CATA LOGUE 
OP THE 
YORKSHIRE JURASSIC FOSSILS, 
COMPRISING 
The GENERA and SPECIES 
HITHERTO OBTAINED FROM THIS DISTRICT, 
"WITH 
Reference to their Geological Distribution, to the Localities in 
which they have been found, 
AND 
TO THE AUTHORITIES BY WHOM THEY HAVE BEEN RECORDED. 
TABLE I. 
RH^ETIC AND LIAS SPECIES, 
