FR0CDEDING5, 1920. PART 1 



CONTENTS. 



PAGES. 



Presidential Address, delivered at the Forty-fifth Annual Meeting, 



31st March, 1920, l)y J.J. Fletcher. M.'a., B.Sc. (Plates i.-viii.) 1-47 



Kopiness in Wattle Bark Infusions. By R. GREiG-SinTH, D.Sc, 



Macleay Bacteriologist to the Society. (Plate ix.) 52-89 



Australian Syllidae, Eusyllidae, and Autolytidae. By W. A. Has- 



WELL, M.A., D.Sc, P.R.S., Emeritus Professor of Biologj\ the ^ 



University of Sydney. (Plates s.-xiii.) 90-112 



The Cardbidae of Tasmania. By TliOHAS G. Sloane. (Four Text- 



fi.gures.) 113-178 



A New Genus of Australian Delphacidae (Homoptera). By F. Muir, 

 F.E.S. (Cominunicated by E. TF. Ferytison. M.B., Ch.M.) 

 (One Text-figure) . 181-182 



An Undescribed Species of Clytocosmu$ Skuse. By C. P. Alexander, 

 Ph.D. (Communicated by R. J. Tillyard, M.A., D.Sc. F.L.S., 

 F.E.S.) 183-1S4 



Hon. Treasurer's Balance Sheet 48-50 



Elections and Announcements 47, 51, 179 



Notes and Exhibits 179-180 



