650 



INDEX. 



Orgyia antiqua (Vapourer Motli), 

 Apanteles bred from, in Chile, 

 466 ; on shade trees, etc., in Br. 

 Columbia, 28, 361 ; in Russia, 

 332 ; imported into U.S.A., 198 ; 

 spraying with arsenicals against, 

 in U.S.A., 266. 



Orgyia leucostigma (see Hemero- 

 co,mpa). 



Orgyia postica (Small Tussock Cater- 

 pillar), on tea in Ceylon, 479 ; on 

 Hevea hrasiliensis, 389. 



Orgyia prisca, on apples in Turke- 

 stan, 210, 211. 



Oria musculosa, on cereals, etc., in 

 Russia, 104, 330, 375; effect of 

 meteorological conditions on, in 

 Russia, 138. 



orichalcea, Phytometra. 



orientalis, Aspidiotus ; Coccophagiis. 



Oriole, destroying Ceratomia catal- 

 pae in U.S.A., 281. 



orithyia. Precis (Junonia). 



ormerodis, Aphelencus. 



ornata, Lebia. 



ornatrix, Utetheisa. 



ornatum, Eurydema. 



ornatus, Orthotor)iicus. 



ornithogalli, Prodenia. 



Ornix (see Parornix). 



Ortel System, for controlling lo- 

 custs, 298. 



Ortliezia, intercepted in California, 

 114, 475. 



Ortliezia cataphrada, in Britain, 417. 



Ortliezia insignis, in Barbados, 257 ; 

 on citrus in Brazil, 201 ; inter- 

 cepted on StrobilantJnis dyerianus 

 in California, 427 ; food-plants 

 of, in New Jersey, 204. 



Ortliezia praelonga, in Barbados, 

 257 ; on citrus in Brazil, 201. 



Ortliezia urticae, on hops in Astra- 

 chan, 327 ; in Britain, 417. 



Ortheziola vejdovshyi, in Britain, 

 417. 



Orthocantliacris (Acridium) aegyp- 

 tia, on cotton in Turkestan, 216. 



Orthocraspeda trima, on cacao in 

 Java, 87. 



ortliogonia, Porosagrotis. 



Orthotomicus lasiocarpi, sp. n., on 

 Abies lasiocarpa in Canada, 384. 



Orthotomicus ornatus, sp. n., on 

 Pinus spp. in N. America, 384. 



Ortliotylus marginalis, on apples in 

 Britain, 107; on apples in Nor- 

 way, 502. 



Orus ptmctaUis, predaceous on 

 Cliortophila brassicae in Canada, 

 349, 525. 



Oryctes augias, on coconuts in 

 Madagascar, 149. 



Oryctes boas, on coconuts in East 

 Africa, 149. 



Oryctes colonicus, on coconuts in 



Madagascar, 149. 

 Oryctes cristat%is, on coconuts in 



East Africa, 149. 

 Oryctes insular is, on coconuts in 



Madagascar, 149. 

 Oryctes monoceros, on coconuts in 



East Africa, 149. 

 Oryctes nasicomis, in orchards in 



Turkestan, 209. 

 Oryctes preussi, on coconuts in New 



Guinea, 149. 

 Oryctes pyrrlius, on coconuts in 



Madagascar, 149. 

 Oryctes ranavalo, on coconuts in 



Madagascar, 149. 

 Oryctes rhinoceros, on coconuts in 



Dutch East Indies, 237 ; legis- 

 lation against, in Fiji, 92 ; in 



Java, 89 ; species of palms 



attacked by, 149. 

 Oryctes sinnar, on coconuts in 



Madagascar, 149. 

 Oryctoderus latitarsis, on coconuts 



in New Guinea, 150. 

 oryzae, Athesapeuta ; Calanclra ; 



Cecidomyia ; Haplothrips {Phloeo- 



thrips) ; Pteromalus ; Tlirips. 

 Oscinella coxendix, on cereals in 



Canada, 530. 

 Oscinella dorsata, on cereals in 



Canada, 530. 

 Oscinella frit (Frit Fly), on cereals 



in Canada, 485 ; on cereals in 



Norway, 501 ; on cereals in 



Russia, 60, 104, 138, 163, 330, 



375. 

 Oscinella frit var. pusilla, on cereals 



in Russia and Turkestan, 210, 



460. 

 Oscinella variabilis, on cereals in 



Canada, 539. 

 Oscinella carbonaria, on cereals in 



Canada, 118. 

 Oscinis frit (see Oscinella). 

 Oscinis p^isilla (see Oscinella frit 



var. pusilla). 

 Osier (see Willow). 

 Osier Weevil (see Crypiorrhynchus 



lapathi). 

 osmastoni, Antliaxia. 

 Osmilia flavolineata, on rubber in 



British Guiana, 359. 

 ostreaeformis, Aspidiotus. 

 Othreis fullonica, on pomelo in 



India, 439 ; piercing citrus fruits 



in Rhodesia, 279. 

 Othreis divitiosa, piercing citrus 



fruits in Rhodesia, 279. 

 Othreis materna, piercing citrus 



fruits in Rhodesia, 278. 

 Otiorrhynchus, on vines in Russia, 



375, 376. 

 Otiorrhynchus aurosparsus, in or- 

 chards in Russia, 460. 



