PIU)CECI)ING8, 1910, PAlir I. 



CONTENTS. 



PAG K 

 I'Afi K 



Presidential Address delivered at the Thirty-tifth Annual General 



Meeting, March 30th, 1910, by C. Hedley, F.L.S. (Plates i.-ii.) 1 



The Slime of the Household Bath-Sponge. By R. Gkeig-Smith, 



D.Sc, Macleay Bacteriologist to the Society .... ... ... 29 



The Bacterial Flora of Rachitic Stools. By R. Greig-Sihth, D.Sc, 



Macleay Bacteriologist to the Society 36 



Contriliution to a Knowledge of Australian Hirudinea. Part v. 

 Leech-Metamerism. By E. J. Goddakd, B.A., B.Sc, Linnean 

 Macleay Fellow of the Society in Zoology.' (Plate iii.) ... ... 51 



Contribution to a Knowledge of Australian Hirudinea. Part vi. The 

 Distribution of the Ilirndinea, with special Reference to Austra- 

 lian Forms, and Remarks on their Affinities, together with 

 Reflections on Zoogeography. By E. J. Goddaisd, B.A., B.Sc, 

 Linnean Macleay Fel^o^v of the Society in Zoology 69 



Revision of Sympetes and Helmis: with Descriptions, of new Species 



of Ttnebrionida [CoLEOPXEr.A]. By H. J. Caktek, B.A., F.E.S. ... 7" 



Revision of Australian Tortricirta. By E. MEvracK, B.A., F.R.S., 



Corresponding Member ... 139 



The Fatty Acids of Brain Lipoids. Parti. P^' E. C. Gisey, B.Sc, 



Junior Demonstrator in Physiology in the University of Sydney 295 



Balance Sheet, etc : - 23 



Elections and Announcements 22,27,47,135 



Notes and Exhibits 27,48,136,304 



