306 



INDEX 



Chemical theory of electrotonus, 161 ; 

 of instincts, 177-199 ; of heredity, 

 201-212; of mental diseases, 207; 

 of sensations, 291-294 



Chemotropism, 88-90, 186-188 



Christiani, 243 



Chun, 193 



Ciona, 35-38 



Circles of touch, 211 



Circus-movements. See Forced Move- 

 ments. 



Claus, 49 



Colour-sensations, 291 



Compensatory motions, 143 



Consciousness. See Associations. 



Contact irritability, 54. See also 

 Stereotropism. 



Coordination, 10 



in dog, 86, 87, 174 



in earthworm, 84-86 



- in frog, I39-H3 



- in Medusa, 23-27, 2933 



of heart-beat, 25-30 



of respiratory motions, 107 



relation to cerebellum, 173 



relation to memory, 216 

 Cranial nerves, 135 

 Crayfish, 114, 162 



Crura cerebelli, 168, 171 



Cucumaria, 66 



Cyon, v., 135, 274, 276 



Darwinian views, 232, 253 

 Depth-distribution of marine animals, 

 69, 190 



migration of marine animals, 190- 



193 



Deviation conjugue'e, 151 

 Discrimination-power of Actinians, 50 

 Dog, reflexes of, 86, 137 



localisation in cerebral hemis- 



pheres, 260-274 



removal of spinal cord of, 43 



without cerebral hemispheres, 246- 



248 



Dohrn, 134 

 Donaldson, 258 

 Double-headed Actinians, 52 



- Planarians, 81, 82 

 Duval, 258 



Duyne, van, 81, 82, 100 

 Dynamometer, experiments with, 

 294-298 



Ear. See Auditory Nerve. 



Earthworm, 84-90 



Echinoderms, 61 



Education, 233 



Eel, 142, 164, 248 



Eimer, 219 



Electrical stimulation, 160-170, 173 



264, 290, 291 

 Electrotonus, 162, etc. 

 Eledone, 131 

 Engelmann, 137 

 Eudendrium, 179 

 Exner, 250, 258 

 Ewald. See Goltz and Ewald. 



Faivre, 104, 113, 125 



Falcon, 245 



Fechner, 296 



Ferrier, 36, 173, 176 



Fish, 141, 152-154, 175 



Flechsig, 275 



Flourens, 104, no, 116, 139, 149, 



168, 170-176, 239, 264 

 Fly, larvae of, 186-188 

 Food, taking up of, after lesions of 



hemispheres, 245 

 Forced movements, 105, 119, 150- 



159, i?i 

 Forel, 233 

 Free will, 234 



Friedlander, 85, 86, 88, 100 

 Fritsch, 265 

 Frog, spinal cord, 139-145 



cerebral hemispheres, 139 



clasping reflex, 238 



croaking reflex, 142, 238 

 Frontal lobes and intelligence, 275 

 Fundulus, 252 



Gall, 277 

 Galvanotropism, 178 



of Amblystoma, 160-162 



of crayfish, 163 



of Palsemonetes, 164 



theory of, 161 

 Gammarus, 231 



Ganglion, importance of, for reflexes. 



4, 36, 46 ; for coordination, 5 



20-25, I0 



Ganglion, trophical functions, 136 

 Garrey, 160, 231 

 Gaule, 210, 212 

 Geotropism, 120 



and depth-migration, 193 



