1919 



YORKSHIRE I YPE AMMONITES— II CXXIb 



Fig. : 



Fig. 2 



Ammonites LONGiEVUS, Bean (Leckenby) 1859 



Sedgwick Museum, Cambridge (Leckenby Coll.) ; Syntype 



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



PSEUDOCADOCERAS BOREALE, nov., Holotype 



