912 
PEOCEEDINGS OF THE SOCIETY. 
appearances presented after they had been filled up with deposits of 
sulphides of mercury, silver, &c., in the manner described in his paper 
read before the Society at the meeting of 15th April, 1891.* The fifteen 
slides shown on the occasion included specimens of Coscinodiscus, Suri- 
rella, Cocconema , Stauroneis, Pleurosigma , Pinnularia, Arachnodiscus, 
Aulacodiscus , and Triceratium , which had been treated by Mr. Gill’s 
process in various ways. 
The following Instruments, Objects, &c., were exhibited: — 
Mr. F. Chapman : Foraminifera of the Gault of Folkestone. 
Mr. C. H. Gill : Specimens, Photomicrographs, and Lantern Slides 
illustrating his paper. 
Mr. J. Hood : Notops ruber. 
Mr. E. M. Nelson : Messrs. W. Watson’s Microscope. 
Mr. T. F. Smith : Photomicrographs of Podura. 
New Fellows: — The following were elected Ordinary Fellows: — 
Messrs. Richard Smith, H. W. Westover, and Francis K. Wardle. 
Thia Journal, 1891, p. 441. 
