 343. 

 minutum, bred from Rhodites erythrogaster 



gall, III, 154. 

 ocoidentalis, bred from Rhodites galls, II, 281. 



bred from Rhodites similis gall. III, 154. 

 rosa^cola, bred from Rhodites ignota gall. III, 

 154. 

 Orthoptera, eggs ribbed, II, 15. 

 injuring vine. III, 33. 

 self-mutilStion in, IV, 349. 

 crops of, ref., V, 217. 

 mouth-parts of, ref., V, 217. 

 affecting grasses, treatment of, VI, 75. 

 of Galapagos Islands, rev., VI, 280. 

 Orthorrhinus cylindrirostris, in Australia, III, 434. 

 Ortyx californica, in Chile, I, 153. 

 Orya barbarica, luminous, III, 173. 

 Osage orange pyralid, art., V, 15J-158. 

 Osciuid, reared from Muhleiibcrgia, V, 132. 

 OscinidiB, Lestophonus doubtfully placed in, I, 21, 



328. 

 Oscinis sp., paper on, ref., IV, 263. 



parasitized by Rhyssalus oscinidis, II, 351. 

 parasitized by Aphereta o.scinidis, III, 59. 

 injuring tea plant, II, 330. 

 variabilis, infesting grains. III, 82, 247. 

 (?), in Kentucky bulletin. III, 311. 

 in Fletcher's report. III, 359. 

 in Minnesota, rev., V, 216. 

 Osmia leucomelaina, Stelis minuta parasitic on, V, 



208. 

 Ostoma pusillum, at World's Fair, VI, 219, 223. 

 Otacustes atriceps n. .sp., descr., VII, 244. 



chrysopa; d. sp., descr., VII, 243. 

 Otidocephalus, synopsis of, ref., V, 279. 

 Otiorhynchid, accidental occurrence of, VI, 221. 

 OtiorhynchidiV, food habits of. III, 37. 

 Otiorhynchus cribricollis, injuring the olive, II, 336. 

 ovatus, food habits of. III, 37; V, 46, 47. 

 on muskmelon, V, 99. 

 in grass sod, VI, 186. 

 sulcatus, food habits of. III, 37. 

 hothouse pest, IV, 222. 

 in Canada, ref., VI, 284. 

 Ovate chalcis, on cotton, VII, 245. 

 "Overflow bug" or "Grease bug," in California, 



V, 342. 

 Ovipositor of Hymenoptera, remarks on. III, 432. 

 Owl, horned, Olfersia sp. on, IV, 398. 

 Ox bot-fly, Texas heel-fly allied to, I, 319. 



