308 THE ZOOLOGIST. 



A CATALOGUE OF THE LAND AND FEESHWATEE 

 MOLLUSCA OP SUSSEX. 



By E. W. Swanton. 



(Member of the Conchological Society; Curator of the Educational Museum, 



Haslemere.) 



(Continued from p. 268.) 



(Plate III.) 



Helicella itala, Linne (— H. ericetorum, Miiller). — Widely 

 distributed, abundant on the Downs, absent from the Vectian 

 sands. Subject to great variability in size and colouring. Mr. 

 Jenner has taken shells 20 mm. in diam. at Eastbourne, and 

 dwarfed specimens on the Downs near Lewes. The Eev. 

 W. A. Shaw has found this species in a Holocene deposit at 

 West Stoke. 



Var. hyalozonata, Cockerell. — Near Beachy Head (A. G. 

 Stubbs) ; Bottingdean (F. Burrows) ; Friston, near Eastbourne 

 (C. H. Morris). 



Var. leucozona, Moquin-Tandon. — Downs near Lewes (Jenner) ; 

 Heyshott Down (E. W. S.). 



Var. alba, Charpentier. — Lewes (T. S. Hillman) ; Kingston 

 Hill (C. H. Morris) ; Downs at Lewes, Seaford, and about Beachy 

 Head (Jenner). 



Var. bizonalis, Moquin-Tandon. — Near Lewes and Seaford 

 (J. H. A. Jenner). 



Var. coalita. — Downs near Eastbourne (Bev. W. L. W. 

 Eyre). 



Var. griscescens, Colbeau (= subpellucida, Jenner). — Wilming- 

 ton Hill (J. H. A. Jenner). 



H. caperata, Montagu. (Plate III.) — Generally distributed. 

 Borrer noted that it is very partial to clover fields, and is a favourite 

 morsel with the Land-Bail. The Bev. W. A. Shaw has found it in 

 a Holocene deposit at West Stoke. Large forms have been observed 



