1918 



YORKSHIRE TYPE AMONITES—l! 



CXIa 



Fig. 2 



Fig i 



Ammonites ovatus, Young & Bird, 1822 



Whitby Museum, No. 197, Holotype 

 Fig. 1, Side view ; Fig. 2, Peripheral view 



OVATICERAS OVATUM, Young & Bird sp. 



