476 



SUBJECT INDEX. 



Spirostomuin, 375 

 Splanchnopleure, 187 

 fSpoiKjida, 30, 184, 209, 349, 378 

 SpoiujilUi, 31, 81, 209 

 Spontaneous generation, 399, 400 

 tSquilla, 57 



mantis, 142 

 /Staphylinus oleiis, 244 

 tStaurojyhora luciniutd, 303, 305 

 Stemmata, 355, 359 

 Stentor pohimorplms, 81, 375 

 Stephanoreros, 387 

 Sternaspis, 224 

 ^tetlieophyma f/rossum, 194 

 Stigmata, 228, 231 

 Sting, bee's, 45 

 Stomach of Astacas, 61 

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

 ^ 59, 65, 66, 67, 70, 72 

 tStumupoda, 44 

 f^trepslptera, 327 

 Stridulation, 433, 435 

 titrohila, 411 



Strong ylocentrotus lividus, 149, 150 

 Suckers, 28, 36 

 Sustentative functions, 2, 3 

 Syllis, 426 

 Synapta, 414 

 Synthesis of albumin, 1 1 

 Syriphkla; 433 



Tceniti, 36, 320, 402 



crassicollis, 320 



rophalocera, 320 



aerrata, 85 



transversulis, 320 

 Talltri, 396 



Tape-worms, 36, 37, 320, 402 

 Tardigarda, 47, 439 

 Taurocholic acid, loi, 103, 112 

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

 Tcgciuiria domestica, 49, 100, 166, 



269, 270 

 Telson, 50, 331, 396 

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



^,379, 387. 398 _ 



Tvidaculifcra, 28 



Tcrehella, 153, 226 



Terebratidu, 338, 339 



Terebrdtidina nqitentrionalls, 276 



leredo, 283 



Tetliys fimbria, 143, 169 



Titi-abranchiata, 72, 74, 236, 341, 367 



^ ,368, 369 



Tetrcanitus rostratus, 406 



Tetronerythrin, 148, 149, 157 



Tcttigidce, 435 



IVudassema, 224 



Thahtssicolla, 80 

 Thoracic feet, 57 

 Thread-worms, 39 

 Thrips, 42 

 Thysanura, 41 

 Tiaropsis indicans, 305 

 polydiademata, 302 

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



240 

 Trachefe, 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 

 Trochus, 366 



cinerarius, 238 

 Trombidium, 440 

 Trypsin, 82, 86, 89, 96 

 Tubicola, 354, 388 

 Tubifex, 424 

 Tumcata, 75, 113, 205, 239, 245, 343, 



452 

 TurbaneUa, 39, 187 

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



418 

 Turbo, 366 

 Turritella, 450 

 Types of nutrition, 21 

 Typhlosole, 69, 70, 117 

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



III 



Umbeella of lledusce, 298, 299 



Unio, 105, 237, 239, 279 



Units, morphological, 2 

 physiological, 3 



Uraster riibens, 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, 283-2S6 



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 J\ledus(t;, 298 

 Vddlft, 81 



limbosu, 211 



