﻿Fig. 



9. Pleurotoma Tallavignesii. No. 193, p. 270. 



a. Side view of young shell, magnified ; from Nuneham. 



b. Back view of adult shell, nat. size ; from Southend {Mm. Prestw.) 



10. Metula juncea. 



a. Back view, nat. size; from Barton. 



b. Side view, ditto. 



c. Front view, ditto. 



11. Borsonia Biaritzana. No. 249, p. 327. 



a. Front view, nat. size ; from Bramshaw. 



b. Back view, ditto ; from Bracklesham Bay. 



The specimen represented by fig. \ \,b, is that figured and described 

 in Dixon's 'Geology, &c, of Sussex,' as Fasciolaria biplicata. 



12. Borsonia sulcata. No. 250, p. 328. 



a. Front view, magnified ; from Colwell Bay. 



b. Back view, ditto. 



13. Borsonia semicostata. No. 251, p. 329. 



a. Front view, magnified ; from Barton. 



b. Side view, ditto. 



14. Borsonia lineata. No. 252, p. 330. 



a. Front view, magnified ; from Highcliff. 



b. Side view, ditto. 



