Mr. J. G. Jeffrey s's Notes on Swiss Mollusca. 25 



Helix pygmceaf Drap. 



This has an equally extensive range with the last species, 

 and is equally common. 



Helix glabra J Fer. 



Sion; Martigny; Coire (Charp.); Belmont, near Lausanne; 

 Zermatt. 



M. Schmidt, in an elaborate memoir on the genus Zonites, 

 and especially on the Z. alliaria of Miller (published in the 

 ' Malakozoologische Blatter^ for this year), considers these to be 

 distinct species. The H. alliaria has been found by M. Grate- 

 loup at Dax, in the department of the Landes. 



Helix cellaria, Miill. 



Devens and other places (Charp.) ; neighbourhood of Lausanne. 

 Not uncommon. 



The Helix nitens of Michaud, which M. Charpentier referred 

 to the H. cellaria of Studer, is a different species, and allied 

 to H, nitidula. It was introduced by him in error as Swiss. 



Helix nitidula i Drap. 



Var, Albida. H, Helmii, Gilbertson. 

 Belmont Wood, near Lausanne. 



Helix petronella, (Charp.), Pfeiff. Helic. iisVA\ adT 



Helix vitrina, F6r. » , 



Enzeindaz, in the Grisons (Charp.) ; — Mont Tendre; Findel, in the 

 Haut Valais. Rare. 



An interesting species, allied to H. radiatula of British 

 authors. 



Helix radiatula, Alder. ' ^ sinofmO^b sSIIbT 



Helix pur tty var. /3, Pfeiff. Helic. 



Chamblande and SauvebeUn Wood, near Lausanne ; Vufflens ; 

 Villeneuve ; Terrain and Devens, in the Valley of the Rhone ; 

 Visp ; St. Nicholas. Not uncommon. 



It has also been found, according to M. Terver, near Lyons, 

 and in the Department de POise. 



Helix lucida, Drap. 



Lac de Bret ; Chamblande and other places near Lausanne ; Val- 

 lee de Bagnes. Common. 



