65 
On the Geological Formations of New Zealand 
compared with those of Australia. 
A Lecture by James Hector, M.D., CM.G., F.R.S., Director 
of the Geological Survey of New Zealand. 
[Read before the Royal Society of N.S. W., 3 September, 1879.] 
e 
tainous count , having a leading range composed of upper 
palozoic rocks, but not of the older rock formations as might be 
enc 
metamorphic rock supporting synclinal masses of fossiliferous 
' tions. 
gations of the “ Challenger Expedition” had also shown that, unlike 
other Oceanic islands, New Zealand is surrounded by a submarine 
plateau or shelf, which extends a varying distan 
_ ee 
