406 



THE BRAIN OF THE TIGER SALAMANDER 



Reflexes 



circular, 39, 76, 169, 231 



conditioned, 31, 38, 62, 66, 74, 221, 230, 

 234, 273 



definition of, 76, 205 



in general, 29, 39, 72, 76, 155 

 Reinforcement, 81, 99, 202 

 Reiser, O. L., 108 

 Reissner's fiber, 25 

 Reptiles 



corpus striatum of, 97, 103 



cortex of, 91, 100, 102 

 Reserves, nervous, 66, 114 

 Reticular formation; sec Formatio reticularis 

 Retina, 51, 79, 219, 222, 230, 231, 268 

 Rhombencephalon, 40, 116, 119 



Ridge 



anterior commissure, 24, 232, 254, 291 

 chiasma, 213, 232, 280 

 di-telencephalic, 232, 233 

 dorsal tectal, 222 

 dorsal ventricular, 103 



Rothig, P., 11, 255 



Rohon-Beard cells, 127, 141, 142 



Romer, A. S., 14 



Roofe, P. G., 11, 18, 25, 26, 322 



Rudebeck, B., 12, 53, 92, 104, 117, 118, 232, 



233, 248, 250, 291 

 Russell's fasciculus, 161 



Saccus 



dorsalis, 25, 231, 250 

 endolymphaticus, 25, 26, 27 

 vasculosus; see Hypophysis, pars nervosa 



Salamanders, in general, 3, 6 



Salamandra, 11, 23, 26, 117, 125, 126, 153, 



160, 175, 253, 255 

 Salientia, 4 



Scharrer, E., 52, 136, 147, 227, 245 

 Schema, 90 

 Schriever, H., 136 

 Schiitz's fasciculus; see Fasciculus longitudi- 



nalis dorsalis 



Selachians 



cerebral cortex of, 104 



nucleus of f. solitarius of, 149 

 Senescence of tissue, 112 

 Sense organs; see System 

 Septum, 20, 53, 242, 258, 260, 266, 274 

 Shanklin, W. M., 37 

 Sheldon, R. E., 146 



Sherrington, C. S., 41, 78, 143, 178, 203, 206 

 Siredon, 4 

 Siren, 11, 153 

 Smell, organs of; see System, olfactory 



Smith, G. E., 76, 103 



Smith, S. W., 147 



Soderberg, G., 12, 104 



Somatic organs; see System, somatic 



Sosa, J. M., 125 



Speidel, C. C, 135 



Spelerpes, 11 



Sperry, R. W., 113, 137, 228, 229 



Spinal cord, 40, 41, 125 



Spontaneity, 75, 81, 114, 209 



Stensio, E. A., 115 



Stimulus-response; see Reflexes 



Stone, L. S., 132, 227, 228 



Stria 



cornea; see Stria terminalis 



meduUaris thalarai, 94, 242, 244, 247, 256 



olfactoria lateralis, 269 



semicircularis ; see Stria terminalis 



terminalis, 242, 248, 255, 273, 274 

 Stroer, W. F. H., 228 

 Strong, O. S., 68, 131 

 Subiculum, 104, 266 

 Substantia 



alba, 28, 34 



grisea, 28, 34 



nigra, 185, 189, 218 

 Subthalamus, 21, 51, 240 



Sulci 



arrangement of, 19, 233, 322 

 definition of, 9 



Sulcus 



diencephalicus ventralis, 232, 250 



dorsalis thalami, 237 



hypothalamicus, 232, 241 



hypothalamicus dorsalis, 241 



intraencephalicus anterior, 117, 212, 232 



intraencephalicus posterior, 117, 179, 212 



intrahabenularis, 250 



isthmi, 20, 21, 116, 118, 179, 193, 213, 215 



lateralis mesencephali, 25 



limitans, 117 



limitans pedunculi (.s-.), 21, 215 



medius thalami, 237, 239 



paramedianus, 183 



posthabenularis, 232, 250 



preopticus, 118, 241 



striaticus, 96 



subhabenularis, 250 



subpallialis, 232 



ventralis thalami, 232, 239 

 Sumi, R., 12, 25, 181 

 Summation, 80, 202 

 Suppressor bands, 79, 206 

 Suprasegmental apparatus, 119 

 Synapse, 29, 31, 79, 138, 203 

 Synthesis; see Integration 



