Journal 
OF 
The Royal Society of 
Western Australia. 
Vol. XII. 
1925-1926. 
The Authors of Papers are alone responsible for the statements and the 
opinions expressed therein. 
PRICE; £1 15s. 
pprtff t 
Printed for the Royal Society of Western Australia by R. S. Sampson, 
971-973 Hay Street. 
1927. 
