XXIV 



Selandria rosa? in Ohio, 319. 



Seraiotellus ni<;ripe.s. Hessiau Fly parasite, 132. 



Seraotilus, iusect diet of, 1.59. 



Serimeter, avticlr by Philip Walker, 333. 



Sheep Gad-fly in Chili, 155. 



Sbeepshead, insect diet of, 159, 160. 



Sheep Tick in Chili, 155. 



Shiner, insect diet of, 159. 



Shovel Fish, insect diet of, 159, 160. 



Sialis in pools with Simuliiira, 99. 



Silk, tenacity, elasticity, and ductility, article by 



Philip TTalker, 309. 

 Silk-worm, Uji parasite of, 62. 

 Silplia opaca injuring mangolds, 259. 

 SilphidfE, resemblance to Platypsyllus, 305. 

 Silvanus snrinamensis in yeast cakes, 284. 

 Simiilium, Ithaca, article by L. O. Howard, 99, 



meridionale and chicken cholera, 14. 

 Professor Riley's work on, 99. 



pecuarum, Professor Riley's work on, 99. 



venustum at "Washington, 99. 

 Sinoxylon from bamboo bos, 57. 



basilare, abnormal specimen, 162. 



texanum near Washington, 162. 

 Sirex, habits, 1G9. 



gigas, time for growth, 179. 



spectrum, parasite of, 169. 

 Sitaris muralis, resemblance to Leonia, 213. 

 Sitodrepa panicea in Chili, 154. 

 Sitophilus granarius confounded with Hessian 

 Fly, 108. 



oryzte confounded with Hessian Fly, 108. 

 Snowy Tree-cricket in Ohio, 319. 

 Soldier Beetle in Yucca flowers, 370. 

 Southern Cabbage-butterfly in Miss., 17,217. 



in Colo , 

 Sphaerophoria, larva cainirorous, 5, 6. 

 Sphenophorus, food habits, 199. 



liratus, comparison of larva, 188. 



obscurus, article by R. andH., 185. 



robustus, comparison, 188. 



sacchari in sugar-cane, 185. 

 Sphinctus, an external parasite, 171. 

 Sphinx ligustri, 22. 

 Spiders, bites, article by R. and H., 204, 347. 



letter by Dr. E. R. Corson, 280. 

 A. D. Blanchard, 313. 

 R. Allan Wight, 348. 



parasites of, article by L. 0. Howard, 42, 292, 

 324. 



effect of hydrocyanic acid gas on, 286. 

 Spilomyia, 5. 



Spotted Lady-bird, parasite of, 101,339. 

 Squash Borer in Miss , 17. 



Staphjlinidai, resemblance to Platypsyllus. 305. 

 Steadota borealis, external parasite of, 43. 

 Stenoscelis, food habits, 198, 

 Stickleback, insect diet of, 159, IpO. 

 Stictocephala festina on tomato, 50. 

 Stirapleura decusnata in Calif., 228. 

 Stomoxys, habits, 162. 



calcitrans in Oregon, 109. 

 in Chili, 155. 

 Strawberry Eraphytus in Ohio, 319. 



Weevil in Pennsylvania, 85. 



Streaked Cottonwood Leaf-beetle in the East, 51. 

 Strepsiptera, Stylopida' jilaced in, 301. 

 Striped Bass, insect diet of, 160. 

 Striped Bugs, new remedy, 351. 

 Stylojjids', abeirant forms in, 300. 



placed in Strepsipter.i. 301. 

 Sucker, in&ect diet of, 160. 

 Suctoria, Platypsyllus placed in, by Ritsema,, 



300. 

 Sugar-cane Beetle injuring corn, article by L. O. 

 Howard, 11. 



in Miss., 217. 

 Sulphur as insecticide, 229, 349. 

 Sunfish, insect diet of, 159, 160. 

 Swarming of insects, 28, 90, 326. 

 Sweet potato Saw-fly, article b\" R. and H., 43. 

 Sycamore Tree-louse in Washington, 197. 

 Syritta, 5. 



Syrphidaj, larval habits, 5. 

 Syrphus, larvae carnivorous, 5, 6. 



Tachina aletiaj bred from Boll Worms, 331. 

 j anonyma bred from Boll Worms, 331. 



' armigeran. sp. Coquillett, described, 332. 



Tachinid, undetermined, reared from Schizocerus, 

 I 44. 



' Tamias striatus lysteri infested with Cuterebra 

 I 215. 



{ Tarantula, bite, 209, 

 Tarnished Plant-bug on chrysanthemum, 198. 

 Tegenaria, bite, 282. 

 Telemona, 200. 

 Tenebrio molitor in Chili, 154. 



larvae of in a wouiaus stomach, 379. 

 Tenebrioides mauritanica living in hellebore, | 



314, 360. 

 Tent Caterpillar in Miss., 217. 

 Tepper collection of Lepidopt., 262. 

 Teras oxycoccaua, parasite of, 161. 

 Termes fatalis injuring tea plant, 293. 

 flavipes in Miss., 17. 



injuring oranges, 341. 

 Tetracha Carolina in U. S. and Chili. 119. 

 Tetracnemus, remarks, 295. 

 Tetranychus, Thrips destroying, 142. 



abundance of nearly allied species in Mich., 



252. 

 injuring lea plant, 293. 

 I telarius in England, 72. 



attached by Thi ips, 139, 141. 

 in Chili, 155. 



evaporated sulphur for, 349. 

 Tetrastichus rileyi, Hessian Fly parasite, 132. 

 Texas Heel-fly, injui-y to cattle, 318. 

 Thalessa, article by C. V. Riley, 168, 200, 253. 

 atrata, habits, 168, 169, 177. 

 lunator, habits, 108, 169, 171. 

 Thalpochares cocciphaga, larva predaceous on 



scales, 297. 

 Tholyphonus gigante us, popularly supposed to 



sting, 199. 

 Theophila mandarina, article by Philip Walker, 

 270. 



