AMERICAN Dijfe,^ ^^ j^^^j^ 



Sectional library 

 MARIXE COJVCHOIiOGY? 



OK 



DESCRIPTIONS AND COLOURED FIGURES ' 



OF THE 



SHELLS OF THE ATLANTIC COAST 



J^ottf) ^mttitu. 



BY TIMOTHY A. CONRAD, 



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Momber of the Academy of Natural Sciences of Philadelphia. 



PHILADELPHIA: 



PRINTED FOR THE AUTHOR. 



1831. 



