19. 



I y I'll AMMoMI lis n 



CCLXXWll* 



Vis. I 



Fisj. lb 



Fig. la 



Ammonites goweriants 

 Brora, ^utlierland", Root" of the Coal " ; G.S.E. (ex Geol. Soc), 71S8 



S. bi, 41. 52, 30 ; 86, 37, 44, 32 ; max. c. 95 

 ^The holotype of A. goit'criamis is in British Mus. (X.H.), 43917J 



COWERICERAS PLANUS, xov. 

 Proplanuhtan, )naicsiicits ; Holotvpe. See CCLI\' 



