270 PROCEEDINGS OF THE MALA.COLOGICAL SOCIETr. 



5. "Note on the species of Cyclophorus found at Hongkong." By 

 Staff-Surgeon K. H. Jones, R.N. 



6. " On the ' Conchological Illustrations' by G. B. Sowerby, jun., 

 and the 'Descriptive Catalogue of Sliells' by Gray." By C. Davies 

 Sherborn, F.Z.S. 



7. " On the dates of issue of Sowerby's Conchological Illustrations." 

 By H. 0. N. Shaw, P.Z.S. 



Mr. G. B. Sowerby exhibited an enormous specimen of Cijmhium 

 Georyi7i(B,Graj, measuring 18 inches in length and 12 in diameter. 



ORDINARY MEETING. 



Fkiday, 16th Apkil, 1909. 



B. B. Woodward, P.L.S., President, in the Chair. 



The following communications were read : — 



1. "On Pomatias barmen, n.sp., from the Pliocene (Eed Crag) of 

 Little Oakley, Essex." By A. S. Kennard, F.G.S. 



2. "On some Fossil Pearl Growths." By J. Wilfred Jackson, F.G.S. 

 Communicated by W. Hoyle, M.A., D.Sc. 



3. " The New Zealand Athoracophoridse, with descriptions of 

 two new forms." By Henry Suter. 



4. "Notes on the Family AmpuUariidae, with list of species, 

 varieties, and synonymy, also descriptions of four new species." By 

 G. B. Sowerby, F.L.S. 



Mr. E. A. Smith exhibited a malformed specimen of Strombus 

 lentiginosus, with scalariform spire. 



Mr. B. B. Woodward, examples of Pisidium supinum, obtained in 

 gravel from the Thames at Bichmond by Mr. H. Overton. 



