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CONTENTS OF PROCEEDINGS, 1912. 



PART I. (No. U5). 

 (Ismed August SGth, 1913.) 



PAdES 



Presidential Address delivered at the Thiity-seventh Annual 

 General Meeting, March 27th, 1912, by W. \V. Fkog(;att, 

 F.L.S 1-43 



The Constitution of the Gastropod Protoconch : its value as a 

 Taxonomic Feature, and the Significance of some of its Forms. 

 By H. Lkighton Kksteven, D.Sc, Lecturer in Physiology 

 and Biochemistry, Technical College, Sydney. (Communi- 

 cated hy Dr. H. G. Chajmian.) (Plate i.) 49-82 



Revision of the Amycterides. Part ii. Talaurimn^. By Eustace 



W. Ferguson, M.B., Ch.M. (Plates ii.-iii.) 83-135 



The Chemistrj' of Doryphora sassafras. B3' Jamks M. Petrik, 

 D.Sc, F.I.C., Linnean Macleay Fellow of the Society in 

 Biochemistry 139-156 



Supplementary List of the Marine Algae of Australia. By A. H. 



S. Lucas, M.A.,B.Sc 157-171 



On a Collection of Parasitic Hj^menoptera (chiefly bred), made by 

 Mr. Walter W. Froggatt, F.L.S., in New South Wales, with 

 Descriptions of new Genera aiul Species. B3' P. Cameron. 

 (Commuiiicated hy W. W. Froggatt) 172-216 



Descriptions of two new Species of Ichneuinonidte from tlie Island 



of Aru. By P. Cameron. [Commimicatedhy W. W. Froggatt) 217-219 



Hydrocyanic Acid in Plants. Part i. Its Distribution in the 

 Australian Flora. By James M. Petrie, D.Sc, F.I.C, 

 Linnean Macleay Fellow of the Society in Biochemistry ... 220-234 



Hon. Treasurer's Financial Statement, Balance Sheet, etc ... 43-47 



Elections and Announcements ... ... ... ... ... 136 



Notes and Exhibits 48,136 



PART II. (No. 142). 

 {Issued 13th December, 1912). 



Contributions to our Knowledge of Soil-Fertility. No. v., The 

 Action of Fat-Solvents upon Sewage-sick Soils. By R. Greio- 

 Smith, D.Sc, Macleay Bacteriologist to the Society 238-243 



Notes from the Botanic Gardens, Sydney. No. 17. By J. H. 



Maiden and E. Betche 244-252 



O '*^ "^ n >- 



