THE LAtfD AtfD tfRtiSHWATER MOLLtfSCA Of DORSETSHIRE. H3 



inside purplish-brown, with a thick rib of the same colour ; outer 

 lip reflected over the umbilicus, which is narrow and deep, exposing 

 most of the interior of the shell. L.0.4. B.0.55. 



Var. carinata. Shell yellowish-white, compressed above ; 

 periphery strongly keeled. 



Hab. Downs, limestone pastures, and heaths, abundant on 

 and near the sea coast. Var. Winfrith, near Wareham (Daniel) ; 

 Weymouth (Damonj. Mr. Gwyn Jeffreys says " The largest 

 specimens of H. virgata that I have ever seen were collected by 

 Mr. William Thompson, near Weymouth ; they were four-fifths 

 of an inch in breadth." 



14. H. CAPERATA, Montagu, pi. 9. 



Pull, cat., Rick, ed., p. 53, pi. 19, fig. 20. Geology of Weymouth, 

 p. 234. 



Body yellowish-grey, with a blackish band on each side. 



Shell depressed above, slightly convex below, solid, not glossy, 

 opaque, greyish or reddish-white above, with several brown bands 

 more or less interrupted below, giving it a mottled appearance, 

 striae deeply marked, riblike; whorls six, the last occupying about 

 two-fifths of the shell, and slightly dilated towards the mouth, which 

 is oblique, with a strong rib inside, which is sometimes double : 

 spire slightly raised, brown at the summit; outer lip reflected 

 towards the umbilicus, which exposes the interior of the spire. 

 L.0.225. B.0.375. 



Var. subscalaris. Shell conical ; whorls more convex. 



Hab. Under stones, on the stalks of grass, and shrubs. 

 Generally distributed. Covers the downs and grassy lands of 

 Portland Damon). Var. Smedmore (J.C.M.P.). 



15. ii. EUICETORUM, Mailer, pi. 8. 



Pult. cat., p. 47. Rack, ed., p. 53, pi. 20, fig. 8. 

 Body greyish-white, yellowish, or reddish-brown. 



Shell circular, much depressed above, slightly convex below, thin, 

 solid, slightly glossy, whitish, or cream-colour, usually with a broad 

 chesnut band a little above the periphery, and from two to six 

 narrow bands of the same colour oelo*- it, very fine, indistinct, 



