Ilfi 



l'l<:i{(l\ AL HAII.KV 



p. c V I , p a 



Fig 12 



--C p. 



n, posr 



Fig. 22 Median view of a model of the forebrain from the 32 mm. embryo, 

 H41. X 12^. The dotted line follows the sulcus limitans. 



Fig. 23 View of the anterior end of the model of the forebrain from the 19mm. 

 embryo, H 173, shown in figure 18. X 22|. View taken slightly from the medial 

 side and above. A portion of the median hemisphere wall and lamina terminalis 

 has been removed exposing the corpus striatum. 



Fig. 24 View of the posterior extremity of the corpus striatum, in the model 

 of the forebrain of the 32 mm. embryo, H 41, shown in figure 22. X 12^. View 

 taken from above, behind and lateralward. 



