1919 



TYPE AMMONITES— III 



CXXXIIa 



x 0.62 



Nautilus ammonoides, Young & Bird, 1828, Holotype 

 Geol. Yorksh. 271 ; wholly septate, somewhat crushed, another half-whorl 

 with umbilical expansion indicated ; S. 205, 57 ? 76, 13 ? max. c. 266 



GOLIATHICERAS AMMONOIDES, Young & Bird sp. 

 Argovian, vertebrate 



