642 



INDEX. 



Indigofera avvecta, pests of, in 



Ceylon, 520, 521. 

 Indo-China, rice and maize pests 

 in, 402 ; Xylotnipes spp. on 

 coconuts in, 275. 

 indoeiisalis, Sparganoth is . 

 inerme, Elaphidion. 

 inermis, Eriococcus ; Stictocephala. 

 inferens, Sesaniia. 

 infernus, Gambrus. 

 infidus, Encyrtus. 

 inflatus, Corynibites. 

 wfusa, Euxoa {Agrotis). 

 Inglisia elytropappi, sp. n., on 

 Elytropappus rhinocerotis in South 

 Africa, 447. 

 Inglisia geranii, sp. n., on geranium 



in South Africa, 447. 

 Inglisia zizyphi, sp. n., on Zizyphus 



in South Africa, 447. 

 Ink, insect-galls used in manufac- 

 ture of, 2. 

 innocuus, Perperus. 

 inquieta, Catephia (see Scotogramma 



trifolii) . 

 inquilina, Pseiidophilippia. 

 inquilinuni, Lecanium. 

 inquilinus, Pseudococcus. 

 inquinata, Cassida. 

 inquisitor, Pimpla ; Rhagium. 

 Insect Galls, commercial uses of, 2. 

 Insect Migrations, influence of, on 



plant pests and diseases, 19. 

 Insect Powder, spraying with, 

 against Cydia molesta, 24, 321 ; 

 spraying with, against Aleurodes 

 taonabae and Zygina apicalis, 

 397, 398 ; against sawflies, 144 ; 

 against Scotogramma trifolii, 194 ; 

 and kerosene emulsion, 24, 194, 

 397, 398 ; adulteration of, with 

 powdered daisy flowers, 13 ; (see 

 Pyrethrum) . 

 Insecticides, legislation regarding, 

 in U.S.A., 343 ; for orchard use, 

 investigations on, in Oregon, 372 ; 

 notice of analyses of, 429 ; list 

 of, 444 ; (see Bordeaux Mixture, 

 Lead Arsenate, Paris Green, etc.). 

 Insecto, and nicotine sulphate, 



effect of, on flea-beetles, 75. 

 Insects, transmitting plant and 

 animal diseases, 396, 413 ; 

 apparatus for examining bio- 

 logical phenomena in, 271 ; ex- 

 periments on chemotropism in, 

 327 ; notice of suggestions for 

 representing life-histories of, by 

 means of symbols, 269. 

 Insects (Dried), utilisation of, for 

 poultry food in Mexico, 429 ; 

 insects infesting, 122, 223. 



insidiosus, Triphleps. 



insignis, Eriococcus ; Orthczia. 



ins iticiana, Ecdytolopha. 



insolitus, Phenacoccus. 



instabilis, Protostrophits. 



instigator, Pimpla. 



insuetus, Liodoniomerus . 



insiilana, Earias. 



insular is, Atta ; Perperus; Scepii- 



cus ; Trionymi'is. 

 integer, Spirostreptus. 

 integerrima, Datana. 

 integriceps, Eurygastcr. 

 intennedium , Opatrum. 

 inter punctella, Plodia. 

 intervuptus, Eudactylus. 

 intricata, Oxya. 



intricatus, Scolytiis {Eccoptogaster). 

 intrudens, Coptoterynes. 

 intrusa, Ampera. 

 inversa, Drosopliila. 

 io, Achrysopopliagus ; Vanessa. 

 Iowa, pests from, intercepted in 



California, 13, 114. 

 Ipobracon oeceticola, sp. n., parasite 

 of Oeceticus plate nsis in Argentina, 

 298, 299. 

 ipomaea, Eriophyes. 

 Ipomoea batatas (see Sweet Potato). 

 Ips acuminatus (Large-toothed Pine 

 Beetle), in forests in Austria, 

 471 ; in forests in Britain, 378, 

 379. 

 Ips amitinus, in forests in Central 



Europe, 161, 325, 420. 

 Ips chalcographiis (see Pityogenes). 

 Ips curvidens, accompanying Cry- 

 phaliis piceae in fir in Bavaria, 332. 

 Ips duplicatus, in forests in Lithu- 

 ania, 420. 

 Ips fallax, sp. n., in Siberia, 175. 

 Ips laricis (Large-toothed Pine 

 Beetle), in forests in Britain, 379 ; 

 in forests in Lithuania, 420. 

 Ips longicollis, in forests in Lithu- 

 ania, 420. 

 Ips sexdentatus, natural enemies of, 

 in France, 489 ; in forests in 

 Lithuania, 420 ; in Siberia, 175. 

 Ips subelongatus , in Siberia, 175. 

 Ips suturalis, in forests in Lithuania, 



420. 

 Ips typographiis, in forests in Central 



Europe, 161, 325, 420. 

 irava, Hidari. 

 iridescens, Levuana. 

 Iridomyrniex humilis (Argentine 

 Ant), predaceous on Cydia 

 pomonella in South Africa, 284 ; 

 measures against spread of, in 

 France, 326, 461, 489; pre- 

 cautions against introduction of,. 



