ASHFORD : LIST OF CHRISTCHURCH MOLLUSCA. l6l 



Variations. — (a) Size from 15 to 20 mm. in breadth ; 

 (b) ground-colour from the very palest straw-yellow through 

 canary-yellow to rufous salmon, rarely liver-brown, rarely 

 violet-grey ; (c) about three-fifths are bandless, the rest com- 

 prising most of the band combinations, a notable exception 

 being 00300 ; (d) lip rarely rose-colour, very frequently 

 reddish brown ; a tinted lip not confined to bandless shells; 

 (e) shells with 'transparent colourless bands (arenicola) 

 frequent. 



H. arbustorum. — Appears to be very local. A few may 

 generally be found on a swampy spot at Knapp Mill near 

 Christchurch ; rather pale, tending towards pallida. This 

 spot is often under water in winter. 



H. cantiana. — One small colony, including rubescens and 

 albtda, at Mudeford, under brambles on a bank rising 

 from the shore. Two isolated examples at Winkton, 



H. rufescens. — Plentiful in gardens and among nettles. 



Christchurch, Winkton... ; [Beaulieu]. Rufous shells 



{riibens) frequent, white ones {alba) occasional. 

 H. concinna. — Abundant at Knapp Mill near Christchurch, on 



swampy ground, with H. sericea; Winkton, [Ringwood]. 



" I consider them typical specimens " (Dr. Jeffreys). 



H. hispida. — Christchurch, Highcliff, Winkton, [Holmsley, 

 Brockenhurst, Beaulieu]. Nowhere numerous ; I have 

 not seen more than a score or so ; frequents rather dryer 

 situations than IT. conciima. 



H. sericea {granulata Aid.). — Abundant below trodden 

 Phragviites and rank vegetation close to R. Avon, Christ- 

 church ) a few at Winkton on a roadside bank ; [Ring- 

 wood]. Some shells are a shade darker than others. 



H. fusca. — [New Forest near Holmsley, one alive, one dead 



(J.H.A.)]. 

 H. virgata. — A small community struggHng for existence on 



an arable field, Newtown, varying in numbers from year 



