1926 



TYPE AMMONITES— VI 



DCLXXVI 



X 0-46 



Ammonites biplex 

 Long Crendon (N.W.), Bucks ; Portl., Glauc. Beds, Waterstone 

 S.B. Coll. 4248 ; S. 174, 29, — , 47 ? ; 277, 25, 30 ?, 52 ? 

 Primaries short ; lacks constrictions of Aquistratites 



HYDROSTRATITES BIFURCUS, nov. 

 Behemothan (i), aquator ; Genotype, Holotype. Cf. DCLXXIII 



