-100 GASTER0P0D4. 



Cypraa oviformis. 

 Mon. Pal. Soc. 1854, pi. xvi. figs, l^-l', p. 128. (WetUerell and F. E. 

 I'Mwards OoUs.) 



Horizon and Localities. 

 Lower Eocene. — London Clay. Barnot ; Potter's Bar; Haverstoek Hill ; 

 Copenhagen Fields ; Ilornsey; Primrose Hill ; Highgate; Ilampstead. 



Cyprsea tuberculosa, Duclos, 1829, var. Coombii, J. de C. Sowerby, 

 1850. 



Ovula tuberculosa. 

 Zool. Journ. 1820, supplementary plate xxx. 



Cyprfea Deshayesii. 

 Zool. Journ. 1829, vol. iv. p. 83. 



Cyprma tuberculosa. 

 Zool. Journ. 1829, vol. iv. p. 221. 



Ovula tuberculosa. 



Ooq. Foss. Paris, 1835, vol. ii. pi. xcvi. fig. 16, and pi. xcvii. fig. 17, p. 717. 

 Cypraa Coombii. 



Dixon's ' Sussex,' 1850, pi. viii. fig. 6, p. 188. (F. E. Edwards Coll.) 



Cyprcea tuberculosa, var. Coombii. 

 Mon. Pal. Soc. 1854, pi. xvi. fig. 2; pi. xvii. fig. 5, p. 131. (F. E. Edwards 

 Coll.) 



Horizon and Locality. 



Middle Eocene. — Bracklesham Beds. Brackleshani Bay. 



Cypraa tumescens, Edwards, 1865. 



Cypraa tumescens. 

 Geol. Mag. I860, pi. xiv. figs. 5''-5% p. 540. (F. E. Edwards Coll.) 



Horizon and Localities. 



Middle Eocene. — Bracklesham Beds. Brook ; Bramshaw. 



Cyprsea, sp. 



Horizon and Locality. 



Middle Eocene. — Bracklesham Beds. Brook. 



Genus TRIVIA, G. B. Sowerby & Gray, 1832. 

 Conch. Illustrations, 1832, p. 13. 



Trivia platystoma, Edwards, 1854, 



Triria platystoma. 



Mon. Pal. Soc. 1854, pi. xvii. figs. 7«~7'', p. 132. (F. E. Edwards Coll.) 

 Horizon and Localities. 



Upper Eocene. — Barton Beds. High CMS ; Alum Bay (no. 29 Bed). 



