396 COUNTRY BEHIND THE CLIFFS. 
their summits, nearly parallel with the coast, and 
passing through much scrub, low brushwood, and 
dwarf tea-tree growing upon the rocky surface, we 
made a stage of twenty miles ; both ourselves and 
the horses greatly tired with walking through the 
matted scrub of tea-tree every where covering the 
ground. The cliffs did not appear so high as those 
we had formerly passed along, and probably did not 
exceed from two to three hundred feet in elevation. 
They appeared to be of the same geological forma- 
tion ; the upper crust an oolitic limestone, with 
many shells embedded, below that a coarse, hard, 
grey limestone, and then alternate streaks of white 
and yellow in horizontal strata, but which the steep- 
ness of the cliffs prevented my going down to 
examine. 
Back from the sea, the country was rugged 
and stony, and every where covered with scrub or 
dwarf tea-tree. There was very little grass for the 
horses, and that old and withered. In the morning 
one of the natives shot a large wallabie, and this 
evening the three had it amongst them for supper ; 
after which they took charge of the horses for the 
night, this being the first time they had ever watched 
them on the journey, myself and the overseer 
having exclusively performed this duty heretofore ; 
but, as I was now expecting a longer and almost 
more arduous push than any we had yet made, and 
in order that we might be able to discharge 
