characters of the animal, enumerates five hundred and 

 forty-four. 



To a species of this genus, common to Europe and a 

 part of North America, the H. aspersa, Muller, san«tiv<; 

 qualities were formerly attributed in diseases of the lungs. 

 and Sir Kcnelm Digby introduced them into England for 

 the benefit of the afflicted. Many species are served upon 

 the tables of the luxurious, and amongst the Romans, the 

 breeding and fattening them for food, vs^asa particular oc- 

 cupation. Montfort informs us that the H. pomatia. Linn. 

 '•is an object of commerce ; at Paris, Vienna, Rochelle, in 

 Switzerland, &c, they are taken to market, and are expor- 

 ted in barrels to the Antilles ; " he adds "c'est un aliment 

 sain, succulent et prolifique." 



Lamarck's genus Carocolla, is much like Helix, but the 

 volutions are always acutely angulated. In Bulimus the 

 aperture is longer than wide, and in Pupa, Clausilia, &c., 

 the form is cylindrical, and the labia are continuous. 



HELIX ALBOLABRIS. 



DESCRIPTION. 



Shell convex, imperforated, immaculate, pale reddish 

 brown ; volutionfi about five and a half with rather obtuse 

 \vrinkles, crossed by very minute lines, more obvious on 

 the body whorl tlian on the spire : Huture distinct, not very 

 deeply impressed : lubruni abruptly contracting the mouth, 

 rather widely and abruptly refiected, flattened in the plane 



PLATE XIII. 



