7972 



YORKSHIRE TYPE AMMONITES 



LXIV 



Fig. I 



hAmt% 



Fig. 2 



Ammonites anguiformis, Simpson, 1843 



Whitby Museum, No. 86, Holotype 



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



DEROCERAS ANGUIFORME, Simpson sp. 



