1918 



YORKSHIRE TYPE AMMOMTES—II 



CXXVIII 



F»g- 3X3 



Fig. 1 



Fig 2 



BlFERICERAS NUDICOSTA, QUENSTEDT SP. 



Sinemurian, oxynotum (biferum) zone, Canard's Grave, Shepton Mallet, 

 Somerset, S. Buckman Coll. No. 2754 

 S. 17, 23, 36, 54 :S. 26, 2i, 32, 58. SeeCXXYlI 



BlFERICERAS NUDICOSTA, Quenstedt sp. 



