PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 149 



Mr. A. S. Kennard exhibited specimens of Petricola pholadiformis, 

 Lam., a species which is doing much harm to the foreshore at Heme 

 Bay ; also specimens of N&ritina fluviatilis, Mull., from a Pleistocene 

 deposit at Greenhithe. 



Mr. M. F. Woodward exhibited on behalf of Mr. H. B. Preston 

 a series of Bonis oblongus, Mull., illustrating the growth of this shell 

 from the time it emerges from the egg until it attains its adult form ; 

 also a specimen of Melapium with the egg capsules containing one ripe 

 embryo and a number of undeveloped eggs. 



Specimens were placed upon the table by Messrs. E. P. Sykes, 

 G. B. Sowerby, and P. Bullen Newton in illustration of their papers. 



ORDINARY MEETING. 



Friday, 8th June, 1900. 



Mr. E. A. Smith, F.Z.S., etc., Vice-President, in the Chair. 



The following communications were read : — 

 i 1. "Note on two apparently undescribed species of Bensonia." 

 ■ By W. T. Blanford, LL.D., F.R.S., etc. 



2. "The Non-Marine Mollusca of Norfolk Island." By E. P. 

 I Sykes, B.A., F.L.S., etc. 



1 Mr. G. B. Sowerby exhibited specimens of the animal of Volatilities 

 ahyssicola (Ad. & Pve.), BulUa annulata, Lam., Eburna papillaris, 

 Sby., preserved in forrnol, the last-named being the only specimen 

 with the animal ever obtained. The specimens came from the Cape 

 of Good Hope. He also exhibited a fine series of New Caledonian 

 i Cowries, including Cyprcea nigricans, Montrz. 



Mr. B. B. Woodward exhibited, on behalf of the Rev. P. Ashington 

 Bullen, an extra thick specimen of Unio pictorum, Linn., and another 

 which had been injured during life and had repaired its shell. He 

 also exhibited specimens of Helix aspersa, Mull., showing methods of 

 shell-mending. 



Mr S. Pace exhibited a new Cone obtained by him alive at Friday 

 Island ; this Cone, which he believes to be adult, is the smallest on 

 record. 



Mr. M. F. Woodward exhibited, on behalf of Mr. W. B. Pandles, 

 dissections and drawings of the genitalia of the different species of 

 Acavus. 



Mr. E. P. Sykes exhibited and remarked upon specimens of Ci/pr&a, 

 exemplifying the decay to which these shells are liable in collections. 



