614 



INDEX. 



Stechfliege. 576. 



Stelleridea,' 292. 



Stemmata Arthropoda, 

 408. 



Stenorhynchus, 478. 



Stentor, 205. 



Stephanoceros, 404. 



Stephanosphasra, 195. 



Sterile polyp, 237. 



Sternum, 525. 



Stigmata, 71. 



Stilettfliegen, 576. 



Sting, 592. 



Stipes, 523. 



Stomatopoda, 470. 



Stomobrachium mira- 

 bile, 239. 



Stornoxys, 576. 



Stone canal, 272. 



Stratiomys, 577. 



Strepsiptera, 565. 



Stridulantia, 571. 



Strobila, 125, 255, 256. 



Strongylidse, 347. 



Strongylocentrotus, 296. 



Strongylus, 352. 



Struggle for existence, 

 145. 



Stutzkafer, 590. 



Stylaria, 386. 



Stylasteridae, 241. 



Stylochus, 316. 



Stylonychia. 205. 



Stylops, 566. 



Suberites, 229. 



Subgenital pits of Dis- 

 cophora, 260. 



Subme'ntum, 524. 



Suboesophageal gang- 

 lion, 82. 



Sub-species, 141. 



Succession of similar 

 types, 171. 



Suctoria, 205, 446. 



Summer eggs of Phyl- 

 lopoda, 418. 



Summer eggs of Koti- 

 fera, 403. 



Summer eggs of Turbcl- 

 laria, 313. 



Supra-oesophageal gang- 

 lion, 80. 



Swallow tail, 585. 



Swammerdam, 133. 



Sweat glands, 77. 



Sycaltis, 222. 



Sycandra, 222. 



Sycetta, 220. 



Sycilla, 222. 



Sycon, 221, 222. 



Syconidje, 212, 217, 222. 



I Sycortis, 222. 

 I Syculmis, 222. 

 I Sycyssa, 220. 

 Syllis, 379. 

 Syllis prolifera, 372. 

 Symbiotes, 492. 

 Sympathetic, 82. 

 Synapta, 278, 283, 298, 



299. 



Synaptida3,.283. 

 Syrphus, 576. 

 System, Meaning of, 150. 

 System of Aristotle, 132. 

 Cuvier, 136. 

 Linnaeus, 135. 

 Pliny, 132. 

 Present day, 

 138. 



Tabanida3, 574, 576. 

 Tabanus, 577. 

 Tachina, 576. 

 Tachinse, 541. 

 Tactile corpuscles, 47. 

 Tajnia, 327, 330, 331. 335. 

 Tasnia cucumerina, 329. 

 Taeniadae, 334. 

 Talitrus, 455. 

 Tanais, 459. 

 Tanystomata, 576. 

 Tanzfliegen, 570. 

 Tapetenmotte, 582. 

 Tapeworm 326. 

 Tarantula, 504. 

 Tardigrada, 496. 

 Tarsus, 527. 

 Taste, 92. 

 Tegenaria. 504. 

 Tegmina, 528. 

 Tegulse, 591. 

 Teleas, 594. 

 Teleas, larva of, 549. 

 Telephorus, 589. 

 Telepsavus, 382. 

 Telepsavus- Chsetopterus 



larva, 378. 

 Telolecithal, 112. 

 Telotrocha, 378. 

 Telson of thoracostraca 



461. 



Tenebrio, 589. 

 Tenthredo, 594. 

 Teratology, 51. 

 Terebella, 382. 

 Terebra, 592. 

 Terebrantia, 594. 

 Terga of Cirripedia, -139. 

 Termes, 561. 

 Termites, 5.~9. 

 Tcrricolae, 385. 

 Tcsselata, 289, 



Tesfo, 97. 

 Tetracoralla, 230. 

 Tetra'nychus, 495. 

 Tetraphyllidge. 338. 

 Tetraplasta, 194. 

 Tetrapncumones. 504. 

 Tetrarhynchus, 327. 338. 

 Tetrastemma, 341, :)!2. 

 Tettigonia, 571. 

 Tettix, 558 

 Textularia, 187. 

 Thalamophora, 180. 

 Thalassema, 392. 

 Thalassicolla, 190, 

 Thalassina, 477. 

 Thamnocnidia, 241. 

 Theca of Actinozca J 228. 

 Thecla, 585. 

 Thecodontidse, 175. 

 Thelyphonus, 508. 

 Thereva, 576. 

 Theridium, 502, GOG 

 Theriodonta, 175. 

 Thomisus, 504. 

 Thoracostraca. 460 

 Thread cells, 212. 

 Threadworms, 344 

 Thrips, 559. 

 Thysanopoda, 475 

 Thysanozoon, 316. 

 Thysanura, 553. 

 Tibiu, 526. 

 Ticks, 493. 

 Tiger-beetles, 590. 

 Tillodontia, 173. 

 Tillotherium, 173 

 Tima, 242. 

 Tinea, 582. 

 Tipula, 578. 

 Tipulariae, 577. 

 Tissue, 29. 

 Todtengraber, 590. 

 Tomopteris, 380. 

 Tornaria, 300. 

 Tortoiseshell butterfl v. 



585. 



Tortrix, 582. 

 Touch, 84. ' 

 Toxodon, 170. 

 Toxodontia, 173. 

 Toxopneustes, 296. 

 Tracheae, 70, 410. 

 Trachelius, 204. 

 Trachymedusee 239,212. 

 Trachynema, 239, 2-J2. 

 Ti-achys, 589. 

 Transverse plane of 



Ctenophora, 262. 

 Trap-door spider, 504. 

 Trematoda, 316. 

 Trcpang. 299, 



