The Library is much used, aud continues to 

 give general satisfaction. The number of vohimes 

 in the Library, which at the date of the last report 

 was 505, has since been increased to 566. 



The thanks of the Society are due to those gen- 

 tlemen who have presented Books to the Library, or 

 Photographs and Drawings to the Society's Album. 

 The thanks of the Society are also due to those 

 gentlemen who liave read Papers, and also to those 

 who have exhibited Microscopes aud Specimens ; 

 and your Committee earnestly request the Members 

 to give theu- assistance to the Society by reading 

 Papers and exhibiting objects of interest. 



The following are the subjects which have been 

 introduced : — 

 1867. 



Sept. A microscopical meeting, at which Mr Cooper 

 exliibited foraminiferaj from ooze attached to 

 Atlantic Cable, parasite of water rat, and 

 sarcoptes scabsei ; Mr Sewell, scolex of tape 

 worm, tienia, and other eutozoic preparations ; 

 Dr. Hallifax, some admirable entomological 

 sections, notably : fang of spider, shewing 

 poison gland, and common Hea containing 

 eggs ; Mr Gwatkiu, rotation of cell contents 

 in uitella hyalina and fresh water algse ; Mr 

 Smith, tongue of blowfly, &c., under Baker's 

 sea- side microscope, — a very portable and 

 handy microscope ; Mr Wonfor, (dujuUlida 

 trilici (wheat eels), alive, eggs of harvest bug, 

 and a portable microscope contrived by himself 



