1922 



TYPE A MMOM TES—I \ ' 



CCCXLIIIb 



X 0-28 



Ammonites giganteus 



Barrel Hill, Long Crendon, Buckinghamshire 



Portland Beds, Creamy Limestones, Soft Rockj 



S.B. Coll. 3224, purchased from workmen 



TROPHONITES LMPERATOR, xov. 

 Gigantitan, Trophonites ; Holotype. See CCCXXV 



