50 Edward F. Malonc. 



PLATE V. 

 Homo. Series D (Co.ntixued). 



Magnification of Figs. 15 to 18 = 5 diameters. 

 Magnification of Figs. 15A to ISA = 2 diameters. 



f Cells of the nucleus tubero-mammillaris (nucleus mammillo infun- 

 = .J dibularis). 



I Cells of the nucleus paraventricularis hypothalami. 

 • = Cells of the substantia grisea ventriculi tertii. 

 A = Cells of the nuclei tuberis laterales (n. t. 1.). (Examine with hand 



lens). 

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

 Q = Cells of the nucleus ansae peduncularis. 

 . = Cells of the cortex cerebri. 

 >- = Cells of the globus pallidus nuclei lentiformis. 



Note in Fig. 17 the closely packed group of cells of the substantia grisea 

 situated just lateral to the ventral tip of the third vtntricle (see text). 



Note in Fig. IS the cells of the basal optic ganglion crossing mid line 

 (see text). 



