DESCRIPTIVE MANUAL 



BRITISH LAND 



FRESH-WATER SHELLS 



CONTAINING 



DESCRIPTIONS AND FIGURES OF ALL THE SPECIES, 



BY DIXON AND WATSON. 

 il 



PRINTED FOR DIXON " ^ AND\WAT*C'U, ' 



DAEL1NGTON: 

 HARRISON PENNEY, PRINTER, PREBEND ROW. 



1858. 



