} . fe = a ee af 
if Exe ( * Vv 
PALAONTOLOGY 
OF 
NEW -Y OR K vettg timesttie 
VOLUME I. 
CONTAINING DESCRIPTIONS OF THE ORGANIC REMAINS OF THE LOWER 
DIVISION OF THE NEW-YORK SYSTEM, 
( EQUIVALENT OF THE LOWER SILURIAN ROCKS OF EUROPE.) 
BY JAMES HALL. 
ALBANY : 
PRINTED BY C. VAN BENTHUYSEN. 
1847. 
