THE BRAIN OF FOSSIL MAN 
427 
the parts lying in the middle line which greatly diminished 
the real size of the brain. When the parts are readjusted, 
the brain cast takes the form and size shown in fig. 159. 
The asymmetry of the two sides has largely disappeared. 
The arrano^ement of the meningeal vessels and of the 
Fig. I i9. — Drawing of the upper aspect of the PiUdown brain ca^t as restored 
by the Author. The stippled area represents the missing parts -the parts 
filled in from inference. 
convolutions of the left side are seen to harmonise with 
those of the right. At the same time the large areas of 
the brain, representing the higher association centres, 
are restored, and we obtain a brain primitive in some 
respects, it is true, but in all its characters directly com- 
parable to that of modern man (compare figs. 155 and 1 59). 
Indeed the only features in this ancient brain which seem 
