PLATE 25 
EXPLANATION OF FIGURES 
87-88 Neurones of the nucleus prerotundus, Golgimethod. X93. From sag- 
ittal sections. 
89 Transection immediately caudal to the level of the commissura posterior. 
Toluidin blue method. X 46. 
90 Cells of the nucleus rotundus. Toluidin blue method. ™X 575. Shows the 
typical arrangement of the cells in scattered groups. 
com. post., commissura posterior; fasc. retr., fasciculus retroflexus; nucl. ant. 
tub., nucleus anterior tuberis; nucl. cbl. hyp., nucleus cerebellaris hypothalami; 
‘nucl. dif. lob. lat., nucleus diffusus lobilateralis; nucl. prerot., nucleus prerotundus ; 
nucl. rot., nucleus rotundus; rec. lat. hyp., recessus lateralis hypothalami. 
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