UNILATERAL CEREBELLAR AGENESIA 385 
Fig. 12 Transverse section through the pons and pontile tegmentum just 
caudal to the emergence of the trigeminus. Weigert-Pal. 1, nodule of abnormal 
cerebellar cortex; 19, left restiform body; 2/, left juxtra-restiform body; 22, 
right juxta-restiform body; 27, spinal trigeminal root; 29, left pontile nuclei; 
31, right middle cerebellar peduncle; 32, left middle cerebellar peduncle; 33, 
left central tegmental tract; 37, left nucleus dentatus; 38, abnormal gray masses 
in ventral tegmentum; 39, abnormal fiber bundles in right central gray. 
