LIMNjEA. 6s 



Var. 2. elongata. — Spire elongated. Falmauth (J. G. J.), 

 B.C. Near Birmingham (G. Sherriff Tye), near Wakefield 

 (J. Hebden), y.C. 



Var. 3. tincta. — Shell shorter and broader, light brown, with 

 a purplish mouth. It resembles a Bidinms in form. Swansea 

 and Dorsetshire (J. G. J.), Anglesea (Gibbs), B.C. Near 

 Birmingham (G. Sherriff Tye), near Wakefield (J. Hebden), 

 J.C 



Var. 4. conica. — Shell conic, greyish-white, with a deep suture 

 and an umbilical cleft. Banks of the Thames from Hammer- 

 smith to Woolwich (J. G. J.)j Cork (Humphreys), B.C. Yatton, 

 Somerset (McMurtrie). 



Var. 5. roseo-labiata. — Mouth of the shell furnished inside 

 with a rose-coloured or white rib. Belfast (Thompson), Cork 

 (Humphreys), B.C. Near Birmingham (G. Sherrift" Tye), J.C. 

 Duddingston, Edinburgh, Luffness Links, E. Lo-thian, and 

 near Moffat (McMurtrie). 



Var. 6. albida. — Shell white. Near Leeds, a single speci- 

 men (J. W. Taylor), J.C, May, 1874. Near Southport 

 (E. Colher). 



Monst. decollata. — Spu*e truncated, not uncommon. 



7. L. TRUNCA'TULA,* MtJLLER. Pl. V. 



Body rather opaque, blackish-brown above, pale slate-colour 

 below, finely speckled with black ; tentacUs broadish at the base, 

 narrower towards the tips, which are rounded, rather transparent,, 

 pale grey with very fine black specks ; eyes almost sessile ; foot 

 somewhat truncate in front, narrowing very gradually behind 

 where it is rounded. 



Shell oblong-conic, turreted, moderately thick, rather glossy, 

 yellowish horn -colour, rather strongly striate in the line of 

 growth, and with finer, close-set, intermediate strise, and ridged 

 spirally as in the last species ; epidermis thin; whorls 5-6, 

 rounded, but somewhat truncate above, body whorl occupying 

 more than one-half of the length of the shell; spire tapering 



Somewhat truncated. 



