PROCEEDINGS OF THE SOCIETY. 163 



The following Instruments, Objects, &c., were exhibited :— 

 Mr. Crisp: — 



(1) Aylward's Eotating and Swinging Tail-piece Microscope. 



(2) McLaren's Microscope with Eotating Foot. 



(3) Schieck's Eevolver School and Drawing-room Microscope. 



(4) Harris's Eevolver Microscope. 



Dr. J. H. Flogel: — Sections of Diatoms illustrating his paper. 



Mr. J. Mayall, jun. :— Ditto. 



Mr. T. Powell :— Ditto. 



Mr. W. H. Walmsley: — Photo-micrographs. 



New Fellows : — The following were elected Ordinary Fellows : — 

 Messrs. John Butterworth, W. T. Cleland, M.B., T. B. Eossiter, and 

 Andrew F. Tait. 



Conversazione. 



The first Conversazione of the Session was held on the 8th 

 November, 1883. The following objects, &c., were exhibited : — 

 Mr. H. P. Aylward : 



Set of collecting apparatus. 

 Mr. Chas. Baker : 



New Mineralogical Microscope by Zeiss. 

 Portable Student's Microscope by Leitz. 

 Stewart's Safety Stage. 



Test Diatoms in monobromide of naphthaline and phosphorus, 

 by Moller. 

 Mr. J. Badcock : 



Ophrydium EichTiornii and Fredericella sultana. 

 Messrs. E. and J. Beck : 



Bacillus tuberculosis in liver of a bird, and Bacillus Anlhracis in 

 human liver. 

 Mr. Thos. Bolton : 



Cordylophora lacustris. 

 Mr. W. G. Cocks : 



Megalotrocha alho-flavicans. 

 Mr. F. Crisp : 



Type-Plate of 400 Diatoms, with names photographed, by J. D. 

 Moller. 

 Mr. G. F. Dowdeswell : 



Spermatozoa of Water Newt (Triton cristatus). (1) Showing 

 general structure, with the filament and membrane. X 200 

 diameters. Powell's 4/10 in. (2) Showing minute barb on 

 point of head of the same, x 3600 diameters. Powell's 1/24 in. 

 homogeneous immersion, N.A. 1 • 37. 

 Mr. F. Enoch : 



Various species of minute Hymenoptera. 

 Mr. F. Fitch : 



Dissection of Phalangium opilio. 



M 2 



