GROWTH OF THE INNER EAR OF ALBINO RAT 



67 



In the rabbit the values decrease from birth till ten days, 

 then increase; therefore, they agree in general with my results 



50 

 40 

 30 



; 



25 



50 50 10O 20O 30O 40O 500 



Chart 15 The greatest height of the greater epithelial ridge (resp. of the 

 inner supporting cells) table 38, figures 4 to 12. 



70 

 44 



60 



5O 

 40 

 30 



s 



o 



25 



50 



50 IOO 20O 3OO 4OO 500 



Chart 16 The greatest height of the greater epithelial ridge (resp. of the 

 inner supporting cells) arranged according to the turns of the cochlea, table 38, 

 figures 4 to 12. 



on the rat, while in the cat they diminish from birth till thirty 

 days though irregularly. 



The absolute values are greater for the rabbit than for the 

 rat during the earlier stage, but afterwards they are similar. 



