1926 



TYPE AMMONITES— VI 



DCXXVII 





Fig. I 



Fig 2 



Ammonites vertebralis 

 " Headington Quarry (Magdalen Pit), Oxford ; " Oxford Oolites 

 " Bottom Course " (derived ?) ; S.B. Coll. 4300, purch. workman 

 S. 61, 41, 47, 26 ; 98, 36-5, 33-5, 35 ; c. 22 ribs ; max. c. 100 



SAGITTICERAS CARINIFERUM, nov. 

 Cardioceratan, Sagitticeras ; Holotype. See DC 



