1922 



TYPE . 1 MMOMTES—I V 



CCCV A* 



X OIO 



Ammonites giganteus 

 Haddenham, Bucks ; Portlandian, Glauc. Stone Bed 



S.B. Coll. 3410, pros. Mr. Spencer Jackson 

 S, 607, T,^, 2j, 45 ; c. 60 ribs ; b.-ch. with mouth 



BEHEMOTH MECrASTHEXES xov. 

 Behemothan, megastlieues ; Genotype, Holotype. Cf. CCLVII 



