THE FISH 139 



note the pineal body; (e) cerebellum; (/) medulla oblongata, 

 from which continues the cord. 



9. Nerves. The ten pairs of cranial nerves are very 

 similar to those of the frog and have the same names. The 

 spinal nerves may be exposed and their distribution studied 

 as may be directed by the instructor. 



Make drawings to show the nervous system. 



