308 



October. 26. — Exhibition of various natural objects col- 

 lected during the excursion to Happy Valley. The Chair- 

 man announced that Mr. Hale had presented the Section 

 with a copy of Dr. Van Heurck's "Treatise upon the 

 Diatomacecr." Exhibits were made by Mr. W. H. Baker of 

 mounts of Cruxtacete, illustrative of their life history ; and 

 by Mr. Hale of a variety of Diatoms, and of the Trypanosoma 

 Lewisi, mounts of which were made from the blood of rats 

 taken in Adelaide. 



November 10. — The meeting of this date was held at the 

 laboratory of Veterinary - Surgeon Desmond, Government 

 Bacteriologist, who had kindly invited members to view his 

 equipment and working methods. Bacteriological and patho- 

 logical work was explained, methods of sectioning and mount- 

 ing, especially in connection with practical and rapid exam- 

 inations of suspected materials, and a most valuable evening 

 spent. 



March 22, 1910.— Address by Mr. E. J. Bradley upon 

 'The Microscopic Natural Objects to be found in the vicinity 

 of Pekina Creek, especially in relation to the Parasitic Life 

 to be found upon the Fauna of the District." 



April 26. — Exhibits and discussion. Specimens of the 

 Hydroid Sertularia elongata, sent in by Mr. Edquist. Bio- 

 logical specimens of interest exhibited by Mr. E. P. Stanton, 

 and of a choice collection of Diatoms, mounted by Mr. 

 H. Leonard, of the Royal Microscopical Society, shown by 

 Mr. Bradley. 



May 24. — Exhibition of microscopic natural objects by 

 various members. 



June 28. — Address upon "The Chemical Fertilization of 

 Animal Eggs," by Professor T. Brailsford Robertson, D.Sc, 

 Ph.D., of the University of California, Berkely, Cal., U.S.A. 

 This address will be published in the Trans. Roy. Soc, South 

 Australia, in connection with the Section's report. 



July 26. — Exhibition of instruments ; one of especial 

 note exhibited by the Chairman (Mr. W. Fuller), built by 

 Zeiss, of Jena, to specifications sent, for metallurgical and 

 petrographical work. A collection of Diatoms exhibited by 

 Mr. D. Gordon, mounted by Mr. Jas. Wedeles, of Melbourne. 



August 23.— Paper by Mr. W. B. Poole upon "Nematode 

 Worms," dealing in particular with Tylenchus tritici. This 

 parasite, the especial cause of the "peppercorn" disease of 



