PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 247 



Further, the thanks of the Society are specially due to the Council 

 of the Linnean Society, through whose kindness it has been permitted, 

 as in previous years, to hold its meetings in Burlington House." 



On the motion of Mr. S. I. Da Costa, seconded by Capt. Peile, 

 the above was adopted as the Annual Report of the Society. 



The Treasurer presented the statement of income and expenditure 

 for the past year. This was passed on the motion of Mr. Da Costa, 

 seconded by Capt. Peile. 



The following were elected as Officers and Council for the year 1905 : 



President.— E. R. Sykes, R.A., F.L.S. 



Vice-Presidents.— ^ix C. N. E. Eliot, K.C.M.G. ; Professor W. A. 



Herdman, F.R.S. ; B. B. Woodward, F.L.S. ; Henry 



Woodward, LL.D., F.R.S. 

 Treasurer. — J. H. Ponsonby, F.Z.S. 

 Secretary.—^. H. Burne, B.A., F.Z.S. 

 Editor.— Y.. A. Smith, I.S.O. 

 Other Memlers of Council.— W. T. Blanford. CLE., LL.D., F.R.S. ; 



S. I. Da Costa ; J. Cosmo Melvill. M.A., F.L.S. ; R. Bullen 



Newton, F.G.S. ; Rev. Canon Merle Norman, D.C.L., F.R.S. ; 



W. G. Ridewood, D.Sc, F.L.S. 



The President delivered an address upon " Variation (including 

 Teratology) among Recent Mollusca." On the motion of Dr. Henry 

 Woodward, seconded by Mr. J. Cosmo Melvill, a vote of thanks was 

 passed to the President for his address. 



On the motion of Mr. G. K. Gude, seconded by Mr. H. Burnup, 

 a vote of thanks was passed to the Retiring Members of Council, 

 and to the Auditors and Scmtineers. 



During the meeting the following specimens bearing on the subject 

 of the Presidential Address were shown : — 



By the President, on behalf of Mr. R. Welch : A series of specimens 

 of Helix netnoralis, illustrating variation and left-handedness, and two 

 reversed specimens of Helicella Itala from Bundoran ; also other varieties 

 of British land and fresh-water shells. 



On behalf of Mr. A. G. Stubbs : A very remarkable series of 

 deformations of Planorhis spirorbis and other fresh-water species, all 

 collected in the same ditch, near Tenby. 



On behalf of Mr. J. R. Le B. Tomlin : Tharee reversed specimens of 

 Helicella Itala from Bundoran, and a long series of shells of Helix 

 nemoralis (over two hundred) from the same locality, illustrating 

 variation ; also two specimens of Helix aspersa grown together. 



On behalf of Mr. Dautzenberg : A series of reversed specimens of 

 land and fresh-water shells, including twelve species of Helix and 

 examples of several other genera. 



On behalf of Mr. E. A. Smith, I.S.O. : Dextral and sinistral 

 specimens of Littorina litorea. 



On behalf of Mr. R. Standen : Reversed specimens of Helix Pisana, 

 H. pomatittj H. aspersa, H. nemoralis, H. hortensis, Helicella virgata, 



