Proc,Ac.Nat.Sc.Phila.l875. 



Plate IX. 



W. (}.B . del . I^- Smdair Siia£:i 



l.Helix Ed.Y8iAs\,BlaMA. Helix moiiodon,^^^^. 7. Helix stenotrema.j^)^^' c^"^ ' 

 2. Helix p olygyi~ella^^y%f . 5. Helix^ermana, ^Id. 8. Helix spin o s a , lea . 

 3.HelixTatesi,^^<^^(7/'. e.Helixlursuta, ^S^z/ 9.Helixbarbigera^^;^ 



