1920 TYPE AMMONITES— III CLXXXIX 



Fig. I Fig. 2 



X i'3 



An ellipticone Oppelid 



Burton Bradstock, Dorset ; Inf. Ool. [White Bed, 



Q.J.G.S. LXVI, iojo, 6q] ; S. B., ex Darell, Coll. 3363 



S. 20,' 41, 35, 29 



CADOMOCERAS COSTATUM, nov. 

 Bajocian, niortensis ; Holotype 



