456 



INDEX 



TADPOLE, grafting in, 408, 421 

 Taenia echinococcus, 326, 342 



saginata, 325, 341 



solium, 325 

 Tape-worms, 325 



life of, 341 



Taste, development of, 167 

 Tactile corpuscles, 160, 162 



sense, development of, 158, 160 

 Tchistowich on blood, 306 

 Telophase, 106 



Temperature and the regenera- 

 tive function, 395 



effect on bacteria, 38 

 on eggs, 40 

 on man, 40 



maximum, 39 



minimum, 39 



optimum, 39 



response to, 37 

 Tentacles, 127 

 Testis, 192 

 Tetanus, 36 



bacillus, 319 



toxic product of, 352 

 Texas cattle fever, 335, 348 

 Thermal stimulation, response 



to, 37 



Thermotropism, 37, 43 

 Thury on sex determination, 230 

 Ticks, 333 



Tissue, growth of, in vitrio, 312 

 Toadflax, bastard, 323 

 Tooth, transplantation of, 417 

 Touch, sense of, 46 



development of, 160 

 Toxins, 47, 360 

 Toxophores, 367 

 Transfusion of blood, 311 

 Transplantation in surgery, 414 



Treat, 230 



Trematoda, 325 



Treviranus, 25, 272 



Trichinella spiralis, 326 



Trichocephalus dispar, 326 



Trichodinse, 324 



Trichomonas, 324 



Triploblastic larvae, 210 



Trombidium, 337 



Trophoplasm, 246 



Tropical dysentery, parasite of, 

 324 



Tropisms, 37 



Trypanosomes, 324, 347 

 flagella of, 79 



Tsetse fly, 347 



Tuberculosis, bacillus of, 320 



Tumors, implantation of, 422 



Twins, 226 



Tyndall, experiments on spon- 

 taneous generation, 26 



Type, conformity to, 237 



U 



UHLENHUTH on blood, 306 

 Ullman on grafting, 411 

 Ulothrix zonata, sporulation in, 



177 

 Units of Spencer, 239 



VACCINATION, 378 

 Vaccine treatment, 385 

 Vacuoles, contractile, 13, 101 



in cells, 101 

 Van Dusch, 25 

 Van Helmont, 22 

 Variety, 297 

 Vascular system, development 



of, 130 



