PKOCEEDINGS OF THE SOCIETY. 129 



laris, Upper Chalk, South Croydon, section showing skeleton spicules ; 

 P. globidaris Phill. sp., Upper Chalk, Sidcup, Kent, young specimen 

 preserved in Flint ; P. pileolus, Upper Chalk, zone of Micraster cor- 

 anguinvm, South Croydon, vertical section showing skeleton spicule ; 

 section of Tertiary Calcisponge, Plecironinia Halli H., Eocene Tertiary, 

 Moorabool, Victoria, Australia : for comparison with Porosphaera and 

 section of recent Calcisponge, Petrostroma Sclmhei, Doderlein, Sagamai 

 Bay, Japan, also for comparison with Porosphsera. 



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

 Messrs. A. P. W. Heupt, and W. A. Riley. 



ANNIVERSARY MEETING. 



Held on the 20th of January, 1904, at 20 Hanover Square, W. 

 Dr. Henry Woodward, F.R.S., Etc., President, in the Chair. 



The Minutes of the Ordinary Meeting of the 16th of December, 

 1903, were read and confirmed, and were signed by the President. 



The President having appointed Mr. Rheinberg and Mr. Taverner 

 to act as Scrutineers, the ballot for Officers and Council for the ensuing 

 year was proceeded with. 



The List of Donations received since the last Meeting (exclusive 

 of exchanges and reprints), was read, and the thanks of the Society 

 were voted to the donors. 



From 

 Michelsen, A. A., Light Waves and their Uses. (8vo, London, j The University 



1903) "" / of Chicago Press. 



Abbe, Ernst, Gesammelte Abhandlungen. Erster Bd. Abhand- j^ ggr< q^ ^eiss 

 lungen iiber die Theorie deB Mikroskops. (8vo, Jena, 1904) / 



Mr. C. F. Rousselet exhibited an old form of Microscope by Plossl 

 of Vienna, which had been sent to the Society on approval, and read 

 a full description of the instrument. 



The thanks of the Meeting were unanimously voted to Mr. Rousselet 

 for his communication. 



Feb. 17th, 1904 K 



