9.S BOOK OF SPECIES. 



largish tubercles ; margin whitish^ adorned with 

 three reddish or tawny spots^ thin^ and reflected; 

 the shell is yellow^ triply banded with red^ and 

 sprinkled over with dull white spots ; the open- 

 ing is very oblique, and the columellar callosity 

 is straight and thickish ; small. 



H. AURANTiA. Sub-depressed, ovate^ sub- 

 globose, smooth ; reddish white, with sometimes 

 a white or brown band ; peristome thickened, 

 reflected, and orange ; columella callous ; co- 

 lumellar angle of the aperture sub-tuberculated, 

 small. W. Sup. 8. 65. 



H. MAJOR. Depressed, ov^te, sub-globose, 

 brownish, smooth ; spire convex ; rather convex 

 and palish -coloured beneath; peristome thick- 

 ened and white, reflected; columellar angle ob- 

 tusely emarginated ; lips thickened and pale ; 

 diam. f . S. 30/. 



H. Brownii. Depressed, ovate, palely brown, 

 smooth, pellucid, convex above, rather so beneath ; 

 peristome thickened, reflected, white ; lips and 

 columella thickish and whitish ; columellar angle 

 of the aperture cleft ; operculum reddish, horny, 

 with a small appendage at its anterior extremity ; 

 small. W. Sup. 8. 64. 



