Shells of Common Occurrence. 145 



about an hour after a shower, the banks they 

 frequent become quite covered over with them, 

 where in dry weather not one is to be found, as 

 they retire into holes in the ground, and amongst 

 grass, roots, and rubbish. The H. hortensis, garden 

 snail (Figs. 28 and 29), is, like the preceding, very- 

 varied in its colours, though less in its size, which 

 is three-fourths of an inch in diameter. The shrub 

 snail (Figs. 30 and 31), which nearly resembles 

 this, is pretty and interesting. The zoned snail 

 H. virgata (Figs. 32 and 33), is more peculiar to 



34-35. 



36-37. 38-39. 



32-33. H. virgata (the Zoned Snail), Da Costa. 34-35. H. 

 caperata (the Black-tipped Snail), Montagu. 36-37. H. 

 ericetorum (the Heath Snail), Mutter. 38-39. H. hispida 

 (the Bristly Snail), Linnceus. 



chalk and lime districts ; and the little black-tipped 

 snail, H. ccuperata (Figs. 34 and 35), which might at 

 first sight be mistaken for the zoned snail, is a 



