NEEVES OF THE DOGFISH 



361 



:gbr.X4'gbr.X3 gbr.X2gbr.X1 



Fig. 39 A horizontal section through the dorsal lateral-line root of the facial 

 nerve. X30. 



Fig. 40 A horizontal section through the lateral-line root and a visceral 

 sensory root of the vagus nerve, showing that the lateral-line root fibers all pass 

 anteriorly on entering the brain. A composite of three sections. X25. 



Fig. 41 A parasagittal section through the right vagal ganglionic complex, 

 showing the segmental arrangement of the branchial ganglia. X31. 



Fig. 42 A cross-section through the roots of the right vagus nerve, showing 

 the distinctness of the individual roots and ganglia. Section 1279. X31. 



