﻿PLATE XXXIV. 



Fig. 

 1, ;2, 2 a. Tri(/oma scidpfa, Lye. Lif. Ool., near Stroud. (Page 157.) My collection. 



3. „ ,, variety C7/e//c»s?6', Inf. Ool., Cotteswold Hills. (Page 159.) 



My collection. 



4. „ ,, variety Rolandi, Cross. Cornbrash, North Lincolnshire ; 



also Cornbrash, Hilperton, Wilts. (Page 159.) My 

 collection. 



5. ,, Hiidlestoni, Lye. Coral Rag, Headington, near Oxford. See also 



PI. XXXIX, figs. 1 a, 2. (Page 194 ) University 

 Museum, Oxford. 



6. „ „ Elsworth Rock, Cambridge. Coll. J. F. "Walker, York. 

 7,7 a. „ pidlus. Sow. Cornbrash, Hilperton, Wilts. (Page 164.) My 



collection. 

 8, 9. „ „ Great Oolite, Minchinhampton. My collection. 



