Geology and Natural History. 483 
with that of the coast, covered probably the interior of the 
Province, which may have been 2 ,000 feet thick; that the regions 
of gre reatest precipitation and height of the ice was north of the 
54th parallel; that it is “ highly probable ” that that part of the 
Pacific coast stood at an elevation greater than at present in times 
immediately preceding the Glacial, and “ may have retained this 
altitude ” during the era of the great ¢ confluent glacier. He adds, 
with an expressed questioning, “ I m right in attributing the 
flooding of the interior to the sea, we are a rapid subside nee of 
the land coincident with the decay of these vast glaciers;” and then 
speaks of a second short advance of the glaciers on the plateau 
from the mountains. No evidence of the presence of the sea in 
fossils or other decisive facts is presente 
ell states, that on the east coast of Hudson Bay there 
is “abundant evidence that the sea-level is falling at a compara- 
tively rapid rate ;” that since the Posts of the Hudson Bay Com- 
tury. Mr. Bell states that this sinking is apparent also on the 
west coast of the bay at the mouth of the ee and Haye’s 
i ral feet a 
uth. To the 
of Lake Winnipeg, a region of lakes, the glacial stistchiek in 
te eneral run southwestward, and the direction is mostly between 
35° W.a 
d 8. 1% W. 
orts on New Brunswick have great interest from the re- 
lation of the rocks ve Fanaa of Maine, and Mr. Mathew’s, on the 
owed. D. 
2. The Geokogtet and Natural History Survey of Bonaessta, 
under N. H. Wincuett, State Geologist. 7th Annual Report for 
the year 1878. 193 ages, 8vo. Minneapolis, 1879.—The re- 
et ir ae as to the work of the air 
as 
brief i cordance with the action of the Board of Regents, 
of two abs one on the Nort hern part of t 
other on the Southern. The chief part of the procbete is occupi 
with a paper by C. L. Herrick, on the Entomostraca of the State, 
ea - illustrated by 20 gonanne The writer recommended the 
D. D. 
3. Brief Notices of some recently described Minerals.—Eggonite. 
Observed by Schrauf in minute crystals, of a light brown color, 
Am. Jour. oe a Vor. XVII, No. 108.—Dec., 1879, 
