HELIX. 59 



This pretty little shell is a link between the Zonites 

 and Helices. Its quaint pyramidal shape prevents a 

 possibility of mistaking its identity. 



Though generally distributed, it is by no means 

 common everywhere. It should be sought under rotten 

 branches and logs and among moss in woods. 



Var. Mortoni. Paler, spire more depressed, more 

 sharply carinated. 



Genus IV. HELIX. 



1. H. LAMELLATA (having 



G-lobosely conic, semi-transparent horn-colour, epidermis 

 raised into plaits in the line of growth ; whorls six ; spite 

 blunt ; umbilicus distinct. 



This little shell, which inhabits the north of Great 

 Britain and most parts of Ireland, as well as Anglesea, 

 frequents dead leaves, especially those of the holly. 



It somewhat resembles an immature Pupa in shape, 

 but a second glance will show its distinct umbilicus 

 and its plaits of raised epidermis, which form regular 

 ridges in the line of .growth. 



2. H. ACULEATA 



Pyramidal, turreted in appearance owing to its rapidly 

 increasing ivhorls, of which there are four or four and a 



