Fig. 
. Pleurotoma prisca. No. 245, p. 320. 
bo 
TAB. XXXIIL. 
Notr.—The lines indicate the actual dimensions of the specimens. 
a. Side view of adult shell, nat. size ; from Barton. 
5. Side view of young shell, ditto. 
c. Front view of adult shell, nat. size; from Bramshaw. 
d. Front view ditto, ditto; from Barton. 
e. Side view of shell of mid-growth, ditto; from Bracklesham Bay. 
. Pleurotoma amphiconus. No. 246, p. 322. 
a. Side view of shell of mid-growth, nat. size; from Bracklesham Bay. 
6. Back view of adult shell, ditto. 
. Pleurotoma semistriata. No. 247, p. 323. 
a. Back view, nat. size; from Bramshaw. 
6. Front view, ditto. 
. Pleurotoma glabrata. No. 248, p. 324. 
Front view, nat. size; from Bracklesham Bay. 
. Pleurotoma conoides. No. 242, p. 317. 
a. Back view of adult shell, nat. size; from Barton. 
6. Side view of shell of mid-growth; ditto. 
. Pleurotoma cochlis. No. 196, p. 272. 
Back view of adult shell, nat. size; from Shinfield (Mus. Prestw.) 
. Pleurotoma biconus. No. 243, p. 318. 
a. Back view of adult shell, magnified; from Highcliff. 
6. Side view, ditto. 
. Pleurotoma macrura. No. 195, p. 271. 
a. Back view of shell in the matrix, nat. size; from Finchley. 
6. Part of the body-whorl, magnified. 
