Class VI. TURBO. WREATH-SHELL. 317 



Mont. Test. Br. Sup. 128. 74. disjunc- 



tos. 



* T. shell slender, white, and smooth, umbi- 

 licated with six round volutions, separated by 

 a deep flat line} aperture nearly orbicular ; 

 length scarcely a quarter of an inch. 

 Scottish coast. 



Mont. Test. Br. Sup. 129. 75. indis- 



TINCTUS. 



* T. with a subcylindric glossy white shell, of 

 five or six well denned and finely striated flat- 

 tish volutions ; aperture subovate ; minute. 



Mont. Test. Br. Sup. 129. 76. insculp- 



TUS. 



* T. with a taper, subumbilicated, subpellucid 

 white shell, having five or six moderately con- 

 vex striated volutions; apex obtuse; aperture 

 subovate ; pillar lip furnished with a small 

 tooth ; length one eighth of an inch, breadth 

 one third of its length. 

 Devonshire coast ; rare. 



