7922 



r YPE A MMOM TES—I V 



CCCXXXV 



Fig. I 



Vis- 2 



' Stephan'oceras ' CRASSiziGZAG a, S. Buckman, 1890, Holotype 

 O.J.G.S. XL\'I, 449; "Crewkerne Station, Somerset; I.O. top bed' 

 S.B., ex Darell, Coll. 3177 

 S. 28, ^2, 50, 46 ; 49, 34-5, 51, 45 ; 20 ribs 



ZIGZAGICERAS CRASSIZIGZAG, S. Buckman sp. 

 Zigzagiceratan, zigzag. See CCC 



