ELEMENTS 



O F 



CONCHOLOGY: 



OR, 



AN INTRODUCTION 



T O 



The Knowledge of Shells. 



By EMANUEL MENDES DA COSTA, 



Member of the AcademiaCaefar. Imper. Nat, Curlof. Plinlus IV, 

 And of the Botanic Society of Florence, 



WITH SEVEN PLATES, 

 Containing Figures of every Genus of Shells. 



Concharum genera, in quibus mira lutlentis naturae varietas, tot 

 •olorum differentiae, tot figurse. 



Plinii Hist. Natur. lib. ix. cap. xxxiii. 



LONDON, 



Printed for B E N J A M I N WHITE 

 at Horace's Head, In Fleet -Street* 



MDCCLXXVI. 



/ 



