THE SNAILS AND SLUGS OF THE GREEN LANES. 221 



dantly in the neighbourhood of decaying wood. The 

 Ruddy or Eufous snail (H. rufescens, Fig. 169), not- 

 withstanding its name, assumes several tints and 

 shades, and may even be found white. It is 

 abundant on hedge-banks, especially in limestone 

 districts. The young shells are covered with hairs, 



Fig. 168. Fig. 169. 



Rounded Snail (//. rotundatd). Ruddy Snail (//. rufescens ,. 



and then very much resemble Helix hispida, from 

 which, however, they may be known by the keel on 

 the margin of the outer whorl. The Pigmy snail 

 (H. pygmsea, Fig. 170) is a pretty little object, not 

 bigger than a pin's head, and therefore 

 difficult to find, although it has a wide 



distribution. It must be sought for 



under stones, and at the roots of grass ; Pigmy Snai' 



and especially on dead leaves in moist C ) jJS^ X 



woods. 



Space forbids us to do other than call attention 

 to various small species of land snails outside the 

 genus Helix. Among these are the Bulimus, 

 Clausilia, Pupa, &c., and a quiet, careful search 

 among moss or on limestone soils will discover some 

 of them. The clausilia will be found on calcareous 

 soils, and is well worth examination, on account of 



