PROCEEDINGS OF THE MALACO LOGICAL SOCIETY. 313 



" The thanks of the Society are especially due to the Council of 

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

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



On the motion of Mr. H. C. Fulton, seconded by Mr. A. W. Oke, 

 LL.M., F.L.S., the above was adopted as the Annual Keport of the 

 Society. 



The following were elected as Officers and Council for 1913 : — 



President.— Mey. A. H. Cooke, M.A., F.Z.S. 



Vice-Presidents.— G. C. Crick, F.G.S.; R. Bullen Newton, F.G.S.; 

 H. B. Preston, F.Z.S. ; E. R. Sykes, B.A., F.L.S. 



7>wf«m-.— J. H. Ponsonbv, F.Z.S., 15 Chesham Place, Loudon, S.W. 



Secretary.— G. K. Gude, F.Z.S., 45 West Hill Road, Wandsworth, 

 London, S.W. 



Editor.— Y.. A. Smith, I.S.O., 22 Heathfield Road, Acton, 

 London, AV. 



Other Jffembers of Council. — Rev. E. W. Bo well, M. A.; C. Oldham ; 

 G. C. Robson, B A. ; H. 0. N. Sliaw, F.Z.S. ; J. R. Le B. Tomlin, 

 M.A., F.E.S. 



On the motion of Mr. A. S. Kennard, F.G.S., seconded by 

 Mr. J. E. Cooper, a vote of thanks was passed to the Retiring 

 Officers and Members of the Council and to the Auditors and 

 Scrutineers. 



ORDINAEY MEETING. 



Friday, 14th Febkuary, 1913. 



The Rev. A. H. Cooke, M.A., F.Z.S., President, in the Chair. 



The following specimens were exhibited : — 



By the Rev. A. H. Cooke, M.A., F.Z.S. : A series of Ptirpura 

 lapillus (Linn.), from many localities in Great Britain, France, the 

 Faroe Islands, Norway, and Iceland ; and in drawing attention to the 

 wide range of variation shown by this species he made some remarks 

 upon the possible causes of variation in certain cases. 



]5y Mr. J. E. Cooper : Specimens of P. lapillus (Linn.), including 

 a very large form from crab-pots, Swauage ; a very small form 

 from exposed rocks, Lynmouth ; imbricated examples from oyster- 

 beds, Burnham-on-Crouch ; and fossil forms from the Red Crag, 

 Norwicli ; also Dr. Gwyn Jeffreys' copy of Wood's Index Testaceo- 

 lofftcus, with his book-plate and autograph. 



By Mr. L St. G. Byne, M.Sc. : A fine series of Ci/prcea Matiritiana, 

 from the Andaman Islands. 



By Mr. G. B. Sowerby, F.L.S. : A specimen of Edentellina typica, 

 Gatliff & Gabriel, upon which a discussion arose as to whetlier it is 

 a Laraellibranch or a Tectibranch ; also a fine group of Tenagodus 

 australis from Victoria, Australia. 



By Mr. E. A. Smith, I.S.O. : Some of the types of MoUusca described 

 by Pennant in his Zoology, 1777, together with other specimens 

 figured in the same work, all of which had recently been presented 

 to the National Collection by Lord Denbigh. 



