SENSE ORGANS 



119 



TABLE 79*. Continued 



Order of myelinalion in the nervous system of the rat Watson ('OS) 

 Cerebrum 



7. Sense organs. Eye. Collins ('22) has given a few measure- 

 ments on the eyeball, cornea and the lens of the rat table 80. 



TABLE 80 

 Measurements on the eye 



DIAMETERS IN MILLIMETERS 



TABLE 81 

 Common rat mature cochlea 



