WORMS. TESTACEA 59, Helix. \W 



ti|>t with black, striate longitudinally, slightly 

 carinate and depressed. 



Mentagut Brit. Shells p. 430. tab. 1 1 , f. 11, 



Shell nearly half an inch wide, a quarter high, regularly striate 

 longitudinally, with a purplish-brown band above, often inter* 

 rupted with white, beneath with lines of the fame colour ; fome- 

 times dark-brown or grey with a white belt and fpots : aperture 

 lunate, with a thin lip. 

 &i3. HL rufescens. Rufous-brown, slightly wrinkled, 

 somewhat carinatc and depressed : aperture semi- 

 lunar. 



Br, Zool. t. 85./; 1C7. Donovan t. 157./. i. Da Costa t^.f, 6. 



Shell half an inch wide, with numerous longitudinal strias or 

 obfeure wrinkles, with 4 or 5 whorls, the first with an obfeure paler 

 ridge: outer-lip thin, a little reflected at the lower angle : perfora- 

 tion large, very deep.. 



514. H. Cantiana. Pale rufous mtft a blueish tinge, 

 slightly striate and depressed : aperture suborbi- 

 cular. 



Donovan:. 157./. 2. Montague Suppl* tab. %J.jC i„. 



Shell 3 quarters of an inch wide, refembling the last, but differs 

 in colour and size, in wanting the slight keel on the back of the 

 first whorl, in the place of which is frequently a pale band, in having 

 a fmaller perforation, and in being obfeurely striate. 



515. H. nitens. Fulvous horn^colour, pellucid,, slightly 

 striate, depressed : aperture large, lunate. 



Linn. Trans, viii. t. $./. 7. Montague Suppl. t. 23. f. 4... 



Shell nearly half an inch wide, thin, brittle, glossy, whitish or 

 greenish at the bafe : aperture with a thin margin, not reflected 1 

 perforation deep. 



516. H. radiata. Pale horn-cokmr, with transverse 

 chesnut rays, slightly carinate and depressed, closely 

 striate, convex beneath. 



Montague Suppl. t. 24./. 3. Da Costa t. 4./. 15. 16. 



Shell a quarter of an inch wide, thickly fe't with dark brow* 

 waves or rays : aperture lunate ; perforation deep* 



517 f H. kispida. Light horn-colour, diaphanous, clothed 

 with thick-set Whitish hairs, convex : aperture roun- 

 dish-lunate, 



ponov. t. 131. f. t f Da Costa t. 5. f. 10. 



Shell about a quarter of an inch wide, with 3 rounded whorls, 

 clothed with short stiff hairs, finely striate acrofs : lip thin, slightly 

 reflected at the angle near the perforation, 



518. H. wnbilicata. Dark horny -brown, subconic, fine- 

 ly striate across, with 5 rounded whorls ; perforation 

 large and deep. , 



Montague Brit. Shells, p. 434. tab. 13. f. 2. 



Shefl the tenth of an inch wide, rather conic and obtufe, with 3 

 much rounded and deeply divided whorls : aperture lunate, npt 

 reflected* 



519. H. trochiformis, JJorn-colour, pellucid, subconic, 

 with 6 rounded smooth whorls ; aperture somewhat 

 lunate, transversely compressed, 



Montague Br. Shells p. 427. tab. il.f, 0, 



Shell an eighth of an jnch wide, and about a? much high, some- 

 times with a rufous tinge, with 6 whorlsdeeply divided : lip thin, 

 4 Uttle reflected, and formipg a slight perforation. 



