202 DR. B. PETRONIEVICS ON THE LOWER JAWS OF THE 



end of this edge lies in direct prolongation of the lower part of 

 the posterior edge of the coronoid process uncovered by the new 



Text-figure 7. 



Oynognathus crateronotus : right ramus of lower jaw, 

 inferior surface. X f. 



ang. ; angular. 

 ang.lm. ; angular lamina. 

 ang.n. ; angular notch. 

 art. ; articular. 



dent. ; dentary. 

 prart. ; pre-articular. 

 sang. ; surangular. 



preparation, so the naturalness of this posterior edge and conse- 

 quently of the prominent backward condylar prolongation of the 

 right dentary (text-fig. 2) cannot possibly be doubted. As this 



