INDEX 



605 



Cell, flagellated, 247 



form of, 74 



growth of, 529 



multinucleate, 71, 89 



reproduction of, 531 



size of, 78 



specific gravity of, 97, 229 



turgor of, 226 

 Cell- community, centralisation in, 576 



constitutional relations of, 567 



differentiation in, 573 



division of labour in, 573 

 Cell-constituents, general and special, 



64 



Cell-differentiation, 573 

 Cell-division, action of narcotics upon, 

 374 



direct, 191 



equal, 195 



forms of, 191 



indirect, 193 



mechanics of, 531, 533 



multiple, 196 



partial, 196 



reducing, 197 



total, 195 



unequal, 195 



Cell-life, mechanics of, 504 

 Cell-membrane, 65 



growth of, 168 



movement by swelling of, 222 

 Cell-metabolism, mechanics of, 518 



scheme of, 522 

 Cell-republics, 568 

 Cell-sap, 225 

 Cell-theory, 27, 65 

 Cell-turgor, 226 

 Cellulose, 112 



as secretion, 173 

 Cenogeny, 207 



Centralisation in cell-community, 576 

 Central nervous system, 577 

 Centrosome, 69 



in cell-division, 194 



quadrille of, 203 

 Centrotaxis, 447 

 Cesalpino, 12 

 Chaussier, 18 

 Chemical energy, introduction of, into 



organism, 212 

 Chemometry, 449 

 Chemotaxis, 429 

 Chemotropism, 429 

 Chitin, 173 

 Chlorophyll-bodies, 81 



cleavage of carbonic acid in, 217 

 Cholera, vibrios of, 287 

 Cholesterins, 110 

 Chondrin, 173 



Chromatic nuclear substance, 91 

 Chymosin, 171 

 Cilia, chemical stimulation of, 368 



electrical stimulation of, 41 8, 423, 428 



Cilia, mechanical stimulation of, 387, 

 570 



narcosis of, 375 



optical properties of, 99 



polar excitation of, 418 



thermal stimulation of ,393 



work of, 252 

 Ciliary movement, 247 



in absence of oxygen, 286 



metachronism of, 247, 570 

 Ciliata, galvanotaxis of, 458 

 Ciliated cells, 77, 247 

 Circulation of blood, 577 



of energy, 546 



of protoplasm, 239 

 Cleavage, discoidal, 196 



superficial, 197 



Climbing-plants, thigmotaxis of, 442 

 Ctosterium, Brownian movement in,, 

 220 



locomotion of, 231 



phototaxis of, 450 

 Coagulation of proteids, 106 



of silicic acid, 106 



-necrosis, 324 

 Cockroach, thigmotaxis of spermatozoa 



of, 442 



Ccelenterata, 317 



Cold, physiological effect of, 288 

 Cold-blooded animals, 217, 257, 288 

 Cold-centre, 391 

 Cold-rigour, 394 

 Coleps, food-ingestion by, 146 

 Collagen, 109 

 Colloids, 105 

 Colombo, 12 

 Colony, 59 



Colour-vision, Hermg's theory of, 493 

 Community, 59 

 Conchiolin, 109 

 Condensations, 43 

 Conduction, 360 

 Conjugation, 92, 200, 517 



of Infusoria, 343 

 Connective substances, 173 

 Consciousness, 33 

 Contact-action, 155 

 Contraction, 233, 244, 558 



Engelmann's theory of, 558 



relation of varieties of, 252 

 Cornein, 109 

 Corpulency, 331 



Correlation of parts in organism, 181 

 Cosmology of Ionic philosophers, 7 

 Cosmozoa, theory of, 300, 302, 307 

 Creatin, 109, 162, 163, 175, 305, 482 

 Creatinin, 109, 163 

 Crystalloids, 105 

 Ctenophora, ciliary motion in, 249,. 



570 



Cyanic acid, 306 

 Cyanogen, 305, 311, 482 

 Cytode, 68 



