1922 



TYPE A MMOM TES-l I ' 



CCCXXVa 



X 0-25 



Ammonites pseudogigas 

 Barrel Hill, Lone: Crendon, Buckinghamshire 



S.B. Coll. v.bi 



70, 34. 4i"5- 4- 



S. 4S0, 33, 34, 42 ; 39 ribs ; plain mouth 



TROPHOXITES TROPHON. xov. 

 Gigantitan, Trophonitcs ; Genotype, Holotype 



