158 SPECIFIC 



Lister Conch, tab. 899. 



Shell white, with square ochraceous spots on the 

 raised belts ; very thin ; columella twisted. 

 Inhabits Sicily, Africa, and India, 



Fig. 2. B. Areola, 



Shell substriate ; belted with four rows of qua- 

 drilateral spots ; aperture toothed ; beak recurved. 



Lister Conck. tab. 1012. 



Specimen white with a brownish tinge ; mouth 

 white ; spots pale brown ; shell transversely stri- 

 ate; inner margin of the outer lip toothed. 



Inhabits the Mediterranean and Indian seas. 



Fig. 3. B. Vilex. 



Shell entirely smooth, slightly folded and crown- 

 ed with o])solete tubercles. 



Lister Conch, tab. 1015. fig. 73. 



Specimen purpUsh white marked with two in- 

 distinct pale brown bands, and longitudinal waved 

 streaks, somewhat tessellated with obsolete lines 

 and brown dots at the points of section ; length- 

 ened spots on the outer lip dark brown. 



