67 



Lampsilis suhrostrata Say (= mississippiensis Conrad). 



Peru, La Salle Co. (Derr) ; Lily Lake, Quincy, Adams Co. 

 (Hart); Big and Little Miiddy rivers (Hinkley); Mt. Carmel, 

 Wabash Co.; Aledo, Mercer Co. (Lewis); Mercer Co., Missis- 

 sippi River; Wabash River (Marsh). 



Lampsilis nigerrima Lea. 



Wabash River (Marsh). This species is recorded by Simpson 

 from "Alexandria, Louisiana, to Eastern Texas; Indiana?" 



Lampsilis lietiosa Conrad (= caliginosa Lea). 



Saline River; pond in Perry Co. (Hinkley); Little Vermilion 

 River (Marsh); Southern Hlinois (Ulft"ers). 



Lampsilis ii'is Lea {= novi-eboraci Lea). 



Cook Co. (Baker, .Jensen); Northern Illinois (Calkins) ; Fox 

 River, Dundee, Kane Co. (Engleholm) ; Du Pajje River (Ferriss, 

 Gault, Handwerk); Hickory Creek, Will Co. (Handwerk); La 

 Salle Co. (Huett) ; Kankakee River ; Edwards Creek (Marsh) ; 

 Fox River, Elgin, Kane Co. ; Algonquin, McHenry Co. (Nason) ; 

 Spoon River (Strode); Fulton Co (Wolf). 



Lampsilis ellipsiformis Conrad (= spatulata Lea). 



Cook Co. (Baker, .Jensen) ; Northern Illinois; Vermilion River 

 (Calkins); Fox River, Dundee, Kane Co. (Engleholm, Nason) ; 

 Hickory Creek, Will Co. (Ferriss, Handwerk) ; Du Page River 

 (Gault); Mackinaw River, Kappa, Woodford Co. (Hart); Kish- 

 waukee River (Hinkley); La Salle Co. (Huett); Mercer Co., 

 Edwards Creek (Marsh) ; Fox River, Algomiuin, McHenry Co. 

 (Nason) ; Fulton Co. (Wolf) ; Fox River (New York State Cab- 

 inet). 



Subgenus Carunculina Simpson. 



Lampsilis texasensis Lea. 



Southern Illinois (Simpson). 



Lampsilis parva Barnes. 



Oregon, Ogle Co.; Savanna, Carroll Co. ; Cook Co. (Baker); 

 La Salle Co. ; Northern Illinois (Calkins) ; Kankakee River (Fer- 

 riss) ; Quincy, Adams Co. (Garman) ; Du Page River (Gault) ; 

 Hickory Creek, Will Co. (Handwerk); Quincy, Adams Co; Kap- 

 pa, Woodford Co. (Hart) ; nearly all streams visited (Hinkley) : 

 Illinois River (Kelly) : Mercer Co., Mississippi River (Marsh) ; 

 Athens, Menard Co. (Nason) ; Spoon River, Thompson's Lake, 



