824 



INDEX. 



serinopa, 540 ; legislation de- 

 fining, as an insecticide in Geor- 

 gia, 19, 20. 



Sulphur, Liver of (see Potassium 

 Sulphide). 



Sulphur Dioxide (Sulphurous Acid), 

 mushroom beds fuinigated with, 

 48 ; against vine moths, 147. 



sulphurea, Cymatophora. 



Sulphuric Acid, in preparation of 

 hydrocyanic acid gas, 344, 414, 

 480. 



Sulphuric Acid Factory, insects 

 damaging lead chambers of, 60, 

 426. 



Sumac (see Rhus). 



Suinatra, pests of coconut and oil 

 palms in, 201, 495, 496, 581 ; 

 Lipothynmis sutnatranus on fig in, 

 369 ; Podops vermiculata on rice 

 in, 428 ; rubber pests in, 581 ; 

 Sphaerotrvpes barhatus in, 67 ; 

 Stephanoderes hampei in, 184, 

 571, 581 ; tea pests in, 175, 281, 

 375, 376, 581 ; tobacco pests in, 

 108, 344, 570 ; financial loss due 

 to Lepidopterous tobacco pests in, 

 344 ; danger of introduction of 

 Stephanoderes hampei into French 

 Colonies from, 228. (See Dutch 

 East Indies.) 



suniatranus, Lipothymus. 



sumairensis, Dinothrips. 



Sundri (see Heritiera fomes). 



Sunflower, pests intercepted in seeds 

 of, in California, 90, 251 ; pests of, 

 in Manitoba, 521 ; notice of 

 insects affecting, in U.S.A., 172 ; 

 suggested as a substitute crop for 

 maize against Blissus leitcopterus, 

 206. 



Sunflower Leaf Beetle (see Zygo- 

 gramma exclamationis) . 



Sunflower Pith Beetle (see Mordell- 

 istena pustidata). 



Sunlight, as a factor in forest insect 

 control, 47, 313. 



supernotatns, Psenocerus. 



Superphosphate, as a soil-dressing 

 against strawberry pests, 294. 



super stitiosus, Dysdercus. 



suppressalis. Chilo. 



supressaria] Biston. 



Surinam (see Guiana, Dutch). 



surinamensis, Silvaniis {Oryzae- 

 philus). 



sutor, Monochamus. 



suturalis, Anibly teles ; Sitona ; Steth- 

 aspis. 



suturellus, Dysdercus. 



swainei, Micracis. 



Swallows, introduction of, into New 

 Zealand from Australia inad- 

 visable, 251. 



Swammerdaniia castaneae, para- 

 sitised by Microgaster swammer- 

 damiae in North America, 551. 



sivammerdamiae , Microgaster. 



Swarming Caterpillar (see Spod- 

 optera mauritia) . 



Swaziland, legislation respecting 

 cotton-growing in, 323. 



Swede, 336 ; pests of, in Britain, 1 1, 

 285, 464 ; Contarinia nasturtii 

 causing diseases of, in Denmark, 

 464, 627. 



Sweden, Choreia inepta in, 541 ; 

 forest pests in, 64, 65, 66, 148, 

 203, 460, 498 ; orchard pests in, 

 66, 307 ; Thysanoptera in, 203, 223. 



Sweet Clover (see Melilotus alba) . 



Sweet Gum (see Liquidambar 

 styraciflua) . 



Sweet Peas, Bacillus lathyri causing 

 streak disease of, in British Isles, 

 368. 



Sweet Potato {Ipomoea batatas), 

 weevils on, in South Africa, 322 ; 

 Megastes pucialis in, in Brazil, 

 472 ; Cylas formicarius on, in 

 British Guiana, 562 ; pests inter- 

 cepted in, in Hawaii, 446, 632 ; 

 pests of, in India, 85, 399 ; Herse 

 convolvuli on, in New Zealand, 

 468; pests of, in Uganda, 200, 

 461 ; pests of, in U.S.A., 173, 281, 

 309, 380, 387, 439 ; pests inter- 

 cepted in, in U.S.A., 71, 251, 311, 

 328, 357, 358, 380, 471 ; pests of, 

 in West Indies, 167, 236, 554 ; 

 Cylas on, in Zanzibar, 461 ; 

 relation of insects to mosaic 

 disease of, 387. 



Sweet Potato Weevil (see Cylas 

 formicarius) . 



Sweet Potato Weevil, West Indian 

 (see Euscepes bataiae) . 



Swietetiia macrophylla, 623. (See 

 Mahogany.) 



Swietenia mahagoni, 623, 625. (See 

 Mahogany.) 



Switzerland, Cassida nebulosa on 

 beet in, 467 ; cabbage pests in, 

 35, 443, 554 ; forest pests in, 13, 

 143, 556 ; Gregarine in grass- 

 hoppers in, 438 ; orchard pests in, 

 146, 281, 583 ; vine pests in, 79, 

 185, 231, 302, 320, 412, 443, 444, 

 467, 537 ; notice of legislation 

 regarding insecticides in, 142 ; 

 cultivation of pyrethrum in, 231, 

 412 ; need for organisation of 

 economic entomology in, 553. 



