Proceedings at the Meetings. 379 



The following Communications were made : 



1. Intumescences on Hibiscus vitifolius. By Miss E. Dale (com- 

 municated by Professor Marshall Ward). 



2. Note on the name Balanoglossus. By Dr S. F. Harmer, King's 

 College. 



3. The Skeleton of Astrosclera compared with that of the Phare- 

 tronid Sponges. By J. J. Lister, M.A., St John's College. 



4. Observations on Polypterus and Protopterus. By J. S. Budgett, 

 B.A., Trinity College. 



5. Note on Hypotheses as to the origin of the Paired Limbs of 

 Vertebrates. By J. Graham Kerr, M.A., Christ's College. 



November 27th, 1899. 



In the Chemical Laboratory. 



Mr J. Larmor, President, in the Chair. 



The following were elected Fellows of the Society : 



J. Barcroft, B.A., King's College. 



J. S. E. Townsend, B.A., Trinity College. 



The following Communications were made : 



1. On the influence of temperature, and of various solvents, on 

 the absorption spectra of didymium and erbium salts. By Professor 

 Liveing. 



2. Researches in the Sugar Group. By H. Jackson. 



3. On a new Mineral. By A. Hutchinson, M.A., Pembroke 

 College. 



4. On the condition that five lines in space of four dimensions 

 should lie on a quadric. By H. W. Richmond, M.A., King's 

 College. 



28—2 



