510 



Scale, in Oregon bulletin, ref., 256. 

 parasites of, 487. 



■wax, on orange, 398. 



yellow, resin wash for, note, 421. 

 Scale insects, fumigation for, 72, 17G. 



hydrocyanic acid gas treatment for, history 

 of, art., 457. 



importation of, into California, 182. 



lady birds versus, 347. 



new, art., 382. 



reviews of articles on, 253. 



winter Avash for, 347. 

 Scarites subterraneus, destroying army worm, 



54. 

 Scenopinus, larvae found under cai'pets, 65. 



pallipes, ill, 65. 

 Schizoneura, Hippodamia destroying, 191. 



mistaken for fungus, 295. 



corni, hostof Lasiusbrunneus,var, nim,231. 



lanigera, in Australia, mm, 195. 

 spraying for, 400. 

 Schizura ipomoe^e, description of larva, 62. 

 Sciara, larvae under pear bark, 126. 

 Scolytus rugulosus, in diseased trees, 86. 



in Indiana, 298. 



on apple, 468, 469. 

 Scorpion, sting of, 335. 



Avhip-tail, habits of, 334. 

 Screw-worm, in Mississippi, 466. 



in Texas bulletin, 362. 



more injurious than Buffalo gnat ; mm, 453. 

 Scurfy bark-louse, 4, 259. 



Scymnus punctum, destroying red spider, 422. 

 Scythropus elegans, food habits, 37. 

 Selandria cerasi, on plum, 163. 



on quince, 171. 



possible occurrence in Tasmania, 480. 

 Selenia illustraria, effects of temperature on the 



coloring of, note, 481. 

 Semasia bucephaloides, sp. n., description, 465. 

 Semiotellus, parasite of Hessian fly, note, 355. 



nigripes, importation of, 164, 367. 

 Sheep, animal parasites of, 91. 



dip, kerosene emulsion as, 258. 

 Sheep scab, kerosene emulsion against, 297. 

 Sigalphus canadensis, parasite of plum gouger, 



mm, 307. 

 Silk-culture, note on, 199. 

 Silk-nest, of Lepidopteron, 482. 

 Silkworm, American, 338. 



disease of, 175. 



grasserie of, art., 445. 



said to be supported by ramie, 301. 

 Silpha iuiequalis, in decaying cabbage head, 149. 



noveboracensis, identified, 466. 



opaca, mm, 230. 

 Silvanus surinamensis, in Oregon bulletin, 256. 

 Simulium spp., larvte in Arkansas, 451. 

 Sinoxylon basilare, on Mesquite, 454. 

 Siphonophora avenje, oat crop destroyed by, 57, 



sudden disappearance, 74. 

 Sitaris huraeralis, on history of, 3. 

 Sitodrepa panicea, in Stramonium, 163. 

 Smeared dagger, injuring strawberry, ref., 364. 

 Smynthurushortensis,on cucumber and tobacco, 



151. 

 Soap, fish-oil, in New Jersey bulletin, 3GJ. 



Soap, remedy for Aphis, ref., 257. 



sludge-oil, in New Jersey bulletin, 361. 

 Soldier beetle, feeding on sugar-cane borer, 362. 



bug, glassy- winged, see Hyaliodes. 



green, see Nezara hilaris. 

 Sow bugs, feeding on living plants, 402. 



injuring flowers, 69. 

 Spalgis, carnivorous habits of, 482. 

 Sparrow, English, traits of, in England, 393. 

 Sphterius politus, exhibited, 431. 

 Sphaerophthalma castor, identified, 419. 

 Sphecius speciosus, habits, 87. 



larva and cocoon of, 430. 

 Sphenophorus ochreus, aff"ecting corn, 159. 



pulchellus, see Khodobaenus 13-punctatus. 

 Sphingidae, taken by electric lamps at Pough- 



keepsie, N. Y., list of, art , 322. 

 Sphinx Carolina in Mississippi, mm, 338. 



chersis on ash, mm, 232. 



quinquemaculata, in Mississippi, mm, 337. 

 parasitized, 337. 

 remed3', 171. 

 Spider, poisonous, of Australia, 337. 



bites of, 30,127,392. 

 Spiders, character of circumpolar species, 431. 



Dr. Marx's catalogue of, rev., 2, 



from Indiana, remarks on, 491. 



Katipo, poisonous nature of bite of, note, 487. 



migrating in midwinter, 469. 



of District of Columbia, address on, m, 357. 

 Spilosoma virginica, in Mississippi, mm, 338. 



on cabbage, 189. 

 Spittle insect, in Massachusetts bulletin, 365, 

 Spraying devices, competition in, 434. 



cheap apparatus for, 39. 

 Squash bug, in Massachusetts bulletin, 365. 



vine borer in Mississippi, 337. 

 Squirrels, to prevent from pulling corn, 258. 

 : stag beetle, on pear, ref., 308. 

 I stalk-borer, in Massachusetts bulletin, 365. 



Staphylinus vulpinus, larva of, ref., 319. 

 I Stem eel worm, in England, 293, ref., 366. 

 I Stenoria apicalis, on history of, 3. 

 Stenopelmatus fasciatus, carnivorous, 87. 



erroneously supposed to be poisonous, 336. ' 

 Stibeutes, bred species, 154. 

 Stings, cocaine for, 344. 

 Strawberry crown-borer, in Kentucky ref., 364. 



leaf flea-beetle, in Indiana, art., 317. 



leaf roller, ref., 364. 



weevil, see Weevil. 

 Strawson's air-power distributor, 193. 

 Striped cucumber beetle, in Mississippi, 337. 

 Sugar-cane borer, in Louisiana bulletin, 362, 

 Swallow supplanted by sparrow, 394. 

 Sweet-potato root-borer, 334, 404. 



saw-fly, ref., 438. 

 Sycamore Lachnus, description of forms of, 286. 

 Synaldis, bred species, 59. 

 Syneches, feeding habits of, 356. 

 Sjnemon, larviB internal feeders, mm, 316. 

 Synemosyna formica, resemblance to ant, 430. 

 Syphoeoryne Xanthi, on Xanthium, ref., 312. 

 Systena blanda, on beets, 149, 437. 



elongala, injuiiiig cantaloupes aiul sweet 

 potato. 55. 



taeniata, on beaaSil22. 



I 



