TRANSACTIONS 



2^S ^ - OF THE 



ROYAL SOCIETYof SOUTH AUSTRALIA. 



VOL.. XVII., Part I. 



[With Two Plates.] 



EDITED BY PROFESSOR RALPH TATE. 



ISSUED JUNE, 1893. 



W. C. RIGBY, 74, KING WILLIAM STREET. 



Parcels for transmission to the Royal Society of South 



Australia, from Europe and America, should be addressed 



"per ^N. G. Rigby, care Messrs. Thos. Meadows & Co., 



35, Milk Street, Cheapside, London. 



