BUFFALO SOCIETY OF NATURAL SCIENCES 245 



Symphynota viridis Conr. Niagara nv. 

 Symphynota costata Raf . Niagara riv. , Buffalo ck. , 



Cayuga ck. 

 Alasmidonta calceola Lea. Niagara riv., Buffalo ck. 

 Alasmidonta marginata Say. Niagara riv. 

 Unio gibbosus Barnes. Lake Erie, Niagara riv. 

 Quadrula undulata Barnes. Cayuga ck. 

 Quadrula pustulosa Lea. Niagara riv. 

 Quadrula rubiginosa Lea. Niagara riv., Cayuga ck., 



Williamsville, Buffalo ck. 

 Quadrula coccinea Conr. Lake Erie, Niagara riv. 



