52 Edward F. Malone. 



PLATE VI. 



Macacus Rhesus. Sebies A. 



Magnification of Figs. 19 to 22 = 6% diameters. 

 Magnification of Figs. 19A to 22A = 2V4 diameters. 



# = Cells of the nucleus tubero-mammillaris (nucleus mammillo-infundib- 

 ularis). 



• = Cells of the substantia grisea ventriculi tertii. 

 A = Cells of the nuclei tuberis laterales (n. t. I.). 

 O = Cells of the ganglion opticum basale (g. o. b. ). 

 JCells of the corpus hypothalamicum (Luysil). 

 Q~ \ Cells of the nucleus ansae peduncularis. 



° = Cells of the ganglion mediale corporis mammillaris. 



^ = Cells of the nucleus intercalatus corporis mammillaris. 



. = Cells of the cortex cerebri. 



>- = Cells of the globus pallidus nuclei lentiformis. 



Note in Fig. 22 the group of densely packed cells of the substantia grisea 

 located just lateral to the third ventricle (see text). 



