t 34 ] 
Found frequently in the lime-flone quarries 
where the workmen call them Lohjler Tails ; 
they are alfo met wdth in free-ftone pits. 
They were moulded in the common thick 
Nautilus which is found recent in the Archepela- 
go, and in the Eaftern feas: this proves the vaft 
diftance to which creatures were carried, from 
the place of their original refidence, at the time 
of the univerfal deluge. 
BELEMNITES. 
Strait ; one end pointed ; at the other a conic cavity; 
which is divided into many chambers or cells with a 
fiphxmculus npon the verge of the partition of each cell: 
When broken (Fig, A.) appears to be compofed of 
horizontalfbres, radiated from the center to the cir~ 
mrrference, 
FIG. XLV. 
Thunder-bolt, Two inches and a half in 
length: it terminates at one end in a blunt 
point, from whence it gradually fwells to about 
one third of its length, where it is near three 
eights of an inch in diameter; thence gradually 
leffening to near one fourth of an inch in diame» 
t) 3 ter; 
