WORMS. TESTACEA. 81. Helix. 539 
*0bfura. Shell conic brown: aperture toothlefs; lip white. 
Lister Anim. Angl. tab. 2. fig. 8 <Argenv. conch, tab. 28. 
Inhabits Europe, at the roots of trees. Shel/ pointed, finely ftriate, 
the ftriz vifible only by the help of a glafs: avhorls 6: aperture 
oval, with an acute margin: Zp gloffy-white: /zail white, 
above dufky, the eyes only black, 
* Lubrica. Shell conic fulvous polifhed pellucid acute: aperture tooth- 
lefs; lip reddith. 
Lister Anim Angl. tab. 2. fig. 7. Schret. Erdeonch. t. 1. f. 9. 
Martini Berl. Magaz. 3. t. 5. f. 59. a, b. 
Inhabits Euro?e, among mofs and wet rotten wood: 24 line: long. 
Shell glabrous finely polifhed, rarely whitifh, with 5 or 6 whorls 
and ovate aperture: /za;] black, beneath white. 
Limfa. Shell imperforate fomewhat oblong pellucid acute, with an 
ovate aperture. 
Chemn. conch, 9. tab. 135. fig. 1240, 1247: 
Inhabits wet meadows of Europe: an indittin& fpecies. 
Contortu- . Shell turbinate cinereous nearly imperforate; crown trun- 
plicata, cate. 
Argenv. conch. tab. 8. fig. 8. 
Inhabits muddy ditches of Denmark: 2% lines long. 1 
Sheil pyramidal {qualid opake, with about § whorls: aperture 
circinate, 
Angularis. Shell imperforate greenith; the whorls fpirally angular: 
throat white. i 
Lifter tab. 127. -Chemn. conch. 9, tah. 134 fig. 1222, 1223, 
Inhabits China: 12 lines long, Shell conic, very finely firiate _ 
tranfverfely: whorls 5, nearly perpendicular: aperture rounded. 
* Tentacus Shell imperforate ovate obtufe, clouded with brown : aper- 
efe ture fubovate. 
Pennant Brit. Zool. iv. tab. 86. pig. 140. 
Lifter tab. 132. An. Aagl. t. 2. f. 19. 
Da Colla Brit Conch, tab. 5. sig. 12. 
Gualt. test. tab. S. fig. B. Geoffr. tef. 3. 
Chemn. conch, 9. tab. 135. fig. *245, 
Inhabits ponds and ftill waters of Europe. 1—4 lines long: 
Shell horny diaphanous acute glabrous, brown or dirty chefnur, 
generally covered with mud: ahorls 4 or 5, rarely 6, round 
convex: /id ovate horny pellucid white. 
gz * duri- 
