56 



MR. D. M. S. WATSON ON THE 



completely preserved. All the sutures except those of the 

 parietals with each other and the preparietal are well shown. 



In text-fig. 14 it is probable that the anterior part of the snout 

 is made a little too narrow. 



I have already described and figured the basicranial and otic 

 regions, the occiput, and the interior of the brain-case. 



vSq. Qi 



JLeptotracJielus eupachygnatlius, gen. et sp. nov. Type-skull. 

 Dorsal aspect. X |. 



The outside of the brain-case is illustrated in text-fig. 16. The 

 foramen for the Yllth nerve lies just above and in front of the 

 fenestra ovalis, opening downwards through the pro-otic. The 



