﻿PLATE XXVI. 



Fig. 



1, 2, 3. Trigonia spectabilis, Sow. Greensand, Blackdown. (Page 112.) My 



cabinet. 



4. „ „ Young example from the same formation and locality. 



Coll. Vicary. 



5, G, G a, G b. caudata, Ag. Neocomian, Isle of Wight. (Page 129.) My 



cabinet. 



7. „ „ Young specimen from the same formation and locality. 



My cabinet. 



8: „ auhataria, Lam. Pebble bed overlying Greensand, Great Haldon. 



(Page 135.) Coll. Vicary. 



