1926 



TYPE AMMONITES— VI 



DCT.XXII 



X 07 



Fig. I 



Fig. 2 



" RiNGSTEADIA PSEUDO-YO " 



" Wootton Bassett, Wiltshire ; Kimm. Clay ; J.W.T. Coll. 

 " S. 104, 46, 25, 14 ? ; 170, 48-5, 27, 16 ; 180, 47-5, 27-5, 17 ; " max. c. 330 

 " Apert. outline at 180." (/?. pseudo-yo, Salfeld, viii, i, lectotype) 



RINGSTEADIA SPHENOIDEA, nov. 

 Ringsteadian, brandesi ; Holotype. See DLXXXIX 



