MAYFIEU) : LAND A\D FRESHWATER MOI.LUSCA OF EAST SUFFOLK. 299 



L. palustris (Miill)— (i), Lowestoft. (3), Needham Market, 

 Bramford. 



L. truncatula (Miill.). — (2), Very abundant at Mendlesham and 

 Thwaite. (3), Needham Market. 



Ancylus fluviatilis (Miiil.). — (3), On water-lily leaves at Bram- 

 ford and Needham Market. 



Velletia lacustris (L.). — (2), On leaves of pond-weed, Mendles- 

 ham. (3), On water-lily leaves at Ipswich. 



Cyclostoma elegans (Miill.). —(3), Abundant on a chalky bank 

 at Bramford. 



ViiY. ochroleuca. — Bramford. 



Acicula lineata (Drap ).^(i), One specimen, Oulton. 



Neritina fluviatilis (I-.). -(3), In the Gipping, Bramford. 



Viviparus contectus (Millet).— (i), Oulton Broad. 



V. viviparus (L.).— (i), In a ditch near Oulton Broad. (3), Ips- 

 wich, Bramford. 



Bythinia tentaculata (L.).— (i), Oulton. (3), Needham Market, 

 Bramford, Ipswich. 



B. leachii (Sheppard). — (3), Needham Market, in the Gipping. 



Valvata piscinalis (Miill). — (i), Oulton, Lowestoft. (3), 

 Needham Market, Sproughton. 



V. cristata Miill. — Very common in all districts. 



Unio pictorum (L.).— (i), Near Oulton Broad. 



Anodonta cygnea (L.).— (i), Oulton Broad. (2), Thorndon. 

 (3), Ipswich, Needham Market. 



A. anatina (L.).— (i), Oulton Broad. 



Sphaerium corneum (L.). — (i), Lowestoft, Oulton. (2), 

 Mendlesham. (3), Bramford, Needham "Market. 



S. lacustre (Miill.).— (2), In ponds, Mendlesham. 



Pisidium amnicum (Miill.). — (i), Oulton. (3), Needham 

 Market, Bramford. 



P. fontinale (Drap.).— (i), Near Lake Lothing, Lowestoft. (2), 

 Mendlesham. 



Var. pulchella. — Lowestoft. 



P. pusillum (Gmelin).— (2), Mendlesham, ^i'hwaite, Wickham 

 Skeith. 



P. milium Helder.— (i), Near Lake Lothing, Lowestoft. (2), 

 .Mendlesham. 



Helix pisana var. alba Shuttl. in Guernsey.— In July this year I found some 

 )f this scarce variety at Vazon Bay, Guernsey. With this exception the colony of 

 '■fe/tv pisana at that locality seemed to consist entirely of the typical form. On the 

 ither hand, at Vale Castle and Bordeaux Harbour (the only other known localities 

 n ( niernsey for this ffe/ix) there is a fair proportion of the variety a//>/da Aloq. with 

 lie type.— J. E. Cooper, 68, North Hill. Flighgate, N. (/^m.^ before the Society, 

 November 12. 1002). 



