LAND AND FRESHWATER MOLLUSC A OF SUSSEX. 391 



P. subtruncatum, Malm. (= P. fontinale, Jeffreys). — Widely 

 distributed. 



P. pulchellum, Jenyns. — Apparently rare, only three records. 

 Ditches, Pett Level (E. Tate) ; Hastings district (Hastings Phil. 

 Soc, second suppl.) ; Brighton district (Mrs. Merrifield). 



P. pasillum, Gmelin. — Widely distributed. 



P. ci?iereum. — Apparently very rare. A single record. Dried- 

 up ditch at Chidham, 1911 (Eev. W. A. Shaw). 



P. nitidum, Jenyns. — A local species. Near Hastings and 

 Guestling (Hastings Phil. Soc.) ; ditches at Lewes, Henfield, and 

 Eastbourne (W. C. Unwin) ; deep ditches and pits at Chidham 

 (W. Jeffery) ; Surrey and Sussex Canal, near Alfold (E. W. S.). 



P. obtusale, Pfeiffer. — Locally abundant. Brighton district 

 (Mrs. Merrifield) ; Lewes (W. C. Unwin) ; streams at back of 

 Southover Crescent, Lewes (Lewes Nat. Hist. Soc.) ; Warbleton 

 (F. H. Sykes) ; Pannell's Hole, Harting (W. Weaver) ; Burton, 

 near Petworth (W. Jeffery). 



P. gassiesianum, Dupuy (= P. roseum, Jeffreys). — A local 

 species. Hastings (Eev. E. N. Bloomfield) ; Pevensey Marshes 

 (Eev. W. A. Shaw and L. E. Adams) ; Chidham (Eev. W. A. Shaw). 



In concluding this catalogue of the land and freshwater 

 Mollusca of Sussex, I wish to express my thanks to the 

 following conchologists for much kind help in its prepara- 

 tion :— The Eevs. C. E. Y. Kendall and W. A. Shaw, Messrs. 

 E. A. Butler, W. Euskin Butterfield, E. Collier, H. L. P. Guer- 

 monprez, J. H. A. Jenner, D. Taylor, H. Toms, and W. Whit- 

 well ; and to Messrs. H. D. Gower and W. H. Thornton for 

 photographs. 



I must also acknowledge my indebtedness to Mr. J. W. 

 Taylor's elaborate and indispensable Monograph for many 

 records, chiefly concerning the Testacellidce, Limacidce, Zonitidce, 

 and Arionidce. 



