INDEX. 



369 



Uloborus niammeatus, 172. 

 ITloborus walckenaeriug, 173, 178. 

 rnderhill, H. M., 27, 45, 47, 48, 40, 50, 328. 

 Unifnrinity in type of nests, 324. 

 Unity of nesting habit in Epeira, 299. 

 Upholstery, spider, 301. 



Variations in habits of Epeira sclopetiiria, 

 115 ; in spinning orb j)lane, 150 ; in snare 

 of Triaranea, 139 ; in traplines of Zilla, 

 145; in traplines of Epeira, 14(). 



Venom, see Poison. 



Vertical snares, 52. 



Vinson, Dr. Auguste, 95, 124, 233, 310. 



Viscid beads, 177, 205. 



Viscid lines on Tubeweaver's snares, 351 ; on 

 Theridium's, 352 ; on Linyphia's, see Ap- 

 pendix. 



^^'alckenaer, M. le Baron, 23, 107, lOS, 110, 



12t), 157, 272. 

 Walking, anchored by dragline, (50 ; fiver 



leaves, 70. 

 Wallace, Alfred Kussell, 233. 

 Wandering spiders, tribes composing them, 16. 

 Warburton, Mr. Cecil, 56. 

 Water spiders, 160, 328. 



Water necessary to spiders, 261, 262. 

 Wear and tear of web, 203. 

 Weather, elFect on Laliyrinthea's snare, 132. 

 Weaving, common methods of, 325, sqq. ; by 



larvse, 329; by Psocid.-e, 331. 

 AVestring, Nicolas, 23, 24. 

 Wilder, Prof Burt (I., M.D., 146, 180, 184, 



190, 234. 

 Wind, effects of, on webs, 209. 

 Wings, protective, of Argiope's web, 104, 105. 

 Wood, Rev. J. G., 212. 

 Wounds, by spiders, etfect of, 278. 

 Wright, Mr. F. W., 275. 



Young spiders, 140, 230; habit of sailing the 

 water, 160; Labyrinthea, 132; snares of 

 Triaranea, 138 ; webs of Zilla, 144 ; varied 

 orbs of, 151. 



Zigzag ribbon of Argiope, 97, 102. 



Zilla, 171; looped spirals of, 140: nests of, 

 302. 



Zilla atrica, 144. 



Zilla callophylla, 144. 



Zilla x-notata, snare of, 142, 143; Scotch col- 

 ony, 143, traplines of, 144, 211. 



Zone, notched, 56, 58; free, 58. 



