No. IV. Price SI ,50, coionr&l 

 AMERICAN 



CONCHOLOGY, 



OK 



DESCRIPTIOiVS 



SHELLS OF NORTH AMERICA. 



ILLCBTBATEO BT 



OOIiOURED FZOnRES 



ORIGINAL DRAWINGS EXECUTED FROM NATtTBC 



CX>NTENTS. 



Area )icneia, -PT. xrrv 



" etaminea, -..-..-.- <»«« 



Bnllina canaliculata. ■......'. izxiz 



Cardita tridentata, j] 



Helix clausa, X4[xv)i 



" elevati, " 



" profunda, - ." 



LioincuB elodes, xxxj 



" redexuK, * •• 



" unibrosus, •« 



Siphonaria alternata, tjitiji 



Unio dcclivis, - . . . xxxv 



" globuIiiB, Jixiv 



'* interruptus, irxiii 



*• ▼entricoBU0, xixii 



NEW-HARMONY, INDIANA. 



Primed at the School Prem 

 (March, 1832.) 



