DEVELOPMENT OF THE SKULL OF EMYS 



B. W. KUXKEL 



PLATE 5 



ff 



t pf . , . 



fa. 



Lap. 



\ ^ 



fge 



CSP 



/t A.*^^*^ 



c.per. 



x_. 



^ --A ^ 



y 



28 



G.sac. 



zq 



EXPLANATION OF FIGURES 



28 View from left side of the same model showing the occipital and otic regions 

 only, with the palatoquadratum removed in order to expose the lateral surface of 

 the otic capsule. X 20. 



29 Lateral view of a model of the cavity of the right otic capsule of the s.ame 

 embryo as the above. X 24. 



779 



