



G U E 



OF THE 



U N I O S , 



ALASMODONTAS, AND ANODONTAS 



OF THK 

 OHIO RIVER AND ITS NORTHERN TRIBUTARIES, 



■V- 



ADOPTEE BY THE 



WESTERN ACADEMY OF NATURAL SCIENCES, 

 OF CINCINNATI, January, 1849. 



CINCINNATI: 

 PRINTED BY J. A. & U. P. JAME& 



