GEOGRAPHICAL DISTRIBUTION OF NEW YORK UNIONISE 97 



Indiana. 



St. Joseph river Walker. 



Iowa . 



Des Moines river Wa'ker. 



Kansas . 



Wabaunsee county Quintard . 



Tennessee. 



Marsh . 



Arkansas. 



Marsh . 



Occurs in St. Lawrence and Mississippi drainage systems. In 

 New York reported from the St. Lawrence system only. 



Unio verrucosus, Barnes. 



.Pennsylvania. 



Allegheny River, Warren county Beecher. 



Ohio. 



Ohio River, Cincinnati Beecher. 



Ohio River system a Sterki. 



Michigan. 



Huron River, Ann Arbor Beecher. 



Grand River, Kent county Walker. 



Indiana. 



Wabash River Walker. 



Illinois. 



Rock River, Rockford Beecher. 



Wisconsin. 



Marsh. 



Kansas. 



' Marsh. 



Missouri. 



Marsh . 



Kentucky. 



Marsh. 



Tennessee. 



Holstein river , Walker. 



Arkansas. 



Marsh. 



Occurs in St. Lawrence and Mississippi drainage systems. In 

 New York reported from the Mississippi system only. 

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