430 Journal of Comparative Neurology and Psychology. 



arations showing only the intrinsic type II cells. In Acipenser 

 Johnston ('oi) finds these cells similar to my impregnations of 

 the cyprinoids, but much simpler. 



J^z'^. jj. Portion of a transverse section through the oblongata of Ameiurus 

 nebulosus in the cephalic part of the vagal lobe. From a Golgi preparation. 



X 9°- 



The section illustrates terminal arborizations of the most cephalic fibers of 

 the gustatory root of the vagus among the dendrites of the neurones of the later- 

 al secondary group and the course of the neurites from the latter through the 

 raphe toward the substantia reticularis of the opposite side, a.s.g.t., ascending 

 secondary gustatory tract from vagal lobe ; d.s.g.t., descending secondary gusta- 

 tory tract from facial lobe ; sp. V., spinal V tract. 



