WORMS. TESTACEA. 81. Helix. 537 



Inhabits Hill waters of Europe, and is probably only the laft in 

 a different ftage of growth. Shell about 11 lines long, white 

 or golden fometimes barred with white ; fpire acute, with 

 5— 7 whorls feparated by a fmall line, the firft a little ven- 

 tricofe J lip not margined. 



Glabra. Shell cylindrical pointed horny, with an ovate aperture. 

 Sbrcet. Erdconch. tab. J. fig. 15. 

 Inhabits raoift meadows of Denmark : 4§ lines long. 

 Shell pellucid, with about 8 round whorls, the firft with a 

 kidney-fhaped black tranfparent belt 1 fnail black with whitifh. 

 horns. 



*Paluftr:si Shell oblong pointed brown, with an ovate aperture. 

 Pennant Brit. Zool. iv. p. 159. tab. 86. fig. 136. B. 

 Lister An. angl. 2. tab. 22. • Gualt. test. tab'. 5. E. 

 Martini BerL Magaz. 4. t^g.fi. 37. 

 S chr at fiuf conch, tab. J. fig. 9, 10. 



2. Schrczt jlufconch. tab. 7. fig. 7. 



3. §chr<ztfiufconth. tab. 7 .fig. II. 



Inhabits boggy meadows of Europe ; refem'bles H* flagnalis, but 

 the fnail is cinereous with whitifh dots, and the fhell is 

 fomewhat flronger and not (o much pointed at the end: Jhell 

 2 — 9 lines long, with very fine crowded tranfverfe and fpiral 

 ftriae, brown with fometimes a red band or two at the aperture.* 

 Up reflected white : whorls 5^6. 



iruncastuta. Shell ovate-oblong, the whorls truncate upwards: aper- 

 ture ovate. 

 Schrtzt. fiufcench. tab, J .fig* 13* 



Inhabits Greece: if — 5 lines long. Shell black fubpellucid 

 with 5 whorls amd incumbent fqualid lip. 



eregra. Shell horny fubconic, with an acute projection: aperture 

 ovate. 



q Gualt » test. tab. $.jig. ee, 

 v : Cbevm conch 9 t. l^^fi. 1244. #. 1,2. 



Inhabits Itagnant waters of Denmark : 2 — 8 lines long. 

 Shell whitifh pellucid or black opake : differs from H auricula 

 in not being ventricofe and in having the whorls rather ab- 

 rupt and more elongated • and from H. paJuilris in being 

 iomewhat conic. 



Glutinofa. Shell ventricofe diaphanous, with an obtufe proje'clion : 

 aperture wide. 

 Inhabits Denmark, chiefly on the leaves of the Nymphsea lutea: 

 if— 4 lines long. 



VOL, IV, — 3 Y SMI 



