152 



PKOFESSOR W. H. THOMPSON. 



a number were seen to bend downwards and radiate into the 

 cortex of the opposite temporal lobe. Some fibres turned 

 forwards into the internal capsule. These will be referred to 

 later. 



dd. 



Fig. 3. — Horizontal section through the brain of marmoset 6 at the level of 

 the upper part of the internal capsule, showing sites of degeneration. 



d. 1, internal capsule, side of lesion. 



d. 2, inferior longitudinal fasciculus. 



d. 3, tapetum, side of lesion. 



d. 4, tapetum, opposite side. 



d. 5, corpus callosum. 



d. 6, internal capsule, opposite side to lesion. 



But fibres of another set were also traceable from the seat of 

 the lesion tovxirds the region of the corpus callosum at its hinder 

 part. Here they entered the bundle of fibres known as the 



