i82 Journal of Compakative Neuuolo(;y. 



of the epiphysis is seen above, cp. S.c, commissura Sjlvii; P <., post- 

 commissura; A/.l>., Meynert's bundle; //a,, Hypoariuin. 



/'7i^. 6. Transection at the middle of the optic lobes. ///, third 

 nerve in a groove between the hypoaria and lateral lobe of the thalamus. 

 The tori project medianly into the ventricle. 



J^t'g: 7. Transection through the posterior part of the optic lobes. 

 /F, fourth nerve; r'o/., volvulus, or portion of the cerebellum thrust 

 into the optic ventricle. 



J^iff. <s'. Transection through the medulla and cerebellum at the 

 opening of the recessus lateralis, 



^I'i^'^- 9-10. Dorsal and ventral views of the entire brain of the gar. 

 The bi-lobed mass lying behind the cerebellum is not of a nervous 

 character. 



