INDEX. 



677 



Insect Metabolism, influence of 

 atmospheric hvimidity on, 205. 



Insecticides, analyses of, 181 ; ex- 

 periments with vegetable, 24 26 ; 

 government assistance for the 

 l)urchase of, in Russia, 195 ; 

 legislation respecting purity of, in 

 U..>^.A., 220, 384, 480 ; (see Bor- 

 deaux -Mixture, Lead Arsenate, 

 etc., etc.). 



inserrata, Dichoineris (Trichotaphe). 



ins id iosa, Pentilia . 



irisidiosus, Priomerus ; TriphUps. 



insignicola, Physokermes. 



insignis, Orthezia. 



insiticiana, Ecdytulopha. 



insititiae, Aplds (see A. eardui). 



instahilis, Taeniocampa (see T. in- 

 certa). 



insueius, L iodontoinenis. 



insiilana , Ear ins. 



insularis, EidhripH ; Phyialus ; Tri- 

 onymus. 



integer ri )tia, Datiina . 



integriceps, Eurygasler. 



interjectus, XyJehonia. 



intermedins, Eurytrdchelus ; Sticto- 

 coccus. 



interpunctella, Plodia. 



interruptocostatus, Ehabdbcnemis (see 

 M. obscurus). 



iiit ricat as, Carabus. 



inversa, Lachnosterna. 



investigator, Pimpla. 



inuitus, Lygihs. 



io, Aphycoideus ; Vanessa. 



Iowa, Eiupria fragaria. on straw- 

 berries in, 142 ; food-plants of 

 JIayetiola destructor in, 142 ; 

 pests of maize in, 142 ; Hypera 

 punctata in, 220 ; Hemerocampa 

 leucostigina in, 536. 



ipomeae, Schizura. 



Ipomoea batatas (see Sweet Potato). 



Ips acuminatus, bionomics of, in 

 pines in Russia, 513. 



Ips duplicaius, bionomics of, in 

 spruces in Russia, 513. 



Ips fasciatus, on maize in Canada, 

 547. 



Ips (Tomiciis) laricis, in pines in 

 Britain, 538 ; infesting conifers 

 in Russia and Siberia, 513, 514. 



Ips pini, parasitised by Poptrocerns 

 rectus in Xew York, 11. 



Ips (Neotoniicus) proximus, in 

 conifers in Russia, 513. 



Ijjs ribbentropi, in deodar in India, 



439. 

 Ips sexdentatus, in conifers in Russia 

 and Sibeiia, 513, 514. 



Ips subelongatus, in conifers in 

 Siberia, 514. 



Ijys {Neotomicus) suturalis, in coni- 

 fers in Russia and Siberia, 513, 514. 



(C462) 



Ips typographus, in conifers in 



Russia and Siberia, 513, 514. 

 irava, Hidari. 

 iridescens, Levuana. 

 Iridomyrmex humilis (Argentine 

 Ant), banding ineffective against, 

 in orchards in S. Africa, 256 ; 

 intercepted in Hawaii, 72, 363 ; 

 supplanting other ants in S. 

 America and Madeira, 400 ; 

 bionomics and control of, in 

 U.S.A., 14, 97, 179, 247, 266, 

 388, 422; distribution of, 97. 



Iris, Apliids on, in U.S.A., 141, 204. 



Iron Sulphate, against orchard 

 pests, 138, 249, 357 ; painting 

 with, against scale-insects, 437 ; 

 formula for, and lime, 357. 



Isabella, Isia. 



isabellina, AjyJiis. 



Isaria, infesting Agriotes obscurus 

 in Britain, 172. 



Isaria farinosa, infesting Glysia 

 ambiguella in France, 341. 



Isaria psychidis, infesting bagworms 

 in S. Africa, 379. 



Ischnaspis longirostris {Jiliformis), 

 on palms at Kew, 540 ; on oil- 

 palm in Seychelles, 4 ; on coffee 

 in Uganda, 118. 



Isia isabella, experiments on hiber- 

 nation of, 425. 



Isle- of -Wight Bee Disease (see 

 Nosema apis). 



Isoeratws vulgaris, parasite of 

 Macrosiphmngra'naHumin'U.S.A., 

 131. 



Isodromus abnormicornis, sp. n., 

 parasite of Icerya braziliensis in 

 Brazil, 162. 



Isodromus iceryae, parasite of Chry- 

 sopids in U.S.A., 243, 266. 



Isosoma orcMdearum (Cattleya Fly), 

 intercepted on orchids in Cali- 

 fornia,' 12, 146, 182, 474, 580; 

 on orchids in Br. Columbia, 120; 

 control of, on Cattleya in Holland, 

 234. 



Isosoma tritici, bionomics and con- 

 trol of, in U.S.A., 213, 478. 



Isotoma tenella, on tulips in Ireland, 

 488. 



Istria, bark-beetles and their para- 

 sites in, 95. 



italicum, Eusemion. 



italicus, Calliptam,ns {Acridium, 

 Caloptenus). 



Italy, cabbage pests in, 533 ; con- 

 trol of citrus pests in, 471 ; 

 notice of Coleopterous pests of 

 forests in, 358, 487 ; miscel- 

 laneous insect pests in, 37, 139, 

 180, 271, 342 ; olive pests in, 

 180, 373 ; control of rice pests 

 in, 43 ; bionomics and control 



