P.L.S.U S.W. 1909. 



FIG. 1 GUYRA LAGOCN. N.S.W.. LOOKING TOWARDS THE EAST. 



Legend 



(!=]] Basalt 

 hiV-| G rj n ! fe 



Lagoon 



6/Jc/< Mountain 



FIG. 2. DIAGRAMMATIC SECTION THROUGH GUYRA LAGOON FROM NORTH-WEST TO SOUTH-EAST. 



