INDEX 



561 



Stauromedusce, 71 



Stenobothrus, 439 



Stenorhynchus, 299 



Stenostoma, 134', water- vascular system, 153 



Stentor, 9 



,, Roeselii, 10 

 Stephalia, 70 



,, corona, 110 

 Stephanoceros, 185 

 Stephanosphcera, 8 

 Sternaspidce, 182 

 Sterrogastrula, 124 

 Sterroplanula, 127 

 Stichocotyle, 143 

 Stigmata (Protozoa), 18 ; (Antennata), 



426-478 



Stomatopoda, 297 ; larvae, 393, 394 

 Stomodaeum, 167, 269 

 Stratiomyidce, 44$ 

 Strepsiptera, 490 



Strobila, Monodisc, 107 ; Polydisc, 107 

 Strobilation, 116 

 Stroinbidium, 11 

 Stylaria, 181 

 Stylaster, 67 

 Stylockoplana, 162 

 Stylochus, 162 

 Stylodrilus, 181 

 Stylonichia, 9 



,, mytilus, 10 



Stylorhynchus, 9 



,, longicollis, 9 



Stylostomum, 133 

 Suberites, 61 

 Subradii, 74 

 Subumbrella, 73 

 Suctoria, 11 

 Sycandra, 60 



,, ciliata, 63 

 Sycones, 62, 66 

 Syllidce, 182 

 Syllis, 182 



,, ramosa, 267 

 Sympathetic nervous system (Antenn.), 



468; (Arachn.), 520; (Crust.), 350; 



Protrach.), 430 ; (Vermes), 220 

 Symphyla, 438 

 Syncoryne Sarsii, 68 

 Syncytia, 41 

 Syrphidce, 443 



TABANID&, 443 

 Tabanus, mouth parts, 450 



,, bovinus, nervous system, 466 

 Tcenia, 134 



ccenurus, 135 

 crassicollis, 135 

 cucumerina, 135 

 Echinococcus, 135 

 saginata, 134 5 proglottis, 159 ; 

 (mediocanellata) sexual organs, 

 159 



scolices, 164 

 VOL. I 



Tcenia serrata, 135 ; nervous system of 



scolex, 147 



, , solium, 135 ; proglottis, 159 ; sco- 

 lex, 164 ; Finn 172 

 Taenioles, 75, 78 

 Talitrus, 296 

 Tanais, 293 

 Tarantula, 510 

 Tardigrada, 544, 545 

 Tartaridce 509 

 Tegenaria, 510 

 Tdphusa, 299 

 Telson, 322 

 Tenebrionidce, 441 

 Tentaculata, 72 

 Tentaculocyst, 69, 95 

 Tenthredinidce, 442 



Tenthredo, mouth parts of larva, 449 

 Terebellidce, 182 

 Terebrantia, 442 



Terebratula, 185 



,, vitrea, 226 

 Terga, 304 



Termitidce, 440 



Tessera, 71 



Testicar dines, 185 



Tethya, 61 



Tetracorallia, 70 



Tetranychidce, 510 



Tetraphyllidce, 162 



Tetrapneumones, 510 



Tetrarhynchus, 134 



Tetrastemma. 178 



Tettigonia, 441 



Tettix, 439 



Thalassema, 182 



Thalassicolla, 6 



Thalassoplancta, 6 



,, brevispicula, 6 



Tkamnotrizon, 439 



Theca, 68, 99 



Thecidium, 185 



Thelyphonidce, 509 



Thelyphonus caudatus, nervous system, 

 519 



Therevidce, 44% 



Theridium, 510 



Tharacostraca, 296 



Thrips, 440 



Tkysanoessa gregaria, thoracic feet, 321 



Thysanopoda, 298 



Thysanoptera, 440 



Thysanozoon, 133 



Thysanura, 439 



Tineidce, 442 



Tintinnus, 11 



Tipularia, 44$ 



Tomopteridce, 182 



Tortricidce, 442 



Tracheae, 477 ; structure, 478 

 ,, book-leaf, 530 

 ,, tubular, 529 



Tracheal gills, 457, 482, 483 



2 o 



