226 TS. Hunt on some points in the Geology of Ve mat 
accumulated in the adjacent ocean, and which constitute to 
eastward, the rocks of Quebec and Vermont, and in the | 
the great thickness of sediment contemporaneous with t 
which form the metalliferous series of Lake Superior. 
Already, at this early period, movements were going on it 
the earth’s crust, folding and dislocating the pal diment 
within what we may call the oceanic area, while those of 
h ft undisturbed, 
upper formations. The shallow-water strata of the 
terrace relieved from the pressure by the break, would 
comparatively ieuaticarbadk | 
rugated area would correspond with the slope between 
and shallow waters of the Potsdam period. ge 
fered by the buttress of gneiss would not onl Ae 
disturbance, but would probably also guide or modify 
degree, the whole series of parallel corrugations, and | 
as one of the causes giving a direction to the great A} 
chain of mountains.” (Geol. of Canada, p. 297) 
In further illustration of this view, I have to (00, 
the ment 
