INDEX. 



365 



Gabb, William, 109. 



Gasteraeantha, 122; description of orb, 123: 



limited by climate, 163. 

 (nisteracantha bourbonica, 124. 

 Gault. Edwin S., 206. 

 Genesis of snares, Chapter XIX., 336. 

 Geographical distribution, world wideness of 



Epeira patagiata, 116 ; of Labyrinthea. 



136; of Tetragnatha extensa and Epeira 



diademata. 162 ; of various Epeirse, 163. 

 Geometrical arrangements of webs, 208. 

 Gibberosa, Epeira, hammock nest of, 307. 

 Glands, silk, 40. 

 Gnaphosa variegata, 19. 

 Goldsmith, Dr. Oliver, 282. 



-anier threads used for sails, 161. 



, P. H., 275. 

 Grout, Rev. Mr., 146. 

 Guidon, flossy, 86. 



Habitat, 292. 



Hahn, 173. 



Hairs, color of, 26. 



Harmony, universal, in nature, 335. 



Heineken, Dr., 7s. 



Hentz, Prof. Nicholas M., 57, 59, 110, 118, 

 119, 151, 172. 173, 238. 



Hopper, Mr. J.W., 242. 



Horizontal orbs, 53, 150, 356; Basilica's web. 

 169. 



Hul>, centre of orb, 54 ; open, 55 ; n< issy gui- 

 don, 74; orbs with open. 12'i: of Orchard 

 spider, 152: position of spider at, 86, 112; 

 position of Acrosoma at, 127: position of 

 Tetragnatha at, 156; meshed, of Laby- 

 rinthea, 133 ; sheeted, 55. 



Hulse, Dr., 61. 



Hunt, Mr. Benjamin H.. 101. 



Hymenoptera. 19. 



Hyptiotes, 350. 354; the Triangle spider, 177: 

 systematic place, ISO; description of snares 

 and habits, Chapter XI. ; compared with 

 Theridiosoma, 204 ; trapline, 34<). 



Hyptiotes paradoxus, isi. 



Industry, nesting, protective, 307. 



Industrial habit, unity of. 35H. 



Insects, manner of entanglement, 248; effect 



of poison on, 277. 

 Instinct, in beginning an orb, H2 : in young 



spiders, 70; variation in number of radii. 



77 : subordination of. 255. 

 Insular spider, see Epeira insularis ; nests of. 



2S4. 285, 286, 287. 295. 29t> . mode of mak . 



ing a nest, 301. 



Intelligence, 69, 71, 212, 216, 218, 227, 248, 



253 ; in use of swinging basket, 68. 

 Intellect of spiders. 

 Inverted posture of spiders, 112, 113. 



Jaws of Tetragnatha, 155. 

 Jerking snare, 249. 



Katipo, a New Zealand spider, 273. 

 Keyserling, Count E.. 17, 136, 178, 195, 207. 

 Kirby and Spence, 56, 71, 86. 

 Knott, Hon. Proctor, 244, 245. 

 Koch, Dr. Louis, 107, 108, 196, 204. 



Labyrinth spider, 130 ; see Epeira labyrinthea. 



Landois, Dr. Leonard, 35, 40 ; see Chapter II. 



Larva?, tube making, 329. 



Laterigrades, 16, 347; nests of, 323. 



Latreille, 15, 16. 



Latrodeetus mactans, 274. 



Laurel, used for nests, 295. 



Leeuenhoek, 231. 268. 



Legs, anatomy of. 24 ; antennal use of, 69 ; 

 effect of mutilation, 78; fourth leg in Acro- 

 soma, 127; not used as a measure, 76; use 

 in spinning spirals, 80, 81 ; voluntarily am- 

 putated, 27>. 



Leidy, Prof. Joseph, 240, 245, 333. 



Lepidoptera, larval spinningwork suggesting 

 spiders. 284. 



Lineweavers, 19, 20, 21, 353; derivation of 

 w<>rd, 17 ; swathing captives, 260; nests of. 

 31ft 



Linyphia. 353; site of webs, 206; parasitic 

 habits of, 310, 311 ; nest and snares of, 320. 



Linyphia communis. 167. 320, 344, 348: bowl 

 shaped web, 166. 



Linyphia costata. 167 : sheeted web of, 343: 

 snare of, 346. 



Linyphia marginata, 19. 2s. 157. 345. 



Lister, 28. 62. 



Loops, spiral and corner, 80. 



Looped spirals, 140. 



Lownes, George B., 272. 



Lucas, 274. 277. 



Lyrosa, manner of weaving, 327. 



Lycnsa agretica, 278. 



Lyeosa arenicola, 19, 314; see Turret spider. 

 - i carolinensis. 314. 



Lycosa scutulata, figure of, 20; effect of bite, 

 " 273. 



Lycosa tigrina, nest of, 323. 



Lycosidse, 19 ; physical powers of, 235 ; high 

 organization of, 20 ; nidification of, 313, 

 314. 



