Leucines, 183 Leucites, 163 Life, defined, 28; latent, 233; physico-chemical theory of, 36; elementary, 321 Linin, 163 Mass, and matter, 63 Materialism, 34 Matter, 37, 60, 62; and mass, 63; two kinds of, 63; life of, 236 _et seq._; brute and living, 249 _et seq._; organization and constitution of, 255 _et seq._; defined as extension, 64; conservation of, 65 “Memory,” of metals, etc., 265 Merotomy, 47 Metabolism, 117 Metazoa, evolution and death of, 340 _et seq._ Meteoric cosmozoa, 252 Micellar theory, 166 _et seq._ Microcosms, 163 Micro-organisms, culture of, 297 Mitomes, 169 Mobility of stars, 260 Modality, twofold, of soul, 12 Molecules, organic, 254 Monism, 34, Chap. iv. _passim_, 63 Montpellier, the school of, 35 Motion, cause of, 71; kinetic conception of molecular, 263 Morphogenesis, idea of, 46 Movements, internal of bodies, 262; Brownian, 266 _et seq._ Mutability, 80, 188 _et seq._; of living matter, 259 _et seq._; of brute bodies, 259 _et seq._ Necrobiosis, 326 Neo-vitalism, 15, 29, 32 Neurility, 27 Nickel, steels, 277 Nisus _formativus_, 46 Nous, the, 18, 239 Nucleins, 179, 180 _et seq._ Nucleo-albuminoids, 178; -proteids, 177 _et seq._ Nucleus, 163 _et seq._; hexonic, 186 Nutrition, directed, 205, 209 _et seq._, 227 _et seq._, 290 _et seq._ Organogenesis, 282 Organs, organization of, 314; death of, 315; perfect, 319 Pangenes, 167 Panspermia, 252 Parameter, mass the mechanical, 63 Phenomena, vital, 44, 51, 189; modes of motion, 61 Photography, colour, 277 Physiology, general, 56; cellular, 56 Plants, and immortality, 330 Plasomes, 167 Plurivitalism, 25 Power, 70, 75 Principle, vital, 15 _et seq._ Properties, vital, 25, 103 Proteids, 178 Protoplasm, 109 _et seq._, 175 _et seq._, 231 _et seq._; life in crushed, 257 _et seq._ Protozoa, immortality of, 352 _et seq._ Psyche, 239 Pyrozoa, 253 Regeneration, normal, 205; accidental, 206 Reparation, mechanism of, 288 Repose, functional, 109, 217 _et seq._ Reserve stuff, 106 _et seq._, 212, 230 _et seq._ Rachidian, soul, 12 Senescence, 305 _et seq._ Sensibility, in brute bodies, 244 Solidarity, of anatomical elements, humoral and nervous, 317 Soul, the, 7 _et seq._ Space, 69 Specificity, vital, 48 Spireme, 165 Spongioplasm, 162 States, initial and final, 128 Swelling, 167 Synthesis, organizing, 109 Tagmata, 169, 175 Teleology, 43 Tetanus, bacteria of, 193 Thermogenesis, 140 Time, 69 Tonus, muscular, 119 Trees, and immortality, 330 _et seq._ Tripod, vital, 2, 314 Turgescence, 168 Universe, the, mechanical explanation of, 60; the end of the, 95 Unity, chemical, of living beings, 173 _et seq._, 321; morphological, 321 Vacuoles, 113