MOLLUSCA OF OHIO. V>\) t 



Pisidium fallax mite Sterki. 



Nimishillen Creek at Canton (St.). 

 fPisidium punctatum Sterki. 



Portage, Summit, Stark and Tuscarawas Counties, various 

 places; Ohio River at Cincinnati; Miami Canal at Ham- 

 ilton (all: St.); doubtless all over the state, in running 

 water. 

 Pisidium variabile Prime. 



Summit, Stark and Tuscarawas Counties (St.). Probably 

 all over the state. 

 fPisidium affine Sterki. 



Springfield Lake, Meyer's Lake (St.). 

 fPisidium sargenti Sterki. 



Portage, Stark and Tuscarawas Counties, various places 

 (St.); Cuyahoga Co.! (Allen). 

 fPisidium noveboracense Prime. 



Summit, Stark. Tuscarawas, Erie Counties (St.) ; Geauga 

 Co.! (Streator) ; Puritas springs, Cuyahoga Co.! not 

 typical (Allen). Decidedly variable. 

 Pisidium noveboracense elevatum Sterki. 



Sandusky (St.). 

 Pisidium noveboracense quadrulum Sterki, and form proclive St. 



Tuscarawas Co., various places (St.). 

 tPisidium succineum Sterki. 



Tuscarawas Co., various places (St.). 

 tPisidium walked Sterki. 



Portage, Stark, Tuscarawas Counties (St.); Hamilton Co.! 

 (Cincinnati Museum). 

 fPisidium mainense Sterki. 



Navarre, Stark Co. (St.). 

 fPisidium neglectum Sterki. 



Krumroy, Summit Co., Canal Dover, Tuscarawas Co. (St.); 

 Dover, Cuyahoga Co.! (Allen). 

 fPisidium trapezoideum Sterki. 



Summit, Tuscarawas and Auglaize Counties (St.). 

 fPisidium roperi Sterki. 



Hudson, Summit Co.! (Pettingell). 

 fPisidium streatori Sterki. 



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

 (Moores) ; Geauga Lake, east of Cleveland! (Allen). 

 Pisidium abitum Haldeman. 



Over the state ; very variable. Under this name, most of our 

 Pisidia, even of widely different groups, are listed and 

 in collections. All of them should be revised. 

 fPisidium strengii Sterki. 



Garrettsville (St.); Dover, Cuyahoga Co.! (Allen). 



