1914 



YORKSHIRE TYPE AMMONITES— II XCVI 



Fig. i 



Fig. 2 



Ammonites aureolus, Simpson, 1855 



Jermyn St. Mus. No. 26402 (Clarkson Coll.), Holotype 



Fig. 1, Side view ; Fig. 2, Peripheral view ; both x 1.1 ; 



Fig. 3, Suture-line, x 4 



ECHIOCERAS AUREOLUM, Simpson sp. 



