1911 



YORKSHIRE TYPE AMMONITES 



XLIb 



Fig. 2 



Fig. I 



Ammonites compactilis, Simpson, 1855 

 Whitby Mu.seum, No. 298, Metatype 

 Fig. I, Side view ; Fig. 2, Peripheral view 



PSEUDOLIOCERAS COMPACTILE, Simpson sp. 



