CONTENTS. 



PART III. (No. 143). 



{Issued Slh FebiiLCbry, 1912). 



PAOK 



Descriptions of new Species of Australian Goleoptera. Part ix. 



By Arthur M. Lea, F.E.S. (Plate xvii.) 426-478 



Tiie Hcematozoa of Australian Reptilia. No. ii. By T. Hakvey 

 Johnston, M.A., D.Sc, and J. Bdrton Clkland, M.D., 

 Ch.M. (Plates xiii.-xvi.) 479 491 



Contributions to our Knowledge of Soil-Fertility, ii. The Deter- 

 mination of Khizobia in the Soil. By R. Grkig- Smith, 

 D.Sc, Macleay Bacteriologist to the Society ... ... ... 492-50-3 



Notes on the Indigenous Plants in the Cobar District. By Arch- 

 deacon F. E. Haviland .. 507-540 



Notes on the Native Flora of New South Wales. Part viii. 

 Camden to Burragorang and Mount Werong. By R. H. 

 Cambage, F.L.S. (Plate xviii.) . 541-583 



On the Genus Diphkhia [Nedroptera : Odonata] : with Descrip 

 tionsof new Species, and Life-Histories. By R. J. Tillyard, 



M.A., F.E.S. (Plates xix. -XX.) 584-604 



Elections and Announcements ... ... ... ... ... 423, 504, 605 



Notes and Exhibits 423,604,605 



PART IV. (No. 144). 



(Issued May 16th, 1912.) 



Contributions to our Knowledge of Soil-Fertility, iii. Bacterial 

 Slimes in Soil. By R. Greig-Smith, D.Sc, Macleay Bacte- 

 riologist to the Society ... ... ... ... ... ... 609-612 



The Fibro-vascular System of the Apple[Pome], and its Functions. 



By D. McAlpine, Corresponding Member. (Plates xxi.-xxv.) 613-625 



The Gases present in the Floats[Vesicles] of Certain Marine Algse. 



By A. H. S. Lucas, M.A., B.Sc 626-631 



On a Collection of Parasitic Hymenoptera (chiefly bred), made by 

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

 Descriptions of new Genera and Species. Part ii. By 1'. 

 Cameron. [iJommanicated by W. W. Frogyalt). ... ... 636-655 



The Fibro-vascular System of the Pear [Pome]. By D. McAlpine, 



Corresponding Member. (Plates xxvi.-xxix.) ... ... ... 656-663 



A Revision of the Australian Species of the Genus Cerr.eris 



iHymenoptera]. By Rowland E. Turner, F.Z.S., F.E.S. .. 664-678 



