W97X 



SMrton of Mollusks 

 Sectional '^hy^r^r 



MANUAL OF CONCHOLOGY, 



ACCORDING 



TO THE SYSTEM LAID DOWN 



BY LAMARCK, 



WITH THE LATE IMPROVEMENTS 



BY DE BLAINVILLE. 



EXEMPLIFIED AND ARRANGED FOR THE USE OF STUDENTS. 



BY THOMAS WYATT, M.A. 



ILLUSTRATED BY THIRTY-SIX PLATES CONTAINING MORE THAN TWO HUNDRED 

 TYPES, DRAWN FROM THE NATURAL SHELL. 



NEW-YORK: 



HARPER & BROTHERS, CLIFF-STREET. 



183 8. 



APR 26 1988 



