OLIVA. 



131 



olive with a few brown transverse lines^ or yel- 

 lowish chestnut with two bands, or greenish 

 fulvous with undulating brown spots, or rich 

 yellowish chestnut ; apex blunt ; spire very short ; 

 lip rather thickened and marginated ; base of co- 

 lumella discoloured. 2^. W. 19. 31. 



O. EPiscoPALis. Cylindraceous, thickish, with 

 crowded spots of purplish hue, edged with yellow, 

 on a pale ground ; spire convex and pointed ; 

 throat deep violet. ]|. 



O. GUTTATA. Cylindraceous, with large ful- 

 vous spots, which are purple by reflection, scat- 

 tered on a pale ground ; the purple is pecuHarly 

 brilliant on the basal belt, and the spots beneath 

 the sutures cause them to appear crenulated; spire 

 elevated, acute, and very deeply channelled; throat 

 pale orange. Ij. W. 19. 32. 



O. RETICULARIS. Cylindraccous, white, re- 

 ticulated by crowded sub-punctated flexuously- 



