PLATE 10 
EXPLANATION OF FIGURES 
22 Stage 5. Transverse section (205) through subiculum infundibuli and 
articular cartilage of pterygoid, < 30. 
23 Stage 5. Transverse section (199) through cartilago hypochiasmatica 
and optic chiasma, X 30. 
24 Stage 5. Transverse section (168) through solum supraseptale and 
fenestra septi, X 25. 
238 
