230 Review of “Outlines of the 
todte se ap or first floetz sandstone of the Wernerians, 
as dist from the English old red sandstone ; because 
the med lies above, and the latter beneath, the coal de- 
seca and “where external characters are nearly the 
same,” say they, “our surest guide must be the position in 
the peelicioit series; and this rule will hardly permit us 
to class a formatien uniformly uatow;' with one uniformly 
above, the principal deposite of coal.” 
It ought here to be remarked, as a fact of some conse- 
quence, that the real English old red sandstone has always 
been described on the continent of Europe, as a variety of 
gray wacke ; and the carboniferous lime stone above it, 
as transition limesto one 
The old red sandstone in England is almost destitute of 
organic remains; only a few shells a vegetable relics 
occurring in its lower members, where it graduates into 
limestone of the transition series. Its thickness, in some 
parts, is 2000 feet ; and the height of some of its moun- 
= above the sea, between 2000 and 3000 feet. bi 
ted Seis: beviever; does underlie the sal ferdiation't for 
instance, along the Connecticut river. And along the same 
ir as a Seer the oon measures: but it eee 
! e 
since no virwled animal, we bite eve, has been uc 
found in any rock beneath the bituminous marle slate. __ 
~The English old red sandstone re upon the transi 
tion slates; and we much regret, that the work, whose 
analysis we are giving, does not extend, in the part aw stg 
ed, to a description of these slates. ially, we 
anxious n the character and position these writer 
would give to tithe far famed, illustrious gray wacce.” Since, 
however, they represent the old red sandstone as reposi0g 
