82 LAND AND FRESH-WATER SHELLS. 



semilunar ; inner lip thin, reddish-brown or chocolate-coloured ; 

 outer lip strong, reddish-brown ; umbilicus covered by the inner 

 lip. Height fths inch. Among nettles in woods and hedge- 

 banks. Common. H. nemoralis.^ 



(/) Shell resembling that of H. nemomlis but' smaller, more 

 globular, rather thinner, and possessing a white or rose-coloured 

 peristome. Same localities as last species. Common. 



H. hortensis.^ 



(g) Shell globose, brown marked with yellowish spots, and a 

 single black band round the periphery of each whorl ; whorls 

 five to six, convex ; spire conoid, short, blunt ; mouth rounded, 

 lunate ; peristome white ; umbilicus distinct. Height ^fths inch. 

 Among the reeds and willows of ditch sides and river banks; 

 in woods and hedgerows. Rather local. 



H. arbustorum.^ 



(ti) Shell somewhat depressed, thin, yellowish-horn coloured 

 or creamy-white tinged with rose near the mouth, faintly banded 

 with white on the periphery; whorls six to seven, convex, the 

 body-whorl occupying one-half of the shell ; spire short, blunt ; 

 mouth lunate, with a white or rose-coloured rib ; umbilicus narrow, 

 deep. Height |4 tns mcn - O n nettles, and in marshy places, in 

 some of the southern and northern counties of England. Local. 



H. cantiana. m 



63 v. castanea, brown ; v. carnea, flesh-coloured ; v. libellula, yellow ; v. 

 rubella, pink ; v. albescens, whitish ; v. hyalozonata, with transparent bands ; 

 v. major, very large ; v. albolabiata, with mouth and lip white ; v. bimarginata, 

 peristome brown exteriorly, white interiorly ; v. conoidea, spire an elevated 

 cone. 



64 v. albina, white or whitish ; v. pallida, very pale yellow ; v. incarnata, 

 rose-coloured ; v. olivacea, deep olive-brown ; v. lutea, yellow ; v. minor, 

 dwarfed ; v. lilacina, bluish-violet ; v. arenicola, with transparent, colourless 

 bands ; v, fuscolabiata, peristome and rib dark ; v. roseo-labiata rib pink or 

 rose-coloured. 



65 v. flavescens, yellowish, unicolor ; v. major, larger, spire more 

 depressed; v. conoidea, conical, large, with transverse, somewhat confluent 

 pale yellow markings ; v. alpestris, half the usual size, more depressed ; v. 



fusca, brown, nearly unicolor, thin, subtransparent. 



68 v. albida, white ; v. pyramidata, smaller, spire more raised, pyramidal ; 

 v. Galloprovindalis, last whorl less depressed, lighter in colour, umbilicus more 

 narrow, peristome reddish exteriorly, white interiorly. 



