78 GASTEROPODA. HELICIDZ. 
ZURAMA PULCHELLA. 
Z. epidermide in lineas obliqué-transversas, elevatas digesta. 
Helix pulchella, Mill. Verm. Hist. 232 ; Drap. Hist. des Moll. 
112. pl, 7. figs. 30-32. 
Turbo helicinus, Lightfoot, Phil. Trans. \xxvi. t. 3. figs. 1-4. 
Helix costata, Mill. Verm. Hist. 233. 
Helix paludosa, Mont. Test. Brit. 440; M. & R. Trans. Linn. 
Soc. viii. 193. t. 4. fig. 5; Flem. Edinb. Encycl. vii. 80. 
Helix crenella, Mont. Test. Brit. 441. 
Turbo paludosus, Turt. Conch. Dict. 228. 
Helix erystallina, Dill. Desc. Cat. 909. 
Habitat sub lapidibus et inter muscos, passim. 
Shell with the epidermis elevated into limes, which are ar- 
ranged in an obliquely-transverse direction. Longitudinal dia- 
meter one-eighth of an mch. 
Colour whitish and subpellucid. Epidermis sometimes 
slightly tinted with brownish. 
Animal hyaline, whitish, very rarely tinted with grey or lu- 
teous. Tentacula generally paler than the back. Eyes in- 
tensely black. 
Inhabits moss, and is often found beneath stones. It occurs 
in Greenwich Park ; is common among the rejectamenta of the 
Thames, and beneath stones; on Arthur’s Seat, and the Pent- 
land Hills. It is generally diffused throughout Great Britain. 
The raised epidermis is very easily rubbed off; and in this 
state it has been frequently described as a distinct species. 
STIRPS V. 
Genus 32. ELIsMIA. 
Elismia, Prideaux MSS. 
Testa valdé elongato-conica. Apertura elongata. Peri- 
trematenue; postice nullum. Umdbilicus perforatus. Tenta- 
cula superiora mediocria: inferiora breviuscula. 
Shell very elongately-conic. Aperture elongate. Peritreme 
