1927 



TYPE AMMONITES— VII 

 For face, PI. DCXXc, fig. 2 



DCXXd 



i 





Ammonites giganteus 



Chilmark ; S.B. 4336. Matrix, hard, whitish, feebly glauconitic stone 



S. (305, 26-5, 24, 59; 355, 23+, 24-5,-58), approximate 



S1 - (77> —> 57> 39 I 8o > 55. 47+> 39). a11 worn . shortened 



GYROMEGALITES POLYGYRALIS, S. Buckman, 1925 

 Behemothan, poly pr eon ; Cf. CDI 



