XXIV 



Selandria rosfB in Ohio, 319. 



Seiniotellus nisripes. Hessiau Fly parasite, 132. 



Sftraotiliis, iusect diet of, 159. 



Serimeter, article by Philip Walker, 333. 



Sheep Gad-fly in Chili, 155. 



Sheepsbead, 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 Siniuliiiiu, 99. 



Silk, tenacity, elasticity, and ductility, article by 



Philip Walker, 309. 

 Silk-worra, Uji parasite of, 62. 

 Silpha opaca injuring mangolds, 259. 

 SilphidiE, resemblance to Platypsyllus, 305. 

 Silvanua surinamensis in yeast cakes, 284. 

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



mcridionale and chicken cholera, 14. 

 Professor Riley's work on, 99. 



pecuarum. Professor Riley's work on, 99. 



venustum at Washington, 99. 

 Sinosylon from bamboo bos, 57. 



basilarc, abnormal specimen, 162. 



texanum near Washington, 162. 

 Sires, 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. 



oryzie 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 , 

 Sphserophoria, larva carnivorous, 5, 6. 

 Spheuophorus, food habits, 199. 



liratus, comparison of larvii, 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. 

 Staphylinidie, resemblance to Platypsyllus. 305. 

 Steadota borealis, external parasite of, 43. 

 Stenoscelis, food habits, 198, 

 Stickleback, insect diet of, 159, 160. 

 Stictocephala festina on tomato, 50. 

 Stiiapleura decussata in Calif., 228. 

 Stomoxys, habits, 162. 



calcitrans in Oregon, 109. 

 in Chili, 155. 

 Strawberry Emphytus in Ohio, 319. 



Weevil in Pennsylvania, 85. 



Streaked Cottonwood Leaf-beetle in the East, 51. 

 Strepsiptera, Stylopidje placed in, 301. 

 Striped Bass, insect diet of, 160. 

 Striped Bugs, new remedy, 351. 

 Stylopidfe, aberrant forms in, 300. 



placed in Strepsipter.i. 301. 

 Sucker, insect 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. 

 Sunfiah, insect diet of, 159, 160. 

 Swarming of insects, 28, 90, 326. 

 Sweet potato Saw-fly, article by R. and H., 43. 

 Sycamore Tree-louse in Washington, 197. 

 Syritta, 5. 



Syrphida?, larval habits, 5. 

 Syrphus, larvte carnivorous, 5, 6. 



Tachina aletiae bred from Boll Worms, 331. 

 anouyma bred from Boll Worms, 331. 

 armigeran. sp. Coquillett, described, 332. 

 Tachinid, undetermined, reared from Schizocerus, 



44. 

 Tamias striatus lysteri infested with Cuterebra 



215. 

 Tarantula, bite, 209, 



Tarnished Plant-bug on chrysanthemum, 198. 

 Tegenaria, bite, 282. 

 Telemona, 200. 

 Tenebrio inolitor in Chili, 154. 



larvae of in a woman's stomach, 379. 

 Teuebrioides mauritanica living in hellebore, 



314, 360. 

 Tent Caterpillar m Miss., 217. 

 Tepper collection of Lepidopt., 262. 

 Teras oxycoccana, parasite of, 161. 

 Termes fatalis injuring tea plant, 293. 

 flavipes in Miss., 17. 



injuring oranges, 341. 

 Tetracha carolin liu T7. S and Chili, 119. 

 Tetracnemus, remarks, 295. 

 Tetranychus, Thiips destroying, 142. 



abundance of nearly allied species in Mich., 



252. 

 injuring tea p hint, 293. 

 telarius in England, 72. 



attached by Thiips, 139, 141. 

 in Cliui, 155. 



evaporated sulphur for, 349. 

 Tetrastichus rileyi, Hessian Fly parasite, 132. 

 Texas Heol-fly, injury to caitle, 318. 

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

 atrata, habits, 168, 169, 177. 

 lunator, habits, 168, 169, 171. 

 Thalpochares cocciphaga, larva predaceous on 



scales, 297. 

 Thelyphoniis giganto us, popularly supposed to 



sting, 199. 

 Theophila mandarina, article by Philip Walker, 

 270. 



