INDEX 



Transubstantiation, 426. 

 Treviranus, 79. 

 Tropesis, 296, 308. 

 Trophoplasts, 143. 

 Truth, nature of, i, 2, 4. 

 Tubingen school, the, 72. 

 Turgescence movements, 274, 



275- 

 Turgor, 273-275. 



Types of organic structure, 1 7 3- 



184. 



Unequal value of life, 390. 



Value of modern life, 408, 409. 



Variability in species, 373. 



Variation movements, 274. 



Veddahs, the, 393. 



Vegetal diet, 227. 



Vertebrates, mind in the. 328; 

 motor apparatus of the, 

 283, 284; succession of the, 



327- 

 Verwom, Max, on enzyma, 46; 



on the nature of life, 28; 



on the origin of life, 348. 



Vibratory movement, 271. 



Virchow and evolution, 323; on 

 the aim of science, 5. 



Vital force, the, 47-51. 



movement, 266-286. 



Vitalism, 47-51, 459. 



Voluntary movement mechan- 

 ical, 262-264. 



War, 400, 409. 



Watch compared with organ- 

 ism, 30. 



Water-feet, 280. 



Water- vessels, 230. 



Weismann on immortality, 99- 

 10 1 ; on selection, 364; on the 

 structure of plasm, 137. 



Will, freedom of the, 263, 265, 

 286. 



Wind-pipe, the, 232. 



Woman, improvement in posi- 

 tion of, 402. 



Zehnder on the origin of life 



.344- 

 Ziegler on instinct, 418. 

 Zoomonera, 193, 219. 

 Zooplasm, 213. 



THE END 



