Plate XVII. 
Phil. Soc. Proc. xiv., Pt v. 
Fig. 1. The microcephalia brain. (A) Lat- 
eral aspect of the left hemisphere. (B) 
Lateral aspect of the right hemisphere, 
with depressed occipital cortex. 
Fig. 2. The microcephalia brain. (A) The 
mesial aspect of the right hemisphere, with 
depressed occipital cortex. (B) The mesial 
aspect of the left hemisphere. 
Fig. 3. The microceplialic brain. Part of the mesial aspect of 
the right hemisphere, to shew the attenuated splenium cor- 
poris callosi (Spl.), and the gyrus of Betzius (R). 
