PROCEEDINGS : JANUARY 12, 1916. 55 



fusca, H, nentoralis var. tenuis Clynnog Fawr, Carnarvonshire ; Foinaiias degans 

 Eglwyseg Rocks, Denbighshire ; Pom. degans var. ? Gaddesden IIoo, Herts. ; 

 Vertigo fygtiura, Val. excenirica, Val. costata Hudnall Common, Herts.; H. 

 gigaxii and var. lutescens Great Gaddesden, Herts. ; H. gigaxii var. albicans 

 Drayton Beauchamp, Bucks. 



By Mr. J. W. Taylor ; Hygi-omia wnbrosa Partsch, collected at Margate by 

 Mr. J. C. Dacie, to illustrate his note. 



By Rev. L. J. Shackleford : A series of beautifully executed photos, by Mr. 

 Tohn S. Gladstone, of Voltifa afi'icana Rve. and var. beckeri nov. Shackleford ; 

 also Alargindla tovilini Shackleford and AI. taylori Shackleford. The types of 

 these are unique and belong to the South African Museum. 



448th Meeting, held at the Manchester Museum, January 12th, 1916. 



The President, Mr. R. Standen, in the chair. 



Additions to the Library announced and thanks voted : 



" Tryon's Manual of Conchology," pt. 91, by H. A. Pilsbry. 



" Notes on the Species of the Molluscan Sub-genus Niicdla inhabiting the 

 north-west coast of America and adjacent regions," by W. H. Dall. 



"Three New Species of Anodontites fiom Brazil," by W. B. Marshall. 



" Verzeichniss der Landschnecken Danemarks," by C. M. Steenberg. 



" Strandvvandelingen, iv., MoUusken [of Dutch coast]," by W. G. N. van der 

 Sleen (from the respedive authors). 



" New Claiisilias from Malta," by A. C. Gatto. 



"Disappearance oi Spondylus gcederopus L. and other species from Maltese 

 waters," by A. C. Gatto. 



" Les Pleurotomaires," by E. L. Bouvier {presented by the Manchester Museum). 



Resignation. 



Rev. Hy. A. Hudson. 



Death. 

 J. J. MacAndrew, F.L.S., etc. 



New Members Elected. 

 A. W. Pye. 

 J. S. Gladstone. 



Paper Read, 



" Notes on Marginella," by J. R. le B. Tomlin, M. A. 



Exhibits. 



By Mr. G. C. Spence : A series of Stoastoma, Jerdonia, Cyathopoma and 

 Lagochilus. 



By Mrs. Gill : An extensive series of the Epidromus sub-genus of Triton, and 

 of the genus Distorsio. 



By Mr. T. H. Piatt : Some beautiful examples of Arconaia lanceolata Lea, 

 China; Mutela exotica Lam., M. rostrata Rang, and M. nilotica?>o\\!., from the 

 Nile ; M. dubia Gmelin, from Senegal ; and Chelidonopsis hirnndo von Marts. , 

 from Nsendwe, Congo. 



Lr the special exhibit of the Alopia section of Clausilia examples of nearly all 

 the species known were shown by Messrs. J. Cosmo Melvill and E. Collier. A 

 very interesting account of the peculiar characters of this group, its limited geo- 

 graphical distribution, habitats and affinities with Balea, etc., was given by Mr. 

 Collier. 



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