WORMS. TEStACEA. 59. Helix. 191 



S //// with a margined tuhc extending beyond the furfacc of the 

 she! I, in the place of an umbilicus. 



531. \i. fa-sriata. White with 3 transverse rich ma rone 

 belts on the 1m t whorl, smooth : whorls 3, the first 

 more tumid. 



Adams Linn. Trans, v. I. I./. 20. 21. 



S/W/ slightly mnbilicate, pellucid, with 3 belts, the middle-one 

 broad, the two lateral-ones narrow. 



532. II. niiidimma. Horny, glossy, with 2 whorls, very 

 finely striatc transversely. 



Adams Linn. Trans, v. t. i-fig. 22-24. 



533. II. bicolor. Slightly umbilicate, smooth, with '2 

 whorls. 



Adams Linn. Trans v. tab. \.f. 25-27. 



Shell differing from the last, in being perfectly smooth, entirely 

 devoid of glofsiness, and in having the inside of the shell white. 



C. Wilh rounded whorts, impcrf orate. 



534. IT. vu'-para. Yellowish-olive, with 3 brown hands, 

 suhconic, obtuse, lincly striate : aperture subor- 

 hicular. 



Br. Zoo!, t. 8.j./. 132. Donov. t. 87. Da Costa t. 6./. 9. 



Shell an inch and a half long, an inch wide, with 6 tumid whorls, 

 the larger one with 3 narrow bands, the rest with 2, within ftnooth 

 white banded : ap;rtitre contracted a little at the upper-part j 

 pillar reflected, 



535. II. nemorali. Subglobular, diaphanous, variously 

 ban Jed : aperture roundish-lunate. 



i. Citron flefh-colour, or tawny, without visible bands: lips 

 brown. 

 Da Costa t. 5. fig. i. 2.8. 



e. Citron, greenish-yellow, or flesh-colour, with a single brown 

 band : lips brown. 

 Da Costa t. $.f. 3. Donov. t. 13. Upper ami middle fig. 



3. Citron, greenish-yellow, or flesh-colour, with numerous broa- 

 der or narrower brown bands : lips brown. 



Da Costa t. f } .f. 4. 5. Donov. t. 13. 3 lower fig. 



4. Variously coloured and banded, lefs : lips white and thick- 

 rhed. 



Chemn. Conch, g. t. \\%.f. 1199. 1201. 



SA<7/about an inch wide, with 5 much lonnded whorls, obtuse, 

 smooth or slightly striite : aperture broader than it is long. 



536. H: hortensis. Yellowish, with 4 tawny bands inter- 

 rupted by white spots: lip pure white. 



Br. Zoo I. t. 84. /. 129. Donov. t. 131. Da Costa t . 4 /. i. 



Shell an inch and a half wide, whitish or yellowish, with 4 

 interrupted bands, the third of which in broader, a little rugged 

 with minute dots: whorls 4, with obscure plaits : lip margined, 



white. 



537. H. fufca. Rufous horn-colour, pellucid, nearly 

 smooth : aperture lunate. 



Montague Brit. Shells p. 424, tab. 31, /. i. 



Shell about 3 eighths of an inch wide, hardly a quarter of an 

 inch high, with 5 or 6 very slightly wrinkled whorls : lift thin, a 

 little reflected at the lower margin. Resembles H. rufescens, but 

 is lefs rugged, and has no trace of umbilicus. 



538. H. viriegata. SubpoliuciJ, smooth, with 4 whorls 

 marked with rei lines ; the lirst whori tumid. 



