MEMOIRS 
LITERARY ann PHILOSOPHICAL SOCIETY, 
Reasons for fuppofing that Laxzs have been more 
numerous than they are at prefent; with an Attempt 
to affign the Caufes whereby they have been defaced. 
By J. Goucu, of Kenpar. — Communicated by 
Dr. Percivat. 
W HEN we confider what numbers of fubmarine 
» productions are found in the bowels of 
the earth, we are in a manner compelled to 
conclude, that the prefent inhabitable parts of our 
globe have, at fome unknown period, emerged 
from the bofom of the ocean; and, if we attend 
to the diforderly difpofition of the ftrata, with 
‘other marks of violence which are every where 
to be met with, it is no lefs confpicuous, that 
a this 
