1918 



YORKSHIRE TYPE AMMONITES II 



I XXIV 



Fig. 2 



Fig. i 



BlFERICERAS BIFERUM, QUENSTED1 SP, 



Sinemurian, oxynotum(bijcrum) /one. Canard's Grave, Shepton Mallet, 

 Somerset ; S. Buckman Coll, No, 2753, Genoholotype 



S. 26, 24, 48, 58 S, ;•.. 20, 33, II. Hi 



BlFERICERAS BIFERUM, Quenstedt sp. 



