21 



G. quadricincta, Lea. Coosa and Cahawba rivers ; Talla- 

 dega county ; Montevallo. 



G. quadrivittata, Lea. Coosa and Cahawba rivers ; Mon- 

 tevallo. 



G. rara, Lea. Coosa and Cahawba rivers, 



G. rhombica, Antli. " Alabama ; " Cahawba river, 



G. rubicunda, Lea. Coosa river. 



G. semicostata, Con. Streams in North Alabama. 



G. semiquadrata, Eeeve. " Alabama ; " (quadrivittata or 

 gerhardtii.) 



G. Shelbyensis, Lea. Yellow Leaf creek. 



G. Showalterii, Lea. Coosa river ; Cahawba river. 



G. simplex, Lea. " Alabama ; " (Gon. virens, Anth.) 



G. Smithsoniana, Lea. Montevallo ; Gadsden ; Cave 

 creek ; Talladega springs. 



G. solidula, Lea. Yellow Leaf creek. 



G. Spillmanii, Lea. " Tennessee river." 



G. straminea, Lea. " Coosa river ; " (querie, young of 

 Litli. brevis?) 



G. strenua, Lea. Benton county ; Buck creek ; Beech 

 creek. 



G. subangulata, Anth. " Alabama ; " Nix's marble quarry, 

 Syllacoga, Talladega county ; Bibb county. 



G. sulcata, Lea. Cahawba river. 



G. symmetrica, Hold. " Alabama ;" Daley's creek ; (Gon. 

 imbricata, Anth.) 



G. Taitiana, Lea. Alabama river ; Claiborn ; Averitt's 

 spring branch, s. e. part of Talladega county. 



G. tenebrovittata, Lea. Shelby county ; " Coosa river." 



G. tenera, Anth. " Alabama." 



G. Thorntonii, Lea. Tuscumbia and Florence. 



G. trochiformis, Conrad. Streams in North Alabama ; 



(querie, Try. filum, Lea ?) 

 G. Tuomeyi, Lea. "No. Alabama." 

 G. Ucheensis, Lea. Little Uchee river.- 

 G. Vanuxemiana, Lea. Alabama and Coosa rivers. 

 G. varians, Lea. Coosa river. 



G. variata, Lea. Montevallo ; Coosa and Cahawba riv- 

 ers ; Buck creek. 



