froc.Ac.Nat.Sc.Phila.1875. 



Plate XIV. 



T. Sinclair 4 Son. Kfli.Ma. 



WG.B.del. 



IHeliztudicuJhta^m. 4. Helix Traskr, Newc 8. Helix Nickrmiana^. 

 2.Helix arros a-, Bzrui 5. Helix sequoic ola./<?%? 9.Helixramirtosa, ffld. 

 3.HeiixrufiCLnta Men/. 6. HelixAyresiana^r ICLHelix exarata,i99- 



7. Helix re dimita 



