Z.ool. 



Mo\luS<ia 



T. 



LIST OF AMERICAN WRITERS 



ON 



REGENT CONCHOLOGY. 



With the Titles of their Memoirs and 

 Dates of Publication, 



BY GEOKGE . TRYOA 1 , Jr, 



Member of the Academy of Natural Sciences 

 of Philadelphia. 



JANUARY 1, 1861. x t> 



NEW-YORK: 



BALLIERE BROTHERS, 440 BROADWAY. 



LONDON : MADRID ; 



H. BALLIERE, C. BAILLY-BALLIERE, 



219 REOENT STKKHT. CALLE DEL PRINCIPE. 



PABIS : MELBOURNE : 



J. B. BALLIERE ET FILS, F. F. BALLIERE. 



RUK IlAUTEFEflLI.E. 



