NORTH AMERICAN CONCHOLOGT. 



31 



Page. 



PI. 



F!s. 



jjfame. 



7 



iv 



1 



TTnio reflesus Raf. 



U. cornutus Barnes. 



8 



iv 



2 



flezuosus Raf. 

 U. foliatus Hildr, 



9 



V 



1 



Phillipsii Conr. 



10 



V 



2 



metanevrus Raf. 

 U. nodosus Barnes. 



11 



vi 



1 



Mortoni Conr. 



12 



vi 



2 



fragosus Conr. 



Locality. 

 Alabama, Indiana. 



Western rivers. 



Wabasli river. 

 West. & South, rivs. 



Bajon Teche, La. 

 Scioto river. 



Xo. II.— January, 1836. 



17 



vii 





Unio costatus Raf. 



U. undulaius Barnes. 



19 



viii 





retusus Lam. 

 U. torsa Raf. 



20 



ix 



1 



parvus Barnes. 



21 



ix 



2 



glans Lea. 



22 



X 



1 



siliquoideus Barnes. 

 U. injlutus Barnes. 



24 



X 



2 



radiatus Lam. 



U. ]'u-(jiniuna Lam. 

 oblonr/ata Wood. 

 Ml/a radiata SpengL Gmel. 



Ala., & Teun. rivers. 



Western rivers. 



West, N.W.Ter,,La. 

 Ohio, Tenn., Ala. 

 Western rivers. 



Va., Wise, N. Y. 



25 



xi 



1 



20 



xi 



2 



27 



xii 



1 



28 



xii 



2 



29 



xiii 



1 



30 



xiii 



2 



31 



xiv 



1 



32 



xiv 



2 



No. III.— February, 1836. 



Unio pectoroBus Conr. 



I.', pcrdix Lea. 

 fascioluB Raf. 



U. mulliradiatus Lea. 

 congaraeus Lea. 

 Masoni f.'onr. 

 coccineus Hildreth. 

 catillus Conr. 

 productua (.'<>nr. 

 lanceolatua Lea. 



Tennessee, Alabama. 



S. Carolina, Georgia. 

 Savannah, Georgia. 

 Mahoning riv. Pa. 

 Western rivers. 

 Savannah river. 

 N. Carolina, Virginia. 



Xo. IV.— :\rarcli, 1836. 



Unio rectus Lam. 



U. latissima Raf. 

 prxlonrjus Bam. 



Western rivs., Ala. 



