1912 



YORKSHIRE TYPE AMMONITES 



I 



Fig. I 



Fig. 2 



Ammonites maculatus, Young & Bird, 1822 



Whitby Museum, No. 493, Holotype, — Figd. PI. xiv, f. 12. 



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



ANDROGYNOCERAS MACULATUM, Young & Bird sp. 



