BACTERIA. THEIR LIFE HISTORY AXD EFFECTS. 



By JOHN SHIRLEY, B.Sc. 



[Read before the Royal Society of Queensland, 12th Augvst, 1893.] 



The Lecturer described the structure, reproduction, and diffusion of the 

 Bacteria, the methods employed for their cultivation and study, and their 

 function in diseases. 



ON THE EFFECT OF ADVANCED BACTERIOLOGICAL 



KNOWLEDGE AS APPLIED TO THE HUMAN 



RACE. 



By F. a. BLACKMAN. 



[Read bf/ore the Royal Society of Queensland, 12th August, 1893.] 



This Paper dealt chiefly with speculations on the possibility of curing 

 or preventing diseases by means of injections of infusions containing 

 germs. 



ON SOME NEW SPECIES OF QUEENSLAND 

 SPIDERS. 



By J. LAUTERER, M.D. 



[Read before the Royal Society of Queensland, 9th September, 1893.] 



The Author reviewed the various Australian families of Spiders, and 

 exhibited a number from his private collection, including several which 

 aire still undescribed. 



