Matichcstcr Memoirs, Vol. Iv. (191 1), No. 18. 



5 



which the sides fall away leaving a somewhat marked 

 edge. The nasals are large bones which meet in the 

 middle line for 25cms, At the anterior end of the orbits 



Fig. 2 {a\ 



Fig. 2 [,b). 



Fig-. 2. Meirioriiymihus cp. hastifer. F"roni the Corallian ul 

 Headington. Dorsal, right lateral and ventral views of the 

 snout, X \. L. 6459. Manchester Museum. 



where they are widest they measure lO'Scms. across. In 

 the middle, and posteriorly they are very much swollen, 

 so that the suture uniting them with the maxillae lies in 

 a rectangular groove. 



