106 



LECTURES ON THE CENTRAL NERVOUS SYSTEM. 



the latter bodies it emerges from the tegmentum and lies on the 

 surface. 



We distinguish the anterior and the posterior quadri- 

 geminal bodies. This distinction is only visible to the naked 





FIG. 60. 



The brain-structures from the thalamus to the spinal cord. The cerebellum is divided 



and the left half removed. 



Bindenrm, Peduncle. Klr.inhirn, Cerebellum. NacMirn, After-brain. 



Hinterliirn, Hind-brain. Mittelhirn, Mid-braia. Rufkmmarh, Sp. cord. 



Hirnnchenkel, Pedunc. cerebri. Zwischenhirn, Inter-brain. 



eye in the case of some mammalians; in all other vertebrates the 

 anterior quadrigeminal bodies are so large that the posterior 

 ones disappear beneath them, and seem like a little ganglion 



