fKOCKEDINGS : ANNUAL RErOR'i'. 2^ 



By Mr. W. G. Reynolds : Series o{ Helicella virgata from Rye, Sussex. 



By Mr. F. U. Sikes : Some remarkable forms of Heluigona arbtistoriiin ; 

 varieties of Helictlla cantiana and H. cartiisiana ; non-marine shells collected in 

 Iceland during August and September, 1912. 



By Mr. R. Standen : Aporrhais fespelicani from Soulhport, showing growth 

 stages and A. serresianns from Tearaght (W. Ireland) ; "J'jivia eiiiopaa var. arctica 

 and var. ntiiwr from Jersey ; also a series illustrating growth stages from Jersey and 

 Plymouth ; Jaiiiinia cylindracea var. albina from Keswick and Blackington, and 

 embryonic shells from Oban ; a series ol Sphariiiiii pallidum from various localities ; 

 and a remarkable series of Dietssensia polynnoipha Pallas, from canal at Wood- 

 plumpton, Lanes., especially selected to illustrate the extraordinary variation in 

 shape occasionally assumed by this polymorphic mussel in certain localities (vide 

 /. 0/ C, vol. xi., p. 84). 



By Mr. A. W. Stelfox : J-Jelicella heripensisMah., Plu iiorbis voriicitliis TxoschtX 

 and Valvata macrostoina Steenlnich. 



By Mr. J. W. Taylor : Photomicrographs of radula and maxilla oi Flelicigona 

 aibustoruiii (photos by Mr. VV. Bagshaw, F. R.M.S.). 



By Mr. J. R. le B. Tomlin : A series of about 35 Pholadidea loscombiana 

 Goodall from Torbay, from very young examples upwards ; British examples of 

 lanthiiia rotiindata Leach, /. exigtia Lam. and I. pallida Harvey ; " live " series of 

 Scala clathrus\j., S. trevelyana Leach and S. clatliraliila Ad. ; Madeiran species 

 and varieties oi Pupa, recent and fossil {P. degenerata Woll. only wanting), includ- 

 ing P. abbreviata Lw. , P. gibba Lw. , P. cassidnla Lvv. , P. laviellosa Lw., P 

 relevata Woll., P. linearis Lw., and P. defoi7nis Woll. 



By Mr. W. C. W. Vincent : Helicella capeiata, a sinistral specimen from Frinton- 

 on-Sea, Essex ; Helix korlensis, a scalariform example from Lee, N. Devon. ; 

 series of Ostrea edulis from Whitstable, to illustrate growth periods ; Olivida from 

 Seychelle Is., and other shells. 



By Mr. R. Welch : Vertigos and other small non-marine shells from Holocene and 

 recent " pockets" in the sand-dunes of North and North-west Ireland. 



By Mr. C. E. Wright : Series of Helicella caperata with some H. heripensis, 

 from several localities ; Helicigoiia arbiistoruvi, a sinistral specimen from Denford, 

 Northants. , also an example showing a second band ; series o{ Helix horteiisis from 

 Hunts., and H. nemoralis from Northants. ; also a fine collection of molluscan eggs. 



By Mr. C. E. Wright (on behalf of Mr. C. P. Jenkinson) : Albino shells of 

 Helicella cantiana, Plaiiorbis corneiis, Linincea stagttalis, L. pahisiris, L. peregia, 

 and Z. auricularia all from Northants. 



By Mr. C. E. Wright (on behalf of Mr. M. H. Smith) : Helicella itala (sinistral) ; 

 a monstrosity of Helix aspersa ; a beautifully banded Limncea stagnalis ; a scalari- 

 form Planorbis carinattis ; series of Sphcerium lacustre and S. cornttini, all from 

 Northants. 



By Mr. J. E. Cooper : Photomicrographs of molluscan radulse, and photos of 

 various shells ; sixteen species of Obba ; Corasia psittacina, C. regince and its var. 

 alfitce, Chlorcta ccerulea ; several of the rarer species of Zrij/?Vc5/y /a; also Choanopo/na 

 puichnim, C. hystrix and C. echinus. 



ANNUAL REPORT. 



At the date 01 the last Annual Meeting the number of members, including 

 Honorary Members, was 339. During the year six have been removed by death, 

 and the names of two others have been struck off the list for non-compliance with 



