CONTENTS. 



Bragg, Prof. W. 11. : Oii the loiiisatiojii ot Various Gases 



by the a Particles ot Radium ... ... ... ... 1 



Bragg, Prof. W. H. : The a Particles ot Uranium and 



Thorium ... ... ... ... ... ... ... 1(3 



MeyricK; 111. : Descriptions of Australian Tlnelna ... ... 33 



Maw SON, D. : Mineralogical JNotes — 1^'etid 1^'elspar and 

 Quartz from Umberatana. Atacamite from Bim- 

 bowrie ... ... ... ... ... ... ... G7 



Lea, Arthur M. : Descriptions of Australian CurcuUunldcc, 



with Notes on Previously Described Species. Part iv. 71 



Baker, W. H. : Notes on South Australian Decapod Crus- 

 tacea. Part iv. Plates i. to iii. ... ... ... ... 104 



Turner, Dr. A. Jefferis : New Australian Lepidoptera, 



with Synonymic and other Notes ... ... ... ... 118 



Verco, Dr. J. C. : Notes on South Australian Marine Mol- 

 lusca, with Descriptions of New Species. Part iii. 

 Plate iv. ... 143 



Dennant, John : Madreporaria from the Australian and 



New Zealand Coasts. Plates v. and vi. 151 



Bragg, Prof. W. H. : On the lonisation of Various Gases 



by the a Particles of Radium. No. 2. Plate vii. ... 166 



Mawson, D. : On Certain New Mineral Species Associated 

 with Carnotite in the Radio-active Ore Body near 

 Olary 188 



Rennie, Dr. E. H., and Dr. W. T. Cooke: Preliminary 

 Analytical Notes on the Minerals Described in the Pre- 

 ceding Paper ... ... ... ... ... ... ... 193 



Turner, Dr. A. Jefferis : A Note on the Localities Attri- 

 buted to Australian Lepidoptera by Mr. Oswald Lower, 

 F.E.S 194 



Radcliff, S. (communicated by Prof. W. H. Bragg, M.A.) : 



Radium at Moonta Mines, South Australia ... ... 199 



Verco, Dr. J. C. : Notes on South Australian Marine Mol- 

 lusca, with Descriptions of New Species. Part iv. 

 Plates viii. to x. ... ... ... ... ... ... 205 



Rogers, Dr. R. S. : Description of a New CaJadenia. Plate 



xi. 225 



Howchin, Walter : The Geology of the Mount Lofty 



Ranges. Part ii. Plate xii. ... ... ... ... 227 



Blackburn, Rev. T. : Further Notes on Australian Coleop- 

 tera, with Descriptions of New Genera and Species. 

 xxxvi 263 



Zietz, a. : A Note on Some Modifications in the Morpho- 

 logical Structure of the Mammalian Vertebrae ... ... 325 



Abstract of Proceedings 



Presidential Address 



Annual Report 



Balance Sheet 



Donations to the Library 



List of Fellows, etc. 



326 

 335 

 343 

 345 

 346 

 357 



Appendices. 

 Proceedings, Annual Report, etc., of the Field Naturalists' 



Section .360 



Eighteenth Annual Report of the Native Fauna and Flora 



Protection Committee of the Field Naturn lists' Section 361 



Annual Report, etc., of the Malacological Section 364 



Annual Report, etc., of the Microscopical Section 368 



Index 371 



