272 : Scientific Intelligence. 
mal eet sara its aie limbs to the ground though generally 
walking on the posterior 
The delicate ean of eae or crustaceans are also 
There is a specimen with impressions of what appears to be a neurop- 
terous bias, although of doubtful relations. The Cabinet contains speci 
mens of all the species that have been discovered in 
valley. The number of tracks on all the specimens "collselial is not 
= than 8000, sacenare $6 68 tracks for each species. 
. Geological Survey of Canada. ee of Progress for 1857. 240 
re »y 8Y0. Dinnit, 1858. Sir W. E. Locan, Geologist.—This valuable 
Report includes notices of the Laurentian rocks about the mouths of the 
French River, the Huronian and other rocks of ee Lake, and the lime 
stone of Bruce Mines, by A. Murray, Esq.; on the Magdalen river 
Lake St.John and its deposits, by James Bichardaon 7 © on. the modem 
fauna of some localities, by R. Bell; on Canadian Graptolites, by James 
sel Paleontological Report by E. Billings ; ; on the composition of some 
mites, and the origin of magnesian limestone, and on Fish manure, by 
yf s. Hunt; and an abstract of telegraphic observations for ogee 
— E. D. Ashe, R.N., with maps, and wood-cuts illustrating the 
topics. 
at seat mee in his report on Lake St. John, that recent shells 
(Saxicava rugosa) occur on Belle river half a mile below the i 
lat. 484° —a long. T14°,) 2 at a height of probably 200 to 300 
the sea; also on River St. Alphonse, about four miles above its entrance ‘th 
into the upper part of Ha-Ha Bay, about 150 feet above the sea 
between the rocks of ba nada and New Yor recatch a 
Hunt on dolomites are of much interest, me we oe ne oer 
them in _— — 
y Journal of the = — pater “i 
xiv, ‘Part 4, No. ae: Y This new number co wan 
annual address of the President, also the paren zone 
Geology of the United States by Dr. J. J. Bigsby, (which  ouraal) 
their great length, we should be pleased to reproduce in this rye 
a paper by Mr. H. C. Sorby on the microscopic structure 0 
tals, besides other shorter papers. ee 
We cite here the conclusions to which Dr. Bigsby has a enue Pale- 
wishing to endorse all as they stand. They relate to. the rt sini 
ozoic basin or area of Middle North America. ‘They are 1p P# by other 
— has before been n presented in this Journal and elsewhere, 
bits That, whatever may be the case elsewhere, the sian 
nian systems of New York are parts of one conned ected an oper 
period—the product of successive and varying en epee agen wu 
ting in Akon which dee ward from th 
from the Laurentine chain on the north. 
