2 7 6 



INDEX 



of Zelotes, 79 



of Zilla x-notata, 91 



specialization for grasping female, 71 



specialization of the female, 69 



specialization of the male, 69 



tolerance of certain web builders, 89 



Coxa, 22, 23 



Coxal glands, 14, 26 



Crab spiders, 4, 79, 195, 222, 225 

 size, 70 



crassipes, 73, 82 



Cremastogaster lineolata, 230 



Cribellate spiders, 137 

 origin of the, 139 



Cribellum, 27, 57, 104, 137 



croc at a, 232 



Cryptic coloration, 225, 226 



Ctenidae, 230 



Ctenizidae, 109 



Ctenus, 246 



cul rouge, 248 



Cucullus, 19 



Cyclocosmia, 3, 116 

 truncata, 115, 116, 117 



Cyclosa, 189 



Daddy-long-legs, 17 

 decipiens, 227 

 Deinopidae, 146 

 Deinopis, 147 



spinosus, 148 

 de Reaumur, R. A., 61 

 derhami, 240 

 Derivation of word, 52 

 Deutovum, 40 

 Development of spiders, 39 

 diadema, 60 

 Diameter line, 179 

 Dictyna, 143, 149, 262 



annulipes, 144 



sublata, 145 



voktcripcs, 144 

 Dictynidae, 142 

 Dictynids, mating of, 144 

 differ ens, 166 

 Digestive fluid, 23 

 Digestive system, 13 

 Digger wasps, 203 

 Diguetia, 231, 234 

 Diguetidae, 234, 263, 265 

 Dipluridae, 117, 127, 130 

 Diplurids, 1 18 

 Dispersal device, 30 

 duplicate, 30 



Distribution, 258 



of Atypus, 136 



of Calommata, 136 

 Diving belt, 215 

 Dolomedes, 4, 206, 207 



albineus, 207 



fimbriatus, 34, 208 



okefenokensis, 207 



triton, 34, 207, 208 

 Dooming bag, 64 

 Double-door branched nest, 114 

 Dragline, 53, 57, 59 



composition of, 59 



habit, 104 



Drapetisca alter anda, 172 

 Drassodes, 79, 229, 262 

 Drassyllus, 229 

 Dufour, Leon, 98 

 Dugesiella hentzi, 78 

 dumetorum, 60 

 Dwarf spiders, 172 

 Dysdera, 92, 93, 232 



croc at a, 232 

 Dysderidae, 232, 263 



Earth wolves, 204 



Eo, 225 



Ecdysis, 42 



Economic importance, 236 



biotic importance, 236 



control agents, 237 



food for Laos, 238 



number of spiders, 236 

 Ectatosticta, 139 

 Egg sac, 33, 35 



of Amaurobius, 143 



of Ero, 175 



of Fictilia, 168 



of Lycosa, 199 



of the green lynx, 213 



opening of the, 28 

 Egg tooth, 40 

 Eggs, 3 2 



number of, 33, 34, 35 

 Eggs or spermatozoa, 4 

 Elasticity, i 

 elegans, 84 

 elongata, 183 

 Embolus, 97 

 Emerton, J. H., 30 

 emertoni, 81, 184 

 Enemies, 203, 222, 254 

 Engineering skill, 164 

 Engraving on glass plates, 61 



