AAA PROF. G. ELLIOT SMITH ON 
The large projecting olfactory bulbs recall those of the 
Marsupial Perameles. The features of the base of the brain— 
the large tubercula olfactoria, the tracti olfactorii and their 
large tubercles, the peculiar flattening of the nuclei amygdala, 
Tes 1s 
Macroscelides probossideus: the brain, X 2. 
(a) Dorsal aspect. (4) Ventral aspect. (¢) Left lateral aspect. 
b.0., bulbus olfactorius. cb., cerebellum. c.g., corpora quadrigemina, (7, 
fissura rhinalis. 7.f., lobus floceuli. J/.p., lobus pyriformis. .0., medulla 
oblongata. .a., nucleus amygdale. ¢.@., tuberculum acusticum. 7.0., tractus 
olfactorius. 7.¢., tuberculum tractus olfactorius, (7z., trapezinm. v., pons 
Varolii. 
the small pons Varolii, and the large trapezoid bodies—all closely 
resemble those which are found equally in the Insectivora, 
Polyprodont Marsupials, and the Dasypodide. The peculiar 
lateral extension of the pyriform lobes of the hemispheres into 
