1927 



TYPE AMMONITES~VI 



DCCXIV 



Fig. I 



N.S. 



Fig. 2 

 X 038 



Perisphinctes parandieri 



Headington Quarry, (Magdalen Coll. Pit) ; Corallian, " Bottom Course " 



S.B. Coll. 4537, purch. ; SI. 55, 63, 70, N.c. 83 



S. 227, 24, c. 23, 52 ; 322, 25, 22 (19-5), 57 ; max. c. 350 



Pre-swollen, ventr. ribs subarc. ; during swollen, venter flat, brieiiy 



PERISPHINCTES TUMULOSUS, nov. 

 Perisphinctean, martelli ; Holotype. See DCLXIII 



