1926 



TYPE AMMONITES— VI 



CCCLIIIc 



Fig. 2 



Fig. I X 0-97 



Ammonites rotundus 



Chapmans Pool, Isle of Purbeck, Dorset ; " Kimm. Clay " 



[Nodule Bed] ; S.B. Coll. 4364, pres. Miss E. R. Thompson 



S. 100, 27, 36, 47 ; 122, 29, 34, 52 ; SI. 29, 66, 62, 38 



LYDISTRATITES LYDITICUS, S. Buckman, 1922 

 Paravirgatitan, lyditicus ; Plesiotype. Cf. CCCVII 



