1926 



TYPE AMMONITES— VI 

 X 0-85 



DCXXXIX A 



Ammonites rotundus 

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

 Nodule Bed, in cliff west of stream, about 15' up 

 S.B. Coll. 4368 ; SI. 59, 76, 66, 42 



LYDISTRATITES GIBBOSUS, nov. 

 Paravirgatitan, lyditicus ; Holotype. See CCCLIII 



