368 Description of ‘a new Fossil Fish. 
The accompany- 
ing figure, (No. 1,) 
gives a view of the 
upper surface of the 
fossil in its present 
condition. Oo 
represents the under 
surface, but the fig- 
ure is not as perfect 
as the one of the up- 
per surface. 
In length it meas- 
ures ten inches; in 
width, following its 
greatest convexity, 
nine and one fourth 
inches; its average 
thickness is about 
one and one fourth 
inches. It is evident 
that the fossil is a 
ganoid fish, analo- 
gous to those de- 
scribed from the De- 
vonian System of 
Europe. The head 
and anterior part of 
the body are cover- 
ed with large angu- 
lar osseous plates or 
scutcheons ;__ they 
differ, however, in ¢ 
number, form and 
position, from those 
of any of the Euro- 
pean fossil fishes we 
have seen figured. 
Eight plates only 
are visible. Their 
