BRAIN OF A FOSSIL UXGULATE. 



881 



muscular attachments. The pai-oecipital processes are seen to 

 diverge slightly below. 



The palate (text-fig. 153) is very long and narrow. The glenoid 

 surfaces of the squamosals are large and flat with strong post- 

 glenoid processes. On the left side the tympanic has been 

 preserved, while on the right this is conveniently missing, leaving 



Text-fiir. 153. 



-bo. 



-stinj. 

 --pen 

 -ea/n. 

 -f.l.f?]. 



Palatal view of skull of Aiwplotherium. 



Lettering as in text-fig. 151, with addition of bo., basioccipital ; _/"., venous foramen ? ; 

 f.l.m., foramen lacerum medium; f.l.j}., foramen lacenim posterius ; per., 

 periotic ; ja.s., presplieiioid ; sq., squamosal; stm.f., ^josition of stylomastoid 

 foramen; t.ki/.,^omt of attachment of tympaiio-hyal : /".//., tympnnic ; v.f., 

 canals for vessels of the diploe. 



