H4 



CRETACEOUS AND TERTIARY FISH. 



Fig. 65. — Edaphodon laterigerits (Cope). (Type, from Hussakof.) 



Mandibular little more than twice as long as deep, end pro- 

 longed and more flattened than any other species from our 

 region, and thoroughly and regularly curved outwards and back- 

 wards. Inner dentinal area undivided, extending to inner mar- 

 gin of superior face of mandible, large in all dimensions. Below 



