342 



THE MORPHOGENESIS OF THE CENTRAL NERVOUS SYSTEM 



FIG. 330. A transverse section through the telencephalon of an 83 mm. embryo (after His). 77*, 

 thalamus; cs, corpus striatum; hf, hippocampal fissure; fa, marginal gray seam; fi, edge of white sub- 

 stance. 



Chorioid fissure 



Sup. colliculus 



Inf. colliculns 



Cerebellum 



Nucleus 

 candaliis 



Olfactory lobe 



FIG. 331. Lateral view of the brain of a 53 mm. fetus. The greater part of the pallium of the 

 right cerebral hemisphere has been removed, leaving only that covering the lenticular nucleus, and 

 exposing the internal capsule, caudate nucleus and hippocampus (His). 



