476 



SUBJECT INDEX. 



Spirostmnum, 375 

 Splanchnopleure, 187 



tongida, 30, 184, 209, 349, 378 

 ongilla, 31, 81, 209 

 Spontaneous generation, 399, 400 



57 

 mantis, 142 

 jlinus olens, 244 

 Stav/rophora laciniata, 303, 305 

 Stemmata, 355, 359 

 Stentor polymorphus, 81, 375 

 JSteplianoceros, 387 

 Sternaspis, 224 

 Stetheophyma grossum, 194 

 Stigmata, 228, 231 

 Sting, bee's, 45 

 Stomach of Astacus, 61 

 Stomachs, 40, 42, 44, 48, 51, 56, 58, 



59, 65, 66, 67, 70, 72 

 Stomapoda, 44 

 Strepsiptera, 327 

 Stridulation, 433, 435 

 Strdbila, 411 



Strongylocentrotvs lividus, 149, 150 

 Suckers, 28, 36 

 Sustentative functions, 2, 3 

 Syllis, 426 

 Synapta, 414 

 Synthesis of albumin, 1 1 

 Syriphidce, 433 



Tmnia, 36, 320, 402 



crassicollis, 320 



rophalocera, 320 



serraia, 85 



transversalis, 320 

 Talitri, 396 



Tape-worms, 36, 37, 320, 402 

 Tardigarda, 47, 439 

 Taurocholic acid, lOl, 103, 112 

 Teeth, chitinous, 37, 38, 42, 58, 68 

 Tegenaria domestiea, 49, 100, 166, 



269, 270 

 Telson, 50, 331, 396 

 Tentacula, 28, 29, 37, 40, 64, 65, 366, 



379. 387. 398 

 Tentacidifera, 28 

 Terebella, 153, 226 

 Terebratula, 338, 339 

 TerebratvMna septentrionalis, 276 

 leredo, 283 



Tethys fimbria, 143, 169 

 Tetrabranchiata, 72, 74, 236, 341, 367 



368, 369 

 Tetramitus rostratus, 406 

 Tetronerythrin, 148, 149, 157 

 Tettigidce, 435 

 Thalassema, 224 



ThalassicoUa, 80 

 Thoracic feet, 57 

 Thread-worms, 39 

 Thrips, 42 

 Thysanura, 41 

 Tiaropsis indicans, 305 

 polydiademata, 302 

 Tissue-respiration, 208, 218, 231, 237, 



240 

 Trachea, 40, 137, 207, 228, 229, 231, 



240, 260, 264, 265 

 Trematoda, 35, 36, 86, 180, 187, 387, 



420, 421, 422, 423 

 Tretenterata, 66, 338 

 Trichoscolices, 35, 85, 187, 223, 320, 



352, 386, 418 

 Trigonia, 397 

 Trilobita, 51, 400 

 Trochal disc, 35, 387, 419 

 Trockus, 366 



cinerarius, 238 

 Trombidiwn, 440 

 Trypsin, 82, 86, 89, 96 

 Tubicola, 354, 388 

 Tuhifex, 424 

 Tunicata, 75, 113, 205, 239, 245, 343, 



452 

 Tv/rbanella, 39, 187 

 Turbellaria; 35, 36, 320, 352, 386, 



418 

 Turbo, 366 

 TurriteUa, 450 

 Types of nutrition, 21 

 Typhlosole, 69,70, 117 

 Tyrosin, 13, 14, 73, 82, 90, loi, 102, 



III 



IJMBEELliA of Medv^(e, 298, 299 



Unio, 105, 237, 239, 279 



Units, morphological, 2 

 physiological, 3 



Uraster rubens, 4, 83, 85, 220, 254, 

 380, 415 



"Urate cells," 265 



Urea, 13, 252, 265, 279, 282, 284, 286 



Uric acid, 13, 96, 246, 247, 248, 254, 

 256, 257, 259, 265, 266, 267, 270, 

 271, 274, 279, 281, 283-286 



Urochordata, 75 



Vacuoles, contractile, 25, 26, 28, 29, 

 30, 183, 184, 208, 240, 243, 246, 

 248 

 gastric, 28, 120, 184 

 Vascular systems, 35, 182, 185, 189 

 Veil of Medusae, 298 

 Vdella, 81 



limbosa, 211 



