120 



CRETACEOUS AND TERTIARY FISH. 



Mandibular moderately long, long axis strongly curved, and 

 outer side concave in vertical as well as transverse section. Inner 

 face also concave, with narrow symphyseal plane along inner 

 border. Inner border of beak with same abrupt descent as outer. 

 Dentinal areas moderate, inner undivided, both narrowed an- 

 teriorly and terminating on same transverse line. Anterior outer 



Fig. 70. — Edaphodon fecundus (Cope). (Type, from Hussakof.) 



rather small and wide, horizontal, so that apex rises abruptly 

 above outer border of beak. Posterior outer area rather small, 

 while inner large and extending to inner edge of upper face of 

 mandible. Apical column an oblique lamina. Length 135 mm. 

 ( From Cope. ) 



According to Cope this species is second in size in the genus to 

 E. tripartitus or about twice the size of E. smockii. Palatals nar- 



