QUEKETT MICROSCOPICAL CLUB. 253 



by ringing the slip only. Mr. J. Wilson exhibited some specimens 

 of Hydrodictyon africanum from near Cape Town, and Miss 

 Stevens, who bad collected the material, gave a brief description 

 of its occurrence in great quantities in ponds which during the dry 

 season dried up. 



The President then called upon Mr. F. Martin Duncan to read 

 his paper on " Some Methods of Preparing Marine Specimens." 



A very hearty vote of thanks was accorded to Mr. Martin 

 Duncan for his very helpful paper. 



At the 556th Ordinary Meeting of the Club, held on December 14th, 

 1920, the President, Dr. A. B. Eendle, M.A., F.R.S., in the chair, 

 the minutes of the meeting held on November 9th were read 

 and confirmed. 



Mrs. Caroline Winifred Leeson, Miss Mary Hutton Brooks, 

 Miss Agnes Jane Gamman, Messrs. Williams Henry Weightman, 

 Frank Garland, Edmund Maurice, Harold Tinson, Harold A. 

 Moncriefi and Frank Ernest Liechti were balloted for and duly 

 elected members of the Club. Six nominations were read for 

 the first time. 



The Hon. Secretary announced that Mr. E. M, Nelson had 

 presented a copy of A. G. Bennett's paper on " Diatoms on the 

 Skin of Whales " ; " Freshwater Algae from Caucasus and 

 Turkestan, Tuddal, and Telemark (Norway)," by K. M. Strom, 

 had been presented by the author. 



Sir Nicolas YermolofE exhibited some balls formed of the 

 fibres of a marine plant, Posidonia caulini, felted together by the 

 action of the waves and thrown up on the beach at Cannes. The 

 President showed some similar balls which he had found on the 

 shore at Adelaide in great quantities. Dr. Eendle explained that 

 the leaves of Posidonia are long and ribbon-like and strengthened 

 by strong fibres. When the leaves decay these fibres are worked 

 up into balls by the sea movements, generally round a bit of stem 

 as a nucleus. The species from Australia was Posidonia australis. 

 The President said that the balls were analogous to the fibrous 

 balls frequently found in the stomachs of ruminants. 



Mr. B. S. Curwen was then called upon to read his paper, 

 " Notes on a Few Days' Shore Collecting in the Vicinity of the 

 Needles, Isle of Wight." Mr. Curwen was fortunate in having 



