Investigations in Sutttli African Fossil Heptilia ami Amphibia. 103 



The lower jaw is incomplete. About 100 mm. of the right ramus 

 is anchylosed to the anterior 40 min. of the left ramus, while a small 

 portion of the back of the jaw is attached to the left quadrate. I am 

 thus unfortunately unable to say whether or not a fossa was present. 



FIG. 17. Sphenosuehus acutus. 



A. Outer view of right clavicle. 



B. Inner view of interclavicle. 



C. Inner view of left humerus. 



D. Outer view of right humerus. 



All figures x . 



Remnants of 12 teeth are preserved on the right dentary, and of 

 5 or 6 on the left. Of these latter the 4th is small and nearly 

 complete. It shows that the teeth were flattened, pointed, and 

 simple, provided with serrations on the anterior border. The 



