Ostwald, 41, 62, 67, 85, 104, 237, 258, 289, 295 _et seq._ Paracelsus, 26, 146, 312 Pascal, 74, 161 Pasteur, 53, 191, 222 _et seq._, 237, 250, 288, 346 Payen, 151 Persoz, 152 Petit, 180 Pettenkofer, 210 Pfeffer, 175, 193 Pflüger, 12, 56, 135, 144, 176, 210, 213 Philpotts, 46 Pictet, 233 Pitcairn, 35 Plato, 35, 307 Plosz, 180 Poincaré, 62 Poisson, 63 Preyer, 192, 252 _et seq._ Priestley, 115 Ptolemy, v. Pythagoras, 18 Rauber, 237, 288 Raulin, 191 Regnault, 117 Reinke, 3, 32 Renan, 240 Ribbert, 208 Ribot, 247 Riche, 271 Richet, 50, 126, 140 Richter, 252 Rindfleisch, 4 Roberts-Austen, 237, 271-2 Robin, 62, 177 Rosenthal, 126 Rouvier, 160 Roux, 46, 165 Rubner, 129, 130, 140 _et seq._, 210 Rumford, 80 Sabatier, 242 Sachs, 161, 194 Salles-Guyon, 252 Sanderson, Burdon, 176 Scaliger, 241 Schleiden, 159 Schopenhauer, 346 Schwartz, 162 Schultze, 160, 326 Schultzenberger, 174, 162 _et seq._ Secchi, 88 Seguin, 58 _note_, 90 Senebier, 115 Siven, 145 Spallanzani, 43, 233 Spencer, Herbert, 46, 247, 354, 358 Spring, 272 Stahl, 3, 9, 12, 35, 146 Stammreich, 137 Stead, 237 Stohmann, 129, 130, 140 Strassburger, 161, 350 Swann, 159 Swift, 262 Tait, 53 _note_, 66 Tammann, 237, 253, 295 _et seq._ Thales, 34 Thomson, Sir J. J., 279 Tissot, 12 Tomlinson, 264 Trembley, 22, 206 Tsuboï, 145 Tylor, 8 Verworn, 206, 252, 257 Violette, 295 Virchow, 318, 326 Voit, 119, 133 _et seq._, 210 Vries, de, 46, 258, 355 Vulpian, 24 Waage, 83 Waller, 47, 206 Wallerant, 282-3 Warburg, 264 Watt, 76 Weismann, 46, 167, 336, 343 Wertheim, 264 Whitman, 46 Widersheim, 351 Wiedermann, 264 Wiesner, 167 Willis, 36, 147 Winternitz, 126 Yung, 233 Zuntz, 133, 136, 210 INDEX OF SUBJECTS. Activity, functional and vital, 106 _et seq._, 217 _et seq._ Aerobia, 193 Age, old, Book v. Albumin, 178 Albuminoids, 178 Alcohol, 136 Alimentation, 116 _et seq._ Alloys, structure of, 273 Anærobia, 193 Animism, 6, 7, Chap. ii., _passim_ Annealing, 275 Apposition, 291 Archeus, the, 25, 26, 33 Arginin, 187 Assimilation, law of functional, 110, 213 Atomicities, satisfied, 185 Atrophy, 326 Attraction, energy of position, 64 Balance, sheet, nutritive, 118 Beliefs, primitive, 239 Bioblasts, 253 Biophors, 167 Blas, the, 25, 33 Blood, lavage of, 192 Brain, and death, 315 Butylic ferments, 193 Butyric ferments, 193 Calorie, 125 _note_ Calorimeter, ice, 126; bomb, 128 Caprice, of Nature, 45 Cause, final, 45 Cells, 48, 147; somatic and sexual, 343 Cellular theory, 158 _et seq._ Centrosome, 163 Chromosome, 165 Cicatrization, 287 Complex, homogeneity of the, 245 Conductibility, 26