132 
HELICIDJE. 
49. 16. .Helix Brown Snail. — Shell sub- 
globose, wrinkled, transparent, very brittle, 
rather flexible, amber-coloured, bald ; aperture 
lunate ; umbilicus very narrow ; peristome thin, 
(t. 4. f. 36.) 
Helix fusca. Mont. p. 424. t. 13. f. 1.; Turt Diet. p. 946. 
Man. f. 36.; Jeffreys.^ Linn. Trans, xvi. 321. 391. 507.; 
Alder., Mag. Z. and B. ii. 107. ; Pfeiffer., Mon. Hel, i. 32. 
Forhesand Hardey., B. M. iv. 77. t. 119. f. 45. t. G G G. f. 4. 
t. 132. f. 10. — Zonites fuscus. Macgilliv. Moll. Aherd. 93. — 
Helix revelata. Bouch. Moll. Pay. de Cal. 44., not Ferussac. 
— Helix subrufescens. Miller., Ann. Phil. iii. 379. 1822. 
— Helix (Zenobia) corrugata. Gray., Med. Pep. 1821, 239. 
Inhab. damp woods among decayed leaves and 
thick herbage, and on the under side of the leaves 
of alders, &c. 
Animal yellowish ; tentacles long. 
Fig. 37 . Shell three eighths of an inch in dia- 
meter, and a quarter of an inch high, very 
thin and pellucid, more or less wrinkled^ 
glossy amber-coloured ; aperture crescent- 
shaped, very thin, as long as broad, re- 
flected only at the pillar-angle, where there is a 
minute perforation, (fig. 37.) 
50. 17. Helix rufescens. Eufous Snail. — Shell 
flattish, bald, reddish horn-colour, concentri- 
cally striate, slightly carinated by a narrow 
central paler band ; whorls six ; mouth roundish 
lunate; umbilicus large and deep, (t. 11. f. 
28. ; t. 3. f. 22. 28^) 
Helix clandestina. Born. Mus. Vend. — Helix rufescens. 
Penn. B. Z. f. 34. ; Montagu., p. 420. t. 23. f. 2. ; Fer. 
Prod. 44.; Turton., Man. ed. 1.37. f. 28.; Jeffreys, L. T. 
xiii. 337. Forhes and Haidey., B. Moll. iv. 68. t. 118. f. 4. 7. 
— Teba rufescens. Leach., Moll. Syn. 70. — Helix glabella. 
