Index 



Spintharus.flavidus. 341 

 bpiny-bellied spiders, the, 512 

 Spiracles. 128 

 Spiral guy-line, 202 

 Spiral muscle, 112 

 Stabilimentum, 203 



of Metargiope, 400 

 Steatoda. 174. 334. 360 



borealis, 333- i 6 ° 

 Stercoral pocket, IS7 

 Stipes. 113 

 Stoidis, 666, 674 



aurata, 675 

 Stomodaeum, 153 

 Storena. 323. 324 



americana, 324 

 Stridulating organs, 130 



of the mouth-parts, 106 



Stylet, 40 , 



Subcesophageal ganglion, 160 

 Subtegulum. 112 

 Sucking stomach. 153. 154 

 Superciliary ridge, 23 

 Suture, 139 

 Swathing band. 189 

 Swathing film. 189 

 Synema, 524, 54° 



bicolor, 541 



obscura, 54 T 



parvula, 54° 

 Synemosyna. 664, 669, 071 



formica, 672 

 Syrisca. 322 

 Syspira, 572 



pallida, 572 



Table of families of spiders, 2:2 

 Tailed whip-scorpions. 18 

 Tailless whip-scorpions. 19 

 Tapetum, 161. 103. 104 

 Tapinauchenius, 242, 240 

 ccrrulescens. 246 

 texensis, 246 

 Tapinopa, 376. 399 



bilincata, 399 

 Tarantism. 228 

 Tarantula. 20 

 fusimana, 20 

 marginemaculata, 21 

 palm a la. 20 

 whitei. 20 

 Tarantula type of palpus, 109 

 Tarantulas, 228 

 Tarantulida\ 17. 19 

 Tarentula, 620 

 Tarsus, 104. »4 

 Talavera, 668, 674 



minuta, 674 

 Tapinopa. 3Q9 

 bilincata, 399 

 Taracus, 76 

 packardi. 77 

 pall i pes, 77 

 spinosus, 76 

 Taste, organs of, 169 

 Tegcnaria. 584. 592, 593 



derhami, S93 

 Tegulum. 112 

 Teminius, 310, 322 

 affinis, 323 

 continenlalis, 323 

 nigriceps. 323 

 Tenent hairs, 125 

 Tergum of the thorax, 121 

 Terminal apophysis. 113. US 

 Terminal tenent hairs, 125 

 Testes and their ducts, 15° 



Tetrablemma. 95 » 



Tetragnatha, 159. 160, 210, 212, 407, 4"« 

 banksi, 410 



Tetragnatha, elongata, 410, 41* 

 extensa, 410, 41 1 

 grallalor, 411 

 laboriosa, 406, 410, 411 

 pallidula. 410. 411, 4 l 5 

 straminea._ 410, 411, 4< 4'4 

 vermijormis, 310, 411x4 

 Tetragnathids. 405 , 



Tetragnathins, 401. 4°5; table, 400 

 Tetranychida;. 87 

 Tctranychus telarius, 88 

 Teutana, 335. 361 

 triangulosa. 301 

 Thalamia floridani. 289 

 Thalamia parietalis, 289 

 Thanatidius, 605 



dubius, 60S 

 Thanalus. 543- 5-P 

 coloralcnsis, 548 

 lycosoides, 348 

 Th'aumasia. 617 

 Thelyphonida;. 17- l8 

 Thelyphonus. 144 

 Theonoem, 33°- 3 6 7 

 Theridiidas, 174. 330; table. 333 

 Theridion, 167, 174. 335. 330, 344 

 dijfcrens, 352 

 eximius, 352 

 foliacea, 284 

 fordum, 346 

 frondeum, 168, 347 

 globnsjim, 348 

 kentuckyense. 349 

 murarium, 353 

 punctosparsum, 350 

 qualripunctatus, 1S6 

 rupicola, 347 

 spirale, 354 



sludiosiim, 35° ... „„ T 



tepidariorum. 210, 299, 33°. 345, 421 

 unimaculatum. 349 

 zelotypum, 350 

 Theridiosoma, 210, 402 



radiosa, 402 

 Theridiosomatma;, 4°°. 4°i 

 Theridula. 335- 354 

 opulenta, 355 

 quadri punctata, 355 

 spharula, 355 

 Thiodina, 664. 66g, 670 

 puerpera, 670 

 sylvana, 670 

 Third claw, 124 

 Thomisid type of palpus, 119 

 Thomisidse, 521; table, 523 

 Thomisus caudatus, 525 

 Thomisus vulgaris, 544 

 Thorax, 121 

 Tibellus, 543- 549 

 dultonii, 549 

 oblongus, 550 

 Tibia, 104 

 Ticks. So 

 Tick-fever, 89 _ 

 Tilanceca amcricanvs, 279 

 Tiliotus, 556 



calijomicus, 550 

 Tityus, 25, 27 



Jloridanus, 27 

 Tmarus, 524 



angulatus, 525 

 Tmeticus, 376, 377 



armatus, 378 

 Touch, organs of, 169 

 Trabea. 621, 649 



aurantiaca, 131- 040 

 Tracheal spiracles, 128, 129 

 Tracheal, sternite, 54 

 Trachelas, 167, 5$ J 

 califomica, 581 



720 



