338 PROCEEDINGS OF THE SOCIETY. 



The next Meeting of the Biological Section would be held on May 7, 

 at 7.0 for 7.30, when a communication would be made by Mr. H. AYhite- 

 head on " Fresh-water Turl)ellarians." 



The Brass and Glass Section would meet on May 23, when com- 

 munications would be made, (1) "A New Method for Determining 

 Focal Length of Objectives, Eye-pieces, etc.," and (2) " A Condenser of 

 New Design," by Mr. T. J. Cheshire. 



New Fellows. — The following was elected an Ordinar}/ Fellow of 

 the Society :— Richard R. Barter, M.B. B.Ch. B.Sc, etc. 



MEETING 



Held on the 21st May, 1913, at 20 Hanover Square, W., 

 Mr. J. E. Barnard, Vice-President, in the Chair. 



The Minutes of the Meeting of April 16, 1913, were read and con- 

 firmed, and signed by the Chairman. 



The List of Donations (exclusive of exchanges and reprints) re- 

 ceived since the last Meeting was read as follows, and the thanks of the 

 Society were accorded to the donors : — 



From 



Case (H. W.) F.KM.S., A Place in the Sun The Author. 



Electric Lamp Installation for JNTicroscopes Mr. F. E. L. Low. 



Prof. Sigmund's Preparations, pt. 5, with descriptive text . . Messrs. Carl Zeiss. 



Messrs. E. Heron-Allen and Arthur Earland communicated a brief 

 description of a new Foraminifer, " Oornuspira diffusa, a new type from 

 the North Sea," which had originally been discovered by one of them 

 (Arthur Earland) in dredgings from the North Sea, and since identified 

 in the Clare Island (Mayo) district and in Merioneth shore-sands. It 

 was probably widely distributed, but as it was never found in the com- 

 plete state it had escaped observation and record. The commoner 

 types, such as C. 'hivolvens Reuss, C. foliacea Phihppi, and the little C. 

 selseyensis, first identified by the authors from the sands at Selsey Bill, 

 Sussex, were no doubt familiar to many, but this new type — of which 



