ZONITE8. 149 



above, whitish and planulate below; whorls 6-(>^, tho earlier 

 ones slowly, the later ones more rapidly enlarging, suture im- 

 pressed, periphery obsoletely angulated. Diam. 11*5-13 mill. 



Island of Sardinia. 



II. LUCIDA, Drap. PI. 48, figs. 37-43, 46-56 ; PI. 49, figs. 57-59. 



TJmbilicated, thin, irregularly impressed striatc, pellucid, 

 shining, smooth, yellowish corneous or greenish corneous, base 

 becoming whitish ; whorls 5J, suture impressed, last whorl much 

 wider, subdepressed. Diam. 14 mill. 



Sweden, England, France, Germany, Italy. 



It is H. Draparnaldi, Beck, H. nitida, Drap., H. cellaria, 

 Dcsli. (non Miiller), and H. nitem, Alten. 



Tar. SELECTUS, Mousson. 



Larger, umbilicus a little narrower, suture less impressed, 

 whitish, corneous. 



Var. EL AT A, Borcherding. Fig. 41. 



North Western Germany. 

 Viir. SYRIACA, Kobelt. Figs. 42, 43. 



More solid than the type, milky white below, last whorl com- 

 pressed, aperture pearly sinning. Diain. 17 mill. 



Syria. 

 Var. SEPTENTRIONALIS, Bourg. PL 48, figs. 46-48. 



Whorls more flattened above and more convex below. 



Northern France. 



The author describes it as a distinct species, but it appears to 

 connect insensibly with the type. 



Var. BLAUNERT, Shuttl. Figs. 51-53. 



Whorls a little narrower, more distinctly striulate, aperture 

 more oblong. Diam. 13 mill. 



Corsica, Nice, Provence. 



This is H. lucida, var. compressa, Dum. 



Var. FAHINKSIANA, Bourg. Figs. 49, 50. 



Whorls a little narrower, base declining towards the umbilicus. 

 Diain. 15 mill. 



Brittany, Provence, Catalonia, etc. 

 Differs but little from the preceding variety. 



