312 



PROCEEDINGS OF THE 

 CONCHOLOGICAL SOCIETY OF GREAT BRITAIN & IRELAND. 



286th Meeting, January 10th, 1900. 



Mr. Thomas Rogers in the chair. 



Donations to the Library announced and thanks voted : 

 The usual periodicals received in exchange. 



New Members Elected. 

 Dr. G. H. Broadbent, 8, Ardwick Green, Manchester. 

 Mr. Hugh Watson, Lauder Grange, Corbridge-on-Tyne. 

 Mr. Walter F. Webb, Albion, New York, U.S.A. 



Candidate Proposed for Membership. 



Mr. John Stacey. 



Member Deceased. 



Mr. Edgar Leopold Layard, C.M.G., F.Z.S. 



It was resolved that the Secretary write to Mr. Layard's representatives^ ex- 

 pressing the Society's sympathy. 



Paper Read. 



"Clausilia bidentata with two mouths," by Hugh Lamont Orr. 



Exhibits. 



By Mr. H. L. Orr: Clausilia bidentata Str. , with two perfect mouths, from 

 Cave Hill, Belfast. 



By Rev. H. A. Hudson : Pecten opercularis L., from the Isle of Man. 



By Mr. F. Taylor : Dreissensia polymorpha Pall. , attached to living shells of 

 Anodonta cygnea L., from Bardsley Canal ; and a remarkable abnormal specimen 

 of Carychiwn minimum Mull., from Riversvale, near Oldham. The rarity of 

 abnormalities in this species is noteworthy. 



By the Manchester Museum : Some recent additions to the collection of Falk- 

 land Island mollusca, presented by Mr. Rupert Vallentin, who dredged them at 

 Stanley Harbour in 1898-99. 



287th Meeting, February 14th, 1900. 



Mr. Thomas Rogers in the chair. 



Donations to the Library announced and thanks voted : 

 Armature of helicoid landshells, by G. K. Gude ; Priced check list of the land- 

 shells of the United States and Canada, by W. F. Webb ; Bibliographia physiologica, 

 vol. I and vol. 2, part 1, Zurich, and the usual periodicals received in exchange. 

 Donation to the Cabinet from Mr. J. Bliss : 

 Two specimens of Clausilia ( Oligoptychia) blissi. 



New Member Elected. 

 Mr. John Stacey, 16, Durham Road, Plumstead. 



Candidates Proposed for Membership. 

 Mr. J. H. Killingbeck ; Mr. Joseph Moorcock ; Mr. Charles Pannell, Jr. ; 

 Mr. C. P. Richards ; Mr. E. H. Solly. 



Resignation. 

 Mr. W. E. Scharff. 



