numerous and interesting. The principal of them are the 

 following : — 



1879. 

 Aug. 22. " On Collecting and Mounting Spiders' Webs for the Micro- 

 scope," by Mr. G. Hind. 

 „ „ " On a Growing Slide," by Mr. Julien Deby. 

 Sept. 26. " Inaugural Address," by the President. 



„ „ " On a New Machine for Cutting Sections of Hard Tissues," 

 by Dr. Matthews. 

 Oct. 24. " On the Germination of a Seed," by Mr. A. Martinelli. 

 Nov. 28. "On a Method -of Dry Mounting," by Professor Hamilton 

 Smith. 

 „ „ " On a New Form of Tilting-stage," by Mr. R. G. West. 

 „ „ " On the Essential Act of Impregnation in Achimenes picta^"* 



by the President. 

 1880. 

 Jan. 23. " On the Resting Spores of Frotococcus pluvialis,''^ by Mr. T. 

 Charters White. 

 „ „ " On the Association of Bodies resembling Hydrospermium 

 with the Degeneration of Hydatid Cysts," by Dr. Horatio 

 Whittell. 

 „ „ " On a Specimen of Ornithohia avicularis,'" by Mr. A. D. 

 Michael. 

 Feb. 27. " On Bleaching and Mounting Microscopical Sections," by 

 Dr. Sylvester Marsh. 

 „ „ " On Human and Canine Filarice, from communications by 

 Drs. Manson, Somerville, Bancroft, Da Silva Lima, 

 Paterson, De Magalhaes, and Mortimer Granville." 

 Commuicated, with an Introduction, by the President. 

 „ „ " On a New Form of Turn-table," by Mr. C. G. Dunning. 

 April 23. " On a New British Sponge of the Genus Eaphiodesma,^^ by 

 Mr. J. G. Waller. 

 „ „ " On the Structure of the Stomata of the Holly," by Mr. A. 



Martinelli. 

 „ „ " On a Section Machine," by Mr. E. T. Newton. 

 May 28. " On the Results of some Recent Excursions," by Dr. M. C. 

 Cooke. 

 „ „ " On a Large Specimen of a Flea," by Mr. J. G. Tatem. 



