474 



INDEX. 



Food of cave spiders, 156 ; of young spiders, 



213, 243. 



Forel, Prof. Auguste, M. D., 295, 345. 

 Foreordination in Nature, 88. 

 Forests protected by spiders, 401. 

 Forethought, 202, 204. 

 Form mimicry, 357. 

 Formica exsecta, 362. 

 Formica fusca, 362, 427. 

 Formica integra, 362. 

 Formica rufa, 362, 364. 

 Formicariidee, 363. 

 Fossil spiders, 446 ; life of, 460. 

 Fountain Cave spiders, 291, 292. 

 Four spotted El is, 385. 

 Franklin, Clarence P., 155. 

 Fraternity among broodlings, 225, 255. 

 Fright, 341. 

 Fronani, Prof., 428. 

 Furrow spider ; see Epeira strix. 



Gasteracantha, 93, 329, 340, 388. 



Gasteracantha bourbonica, 93, 208. 



Gentry, Dr. Allan, 434. 



Geology, 458. 



Geotrachea crocata, 351. 



Germany, Tertiary Sea, 462; Tertiary bound- 

 aries of, 463. 



Gerstaecker, Herr, 271, 272. 



Gestation, 341 ; influence on color, 331. 



Gnaphosa, cocoons of, 128. 



Gnatcatcher, blue gray, 399. 



Goeppert, Prof. Dr. H. R., 462. 



Goethe on wasps, 380, 381. 



God, presence of, in Nature, 204. 



Golden rod, 367. 



Gordius, 394. 



Gossamer, floating, 259, 265, 274 ; how formed, 

 277; showers, origin of, 274, 275, 276, 278. 



Gourret, M., 446, 458. 



Graber, Mr., 345. 



Grecian Archipelago, Trapdoor spiders of, 250. 



Green, Mr. E. Ernest, 392. 



Gregarious habit, 216, 217, 230. 



Grenacher, H., 283. 



Gretrey, M., 307. 



Guerin, M., 142. 



Guest wasps, 384. 



Habit influencing industry, 406 ; modification 



of, 412 ; value of, 61. 

 Habitat of spiders, 401. 

 Habrocestus splendens, 52, 333. 

 Hairs, auditory, 309; colored, 350, 351. 



Harger, Mr., 455. 



Harris, Dr. T. W., 194. 



Hatching of young, period of, 207, 294. 



Hawkins, Sir John, 307. 



Hearing, organs of, 301. 



Heer, Prof., 449. 



Henops marginatus, 393. 



Hentz, Prof. Marcellus, 102, 107, 147, 192, 193, 



357, 390, 417, 451. 

 Herman, Mr. Otto, 23(5, 237. 

 Hermeteles fasciatus, 392. 

 Henneteles formosus, 392. 

 Herpyllus aureata, 127, 128. 

 Herpyllus ecclesiasticus, 191, 299, 301. 

 Heterapoda venatoria, 109, 153, 272, 273. 

 Heywood, Mr., 449. 

 Hibernating, 430, 435. 

 Holden, Mr. William, 271. 

 Hope, Rev. F. W., 452, 465. 

 Horn, Dr. George H., 429. 

 Hornets, 387. 

 Howard, Mr. L. O., 397. 

 Huntsman spider, 153, 268. 

 Hummingbirds, 210, 399. 

 Hymenoptera, parasitic, 394, 397. 

 Hypnotism, voluntary, 444. 



Ichneumon flies, 129, 189, 338, 392, 395, 466. 



Icius mitratus, 54. 



Illinois spiders of, 128. 



Impregnation of female spider, 49, 74. 



India, spiders of, 392. 



Industrial mimicry, 352. 



Industrial skill, 415 ; intuitive, 202, 338 ; influ- 

 enced by enemies, 402 ; by maternity, 64. 



Industry, maternal, 75 ; unmodified, 461. 



Insects, 314, 335, 340 ; color sense, 343 ; stored 

 by spiders, 383 ; fossil, 452 ; succinic or 

 amber, 465. 



Instinct, 201, 202; manifest in young, 250, 251 ; 

 maternal, 75, 193, 196, 199, 200. 



Insular spider, 28, 338 ; see Epeira insularis. 



Intelligence, maternal, 185. 



Internal structure, 108. 



Iridescence, 335, 351. 



Ithomia, 359. 



Joannes, Moreau de, 142. 

 Jones, Rev. P. L., 186. 



Keller, Dr. C., 401. 

 Kent, J. Sackville, 315. 

 Kirby and Spence, 375. 

 Koch, Dr. L., 84, 151, 271. 



