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Sab-genus YALLONIA, Itisso. 

 V. pulchella, Muller. 



Genus BUIIMULUS, Leach. 

 Sub-genus SCUTALUS, Albers. 



S. dealbatus, Say. Northern Alabama ; near Selma, 

 Genus PUPA, Drap. 



Sub-genus PUPILLA, Leach* 

 P. pentodon, Say. 



Sub-genus LEUCOCHILA, Alb. & Mart. 



L. fallax, Say. 



L. modica, Gould. 



L. armifera, Say. Common in cane brakes. 



L. contracta, Say. 



L. rupicola, Say. 



L. corticaria, Say. 



Genus VERTIGO, MuUer. 

 Sub-genus ISTHMIA, Gray. 



I. Gouldii, Sinney. 

 I. ovata, Say. 

 I. ventricosa, Morse. 

 I. milium, Gould. 



Family SUCCINim 

 Genus SUCCINEA, Drap. 

 Sub-genus SUCCINEA, 



8. luteola, Gould. 

 S. avara, Say. 

 S. obliqua, Say. 



