XI 



ADDENDUM. 



FUtTHER HISTOLOGICAL STUDIES (IX THE LOCALISATION OF CEREBRAL FUNCTION. 

 THE BRAINS OF FEL1S, ('AXIS AND SUS COMPARED WITH THAT OF HOMO. 



PART I. 



HISTOLOGY. 



.Method of examination .......... . 261 



The subdivisions of cortex recognised . . . . . . . . . . . 261 



/'I'/ix domesticus ................ 202 



The crucial or motor area, its structure and distribution .... . . 2G2 



The visual area, its structure and distribution ......... 263 



The postcrucial or sensory area, its structure and distribution ...... 2<>-t 



The parietal area, its structure and distribution ........ 265 



The ectosylvian area (A), its structure and distribution ....... 266 



,, ,, (B), its structure and distribution ....... 266 



The extrarhinic area, its structure and distribution ........ 267 



The limbic area, its structure and distribution ......... 267 



The pref rental area, its structure and distribution . . . . . . . . 268 



The lobus pvritbrmis, its structure and distribution ........ 268 



I 'mi la finil'iliiiris. 



Structure and distribution of areas corresponding to those defined in felis . . . 269 

 Sn,< communis. 



Idem 272 



PART II. 



A ci INSIDER ATIOX OF THE FUNCTIONS AND HOMOLOGIES OF THE AREAS DEFINED. 



The crucial area as the equivalent of the precentral area . . . 276 



The homologies of the fissure of Rolando . . . ..... 277 



The visual area ... 279 



The homologies of the tissura calc-arina .......... 279 



The lobus pyriforruis and hippocampal region ....... . 282 



The limbic area . . . .... ... 282 



The postcrucial area as the homologue of the postcentral area ...... 2S3 



The parietal area .............. 286 



The ectosylvian area as the homologue of the insula and of parts of the temporal lobe . 286 



The frontal area ..... 288 



liiiii'i'nl reflections mul conclusions ............ 288 



Lixf i <f references ............... 291 



Description of Plates . 292 



Indices of authors and subjects ............. 350 



