PLANT INDEX. 



35 



0. 



Oak Acronycta lobelia; and parasite ou, II, 351. 

 Acroiiliylla tesselata defoliatiug, V, CA. 

 Agrilus bilineatus on, I, 343; VII, 145. 

 Alaus ociilatus on, IV, C5. 

 Allorhina nitida on, IV, 75. 

 Anisota senatoria iiijuring, in Michigan, II, 42. 

 Anisota stigma on, II, 2!i5. 

 Anomalon flavicorue and host on. III, 155. 

 Aiitha.xiaquercafaprobalilvfeediugon, VII, 385. 

 Balaninus on, IV, 93, 130; VI, 318. 

 Bathystoraa n. sp. and host on, II, 350. 

 Bracou bucculatricis and liost on, II, 349. 



erythrogaster reared from, V, 248. 



gelechia; and host on, II, 349. 



pectinator bred from cocoons on, IV, 257. 



notaticeps and host on, II, 349. 



simplex and host on, II, 348. 

 Cactecia fervidana and parasite ou. III, 57,59. 

 Ca?nophanps dinoderi and Dinoderns punctatus 



bred from, V, 248. 

 Callipterus discolor on, V, 23G. 

 caterpillars affecting. III, 25G. 

 Cecidoniyia symmetrica and]iarasite on, IV, 126. 

 Coleoptera on, in California, V, 33, 34, 35 ; VI, 



i;oG. 



Corthylus columbianus on, VI, 281. 

 Dendrotetti.x feeding on, V, 26G. 

 Diuoderus punctatus bred from, V, 248. 

 Edema albifrons injuring, IV, 139; V, 13G. 

 Elaphidion villosum on, V, 50. 

 EUopia somniaria on. III, 359. 

 Ephialtes irritator reared from, V, 248. 

 Eubadizon pleuralis and host on, III, 58. 

 furniture, borers damaging. III, 4G7. 

 Goes tigrinus on, I, 343. 

 Hemiteles bucculatricis and host ou. III, 153. 



selniie and host on. III, 153. 

 (Quercus agrifolia), Hemiteles variegatus and 



host on. III, 152. 

 Ichneumon leucopsis and ho.st on. III, 152. 

 insects affecting, II, 390. 



pin, insects scarcely attack acorns of, VI, 319. 

 Lachuostei'na prunina on, in Michigan, II, 43. 

 Limneria rufipes and host on. Ill, 158. 

 Lithocolletis mining leaves of. It, 23, 77. 

 Lithocolletis rileyella = tenuistrigata miuing 



leaves of, II, 25. 

 Lyctus striatus on, IV, 65. 

 Lymexylou sericeum in, II, 123. 

 Hacrolepidopterous larva' taken on, II, 197. 

 Meteoriis brevicaudus and host on, III, 57. 

 Membracidai on, V, 92, 93. 

 Ocneria dispar on, II, 86, 209. 

 fficanthus destroying Tingis and Phylloxera on, 



II, 131. 

 Oncophanes melleus and host on, II, 351. 

 Oiihiderma on, V, 93. 

 Palthis and Zanclognathas on dead leaves, IV, 



111. 

 Phylloeciis femoratusin, VI, 298. 

 Phylloxera on, destroyi'd by (Kcautlms, II, 131. 

 Phyniatodcs spp. on, IV, G5. 

 Prionus laticollis (') in, II, 31G 

 Rhizococcus (luercus on, VII, 53. 

 Kbyssalus gallicola and hosts on, II, 351. 



Oak, (white), Spathius simillimus and hu.st on, IV, 

 258. 



rose-chafer en, II, 299. 



tent caterpillars on, IV, 1.39. 



Thanaos juvenalis and parasite on. III, 15. 



Trichasis rufipes and hosts on, IV, 125. 

 Oats, Aphis granaria injuring, in Ohio, I, 319. 



army vorm injuring, I, 375, 376; IT, 42. 



Atymna viridis on, V, 92. 



Cha;topsisa'nea attacking, VII, 352. 



Cicadula 4-Iineata on, IV, 197. 



Diabrotica 12-punctata on, l\ , 107. 



gras.shoppers damaging, V, 58. 



leaf-hopper damage to, VI, 267. 



Macrops porcellus on, V, 1, 2. 



Meromyzasp. infesting, III, 82. 



Oscinis sp. Infesting, III, 82. 



root disease of, III, 2G4. 



Siphonophora avense destroying crops. III, 57. 



Stictocephala inermis on, V, 92. 

 (Euothera biennis, Graptodera exapta on. III, 26. 

 Lepiduptera bredfiom. III, 275. 

 Tyloderma foveolatuni breeding in, II, 111. 



sp. (?), Il.-Uticafoliacea ou, V, 39. 



speciosa, insects captured by, IV, 291. 



Wilsonia brevivittella bred from jiods, II, 382. 

 Okra, Proeonia undata feeding on. III, 338. 

 Olea hispanica, Aspidiotus personatus on, V, 160. 

 Oleander, Aspidiotus articulatus on, IV, 381; V, 160. 



black scale on, II, 379. 



Coccida; on, V, 160; VI, 51. 



Syntomeida epilais feeding on, II, 360. 

 Olearia furfuracea, galls on, in New Zealand, II, 194., 

 Olive, Aspidiotus articulatus infesting, IV, 381 ; V 

 121. 



ficus aud personatus ou, V, 121. 

 lauri on, in Chile, 1, 154. 



Erastria scitula beneficial to, VI, 6. 



insects injuring, II, 33G. 

 Olneya tosota, Bruchus pruininus on, V, 165. 



Bruchns pruininus feeding on, \, 166. 

 Onion, army worm not attacking, I, 376. 



Limothrips tritici injuring, VII, 206. 



maggots on, IV, 44; V,124; VI, 190. 



Phorbia fusciceps on, VII, 429. 



Thrips attacking. Ill, 301 ; V,127 ; VI, 191. 



Thrips tabaci on, VII, 393,394,395. 



wireworms damaging, remedy against. III, 166. 

 Opuntia bernardina, Coenopoeus palmeri in stems, II, 

 162. 



Cactophagus validus under dead leaves, 1, 199. 



Chelinidea vittigera feeding on, V, 345. 



engelmanni, Argiope argentata ou, VI,2G8. 

 Copestylum marginatum in, 111,319. 



insect injury to, V, 345. 



Melitara prodenialis on, VI, 282. 

 Orange, Aleyrodes citri ou, V, 219. 



Anguillula injuring, 1, 360. 



ants injuring trees of, IV, 203. 



Aphis gossypii attacking, VII, 314. 



Aspidiotus articulatus attacking, IV, 381. 



Aspidiotus (Aonidia) aurantii destroying, in 

 Syria, 111,417. 



Aspongopns n. sp. injuring, II, 336. 



Blastobasis sp. beuefici il to, IV, 290. 



Bracou xanthonotus and host on, II, 349. 



Ceratitis capitata on, VI, 341. 



