1925 



TYPE AMMONITES— VI 



DCVII 



Fig. I 



Fig. 2 



Ammonites rotundus 



" Aylesbury, Bucks, (Museum yard, loose) ; Portland Stone " 



Grey shelly "oolite with oysters ; " Bucks County Mas. 38/19 " 



S. 78, 34. 37. 44 ; 136. 29, 34. 51 ; S.l. 67, 59, 33 at 27 mm. wh.-b. 



Ribs 32, biplicate near peripheral edge 



CRENDONINA SUBROTUNDATA, nov. 

 Behemothan (11 }), leptolobatus. Genotype, Holotype. See GDI 



