r>io 



Annals of the South African Museuw. 



paratively small. The dentigerous border of the upper jaw is incom- 

 plete : but it is possible that there was a slight "step" at the canine. 

 The nasals are long' and narrow with no posterior widening. The 

 lachrymal region is slightly depressed and somewhat overhung by a 

 pivorbital ridge. The intertemporal region is broader than the 

 interorbital. The pineal foramen is small and surrounded by a 



Fig. 0. S>/cosaurus laticep*, Htn. 



a. Lateral view of type skull. 



b. Dorsal of view type skull. 



c. Palatal view of type skull. 



small raised boss. It lies at the level of the postorbital bar and 

 just in front of the top of the occipital plate, which is shaped like 

 a half-bowl. The frontal is comparatively small and wholly excluded 

 from the orbital border by the postfrontal and prefrontal. The post- 

 frontal is as in Scylacops <-<ij>e.n*i*. There is no preparietal, and in 



