HELIX. 927 



NEMORENSis. 22. Shell umbilicated, nearly globu- 

 lar, thick, shilling, with five whirls, and the 

 siiinmit depressed. 



Helix nemorensis. Midler Verm. ii. p. 62. No. 257 (see 



Errata). Gmelin, p. 3632. 

 Helix cretacea. Born Mus. p. 376. t. 16. f 1 and 2. 



Chemnitz, ix. part 2. p. 119. t. 129. f. 1146 and 1147. 



Gmelin, p. 3639- 

 Helix, No. 206. Schroeter Einl. ii. p. 234. 

 Inhabits the East Indies. Chemnitz. 



Shell ten lines long and fourteen broad, white, or tinged with 

 citron or flesh-colour, and marked with from one to three 

 brown bands on the body-whirl ; it differs from H. nemo- 

 ralis in being larger, thicker, stronger, and more polished, 

 and the spire is more produced than in H. citrina ; it has 

 five and a half or six whirls. 



viTTATA. 93. Shell umbilicated, nearly globular, 

 with five transversely striped whirls ; outer 

 lip reflected and white, and the throat 

 blackish. 



Helix vittata. Muller Verm. ii. p. 76. Chemnitz, ix. 

 part 2. p. 142. 1. 132. f. J 190 to 1192. Gmelin, p. 3Q3Q. 

 Lister Conch, t. 67. f. (iQ- ? Knorr, v. t. 21. f. 4. 



Inhabits Coromandel. Midler. Tranquebar. Chemnitz. 



Shell about nine lines in diameter, white, with several brown 

 bands of different breadths and shades, which Muller has 

 compared to the concentric veins of a piece of dried wood ; 

 it has five whirls, and the summit of the spire is blackish 

 blue ; the aperture is dark brown or blackish, and the umbi- 

 licus exposes the first whirl. 



ZONARIA. 94. Shell umbilicated, with a convex 

 rather depressed spire; aperture oblong, with 

 a broad white reflected margin. 



Helix zonaria. Linnceus S^st. Nat. p. 1245. Midler 



Verm. ii. p. 35. Born Mus. p. 378. Schroeter Einl. ii. 



p. 148. Chemnitz, ix. part 2. p. 140. t. 132. f. 1 188 and 



1189. Gmelin, \>.3Q39.. 

 Gnalter, t. 3. f. L. Seba, iii. t. 40. f. 52, 53, and 55. 



Knorr, v. t. 21. f. 3. 

 Inhabits the South of Europe ; and is a land shell. Linnceus. 

 Barbary. Gmelin. 



