39S OHIO STATE ACADEMY OF SCIENCE. 



fPisidium politum Sterki. 



Tuscarawas Co., various places (St.). 

 tPisidium politum decorum Sterki. 



Dover, Cuyahoga Co.! (Allen); Meyer's Lake, Canton (St.); 

 Tuscarawas Co., various places (St.). 

 fPisidium splendidulum Sterki. 



Cuyahoga River at Hiram, Sandusky, various places in 

 Tuscarawas Co. (St.) ; decidedly variable. 

 fPisidium rotundatum Prime. 



Garrettsville ! (Streator) ; Justus, Stark Co. (St.). 

 fPisidium ohioense Sterki. 



Garrettsville! (Streator). 

 fPisidium medianum Sterki. 



Springfield Lake (St.) ; probably at least over the northern 

 part of Ohio. 

 fPisidium pauperculum Sterki. 



Springfield Lake (St.). 

 Pisidium pauperculum crystalense Sterki. 



Cuyahoga River, Nimishillen Creek at Canton (St.). 



Note: All of these Pisidia are widely distributed, out- 

 side of Ohio, and most of them will be found over the state. 



