to be an inhabitant of Pennsylvania : found also near New- 

 Harmony by Lesueur. It resembles L. elodes. S., but is 

 somewhat smaller, the whorls more convex, one less in 

 mimbcr and the fold of the columella is less deeply im- 

 pressed. 



REFERENCE TO THE PILATK. 



Kiigf. S, Back aad front vjewa : nattifsi sikc. 

 PI 65- 



