118 THE LAXD AXD FRESHWATER ilOLLUSCA OF DORSETSHIRE. 



Genus VI. PUPA, Lamarck. 



Mouth in the greater number of species furnished with transverse 

 plaits or teeth within ; peristome usually reflexed or thickened. 



1- PUPA SECALE, Draparnaud) pi. 9. 



TURBO JUNIPERI, Pult. cat., Rack, ed., p. 51, pi. 19, f. 11*. Maton 

 and Rack., Trans. Linn. Soc., vol. viii., p. 182. 



Body very small, blackish. 



Shell oval oblong, attenuated, blunt at the summit, solid, slightly 

 glossy, light-brown, or horn-colour, marked longitudinally with flex- 

 noos, well-defined, regular strto; whorls eight to nine, gradually 

 increasing in size ; suture oblique and rather deep ; mouth round, 

 with two or three teeth or plaits on the pillar, two on \\\s pillar-lip, 

 one sometimes absent, four inside the outer-lip, which extend far 

 within ; outer lip, reflected ; umbilicus very small and oblique. L.0.3. 

 E0.126. 



Var. alba. Shell white or colourless. 



Hab. Rocks, cliffs, woods and hill-sides-, hills near St. 

 Catherine's Chapel, Abbotsbury (Bryer) , East Lulworth (Ken- 

 dall) ; abundant on the cliffs, Durleston Bay ; Gadcliff near 

 Kimmeridge (J.C.M.P.). Var. Lulworth, rare (Gwyn Jeffreys.) 



2. r. UMBILICATA, Lrapamaud, pi. 9. 



TURBO MUSCORUM, Pult. cat., p. 46 (in part). Rack, ed., p. 51, 

 pi. 21, f. 16 (probably). 



Body strongly truncate in front, blunt behind, greyish-brown with 

 a black tinge towards the neck, lighter on the edges, much more so 

 towards the tail. 



Shell subcylindrical, slightly attenuated towards the spire, which 

 is abruptly blunt, yellowish. brown or horn-colour, thin, solid, glossy, 

 with indistinct irregular striae in the line of growth ; whorls six to 

 seven, the two first much smaller in proportion to the rest ; mouth 

 obliquely oval, rounded at the base, one plait "or tooth on the pillar 

 and a short one on \x\& pillar-lip ; peristome white, reflected, inner lip 

 spread on the pillar; umbilicus very small, surrounded by the lower 

 portion of the last whorl. L..0.15. B.0.075. 



Hab. On walls and rocks, under stones, among dead leaves, 



and under the bark ot trees. Generally distributed. Very 

 abundant in the Isle ofPurbeck (J.C.M.P.). 



3. P. MARGTNATA, Drapamaud, pi. 9. 



PUPA iruscoRUM, F. Sf IT. iv., p. 97, pi. cxxix., fig. 8,9. 



Body oblong, slightly rounded in front, black or slightly brownish, 

 shining, puuctuated with very fine black specks underneath. 



