

TRANSACTIONS AND PROCEEDI 



OF THE 



ROYAL SOCIETY of SOUTH AUSTRALIA 



(INCORPORATED) 



■if- 



■^ron.. xliii. 



[With Frontispiece, Forty-two Plates, and Fifteen 

 Figures in the Text.] 



EDITED BY PROFESSOR WALTER HOWCTT1N, 3L&S. 

 Assisted by ARTHUR M. LEA, F.E.S. 



PRICE, FIFTEEN SHILLINGS. 

 |lbel aitre : 



Published by the Society, Royal Society Rooms, North Terrace. 

 DECEMBER 24, 1919. 



Printed by Hussey & Gillingham Limited, 106 and 108, Curri^ 

 Street, Adelaide, South Australia. 



Parcels for transmission to the Royal Society of South Aus- 

 tralia from the United States of America can be forwarded 

 through the Smithsonian Institution, Washington, D.C. 



