(31) 
doubt on my mind, respecting the nature of their 
contents; and thus encouraged, I have continued my 
enquiries from that period to the present time. 
For the purpose of experiment, I made choice of 
several pieces, which I considered the most striking, 
and had them polished. One is represented in Plate 
6, No. 1, of this book. Two others appear to an- 
swer to Figs. 1, and 2, in Plate 4, of Vol. 2, of 
Parlancon ‘the Hirst of “Which is called, a turbinated 
Madreporite, and the other, a fossil of the same spe- 
cies, but more of a discoidal form. A fourth speci- 
men, which I have, is evidently of the same family, 
and answers to Figs. 7 and 8, in the same Plate 
4, Vol. 2, of Parkinson. The whole rock is com- 
posed of ‘qheseladthvethed! Animal Remains; as may 
be yet seen; although it is daily lessening, ‘being 
carried away for various purposes. Lastly, notwith- 
standing shells are not particularly rare at the west- 
ern end of Stonehouse hill, yet here, which is the 
eastern extremity of the same eminence, I have 
never obtained a bivalve or univalve shell of any 
description; which is rather remarkable. 
