PLATE XXVIII. 



Saffenodus copeanus Will. 



Fig. 1. — Left splenial bone, inside view. 

 Fig. 2. — Right pterygopalatine, inside view. 

 Figs. 3, 3o, 36.—? Ceratohyal. 

 Figs. 4, 6. — Undetermined bones. 

 Fig. 5. — ? Operculum. 



All figures natural size. 



