472 



Coleoptera, 466 ; long life, 429. 

 Colonies of Medicinal spider, 237, 238 ; on 

 adult webs, 234, 235 ; over water, 233 ; of 

 South American Epeiras, 231 ; of Epeira 

 triaranea, 231. 

 Color and color sense. Chapter XI. 

 Color, causes that modify, 341 ; consciousness 

 of, 333, 341 ; development, (iO ; hairs, 351 ; 

 mimicry, 307 ; normal, 325 ; of Cave spi- 

 ders, 335: patterns, 348; utility of, 337; 

 sense of, 346 ; structural causes of, 349 ; ex- 

 hibited by males in wooinj;, 52; preference 

 for, 343 ; relation to cocoons, 347. 

 Colorado, Gray's Peak, 128. 

 Colors and sex, 328. 



Combativeness in females, 33; in* males, 32, 33. 



Communication by sound, 314. 



Communities of spidere, 230. 



Conflicts of males, 30. 



Conifera of tlie Tertiary, 464. 



Consciousness of color, 333, 342. 



Copal, 463. 



Cope, Prof Edwai'd, 450, 458. 



Copulation, 73. 



Coreopsis, 367. 



Cornwallis, Mr. E. C, 3(i2. 



Courtship, 333, 335; attitude in, 62; first st^iges 

 of, 20. 



Cowan, Edward, 307. 



Crab, male, dances of, 55. 



Cresson, Ezra T., 131, 396. 



Cretaceous formations, 463. 



Cricket, 314, 315. 



Crum Crcek, 368. 



Crustaceans, 342 ; sound making, 315. 



Cteniza ariana, 250. 



Cteniza californica, 169, 414, 415 ; eggs of, 182, 

 183. 



Cteniza fodiens, 249. 



Ctenus, 148; j'oung of, 226, 227. 



('utting ants, 357, 



Cuvier, Baron, 415. 



Cyelocosiiiia truncaUi, 415, 416, 417. 



Cyclosa bifurca, 189, 372, 376. 



Cyclosa caudata, 102, 104, 169, 191, 204, 232, 

 301, 372, 373, 376. 



Cyclosa conica, 374. 



Cynips, 142; parasitic on spider.s, 246, 24". 



Cyrtarachne, cocoons of, 95, 98, 97. 



Cyrtarachne cornigera, 98, 99. 



Cyrtophora biftu-cii, 95. 



Dalil, llerr, 309, ;!12. 

 Dances, love, of males, 50. 



Danger, influence of, 341; influences indus- 

 try, 407 ; insects unconscious of, 340. 

 l)ai)hnia jhUcx, 342. 

 Darwin, Charles, 16, 30, 56, 230, 232, 273, 315, 



319,358,359,441,442. 

 Dawson, Dr. G. M., 459. 

 Death, 378 ; feigning, 255, 438, 442 ; of spiders, 



Chapter XIV., 419. 

 De (Jeer, Baron, 16, 27, 29, 50, 133, 150. 

 De Lignac, 45. 



Dendryphantes capitatus, 31, 52. 



Dendryphantes elegans, 33. 



Dens, spider, 433. 



Dermestidse, 87, 396. 



Development, effects of, 208. 



Diadem spider, 22 ; sec I'Ipeira diademata. 



Digger wasp, 383, 406. 



Diptera, 340. 



Dispersion of young, 220. 



Dissimulation of insects, 359. 



Distribution of species, 97, 272, 274 ; vertical, 

 of Orb weavers, 178. 



Diurnal eyes, 290. 



Dodge, Capt. George II., 273. 



Dolichoscaptus inops, 410, 411. 



Dolichoscaptus latastei, 410. 



Dolichoscaptus vittatus, 417. 



Dolomedes albinius, 193. 



Doloniedcs laiu'colatus, 194. 



Dolomedes mirabilis, 27, 146, 147, 189. 



Dolomedes scriptus, 195. 



Dolomedes sexpunctatus, 145, 146. 



Dolomedes tenebrosus, 192, 201, 299, 301. 



Dolomedes, young of, 240, 241. 



Domesticity of spiders, 27, 28, 39, 63. 



Domicile spider, 302. 



Doors of Lycosids, 405. 



Dragon flies, 466. 



Drassids, cocoon and nest of, 132 ; cocoons of, 

 125, 210; of Enghuul, 133; ovipositing, 181. 



Drassus ater, 133, 194. 



Drassus lapidicolens, 133, 194. 



Drassus nitens, 133. 



Drassus sylvestris, 133. 



Dufour, M., 407. 



Dwight, Dr. Sereno E., 280. 



Dyctina, nests and cocoons of, 136, 137. 



Dying, manner of, 419. 



Dysdera bicolor, 134, 135, 189. 



Dysdera hombergii, 189. 



Eating, 428. 



Edgerton, Lord, of Tatton Hall, 290. 

 Edwards, Dr. Jonathan, as a naturalist, 280, 

 281. 



