1927 



TYPE AMMONITES— VII 



DCCXLVIIb 



x 0-56 



" Ammonites " variocostatus 

 " Bedford " ; S.B. Coll. 4735 ; less body-ch. Orig. label & copy 



From Boulder Clay ? derived from Ampthill Clay 

 Side rubbed down artificially ; rubbing begun in Boulder Clay ? 



DICHOTOMOCERAS STRUMATUM, Nov. 

 Prionodoceratan, dichotomum ; Holotype. See CXXXIX 



