ROCHESTF.R ACADEMY OF SCIENCE. [Oct. 26, 



Zonites nitida, Miill. 



Helix lucida, Drap. 



" Hydrop/iila, Ingalls. 

 Hyalina nitida, Tryon. 



Zonites arborea, Say. Pittsford. 

 Helix ottonis, Pfr. 



" Breweri, Newc. 

 Hyalina arborea, Morse. 

 " Breweri, Tryon. 



Zonites indentata, Say. 



Hyalina si/brupicola, Dall. 

 " indentata, Morse. 



Zonites multidentata, Bin. 



Hyalina multidentata, ISIorse. 

 Gastrodonta multidentata, Tryon. 



Zonites minuscula, Bin. 



Helix minuscula, Bin. 



" minutalis, Morelet. 



" apex, Adams. 



** Lavelleana, D'Orb. 



" Mauriniana, D'Orb. 

 Pseudohyalina mimiscula, Morse. 



Zonites viridula, Mice. 



Helix electrina, Glcl. 

 ** pura. Alder. 

 " Janus, Adems. 

 Zonites radiatulus, Rve. 



" striatul'a, M. Tand. , 

 Hyalina electrina, Morse. 

 " " I'ryon. 



" viridula. Bin. 



Zonites chersina, Say. Pittsford. 

 Helix egena. Say. 

 " fulva, Drap. 

 Conulus cher sinus, Morse. 



" chersina, Tryon. 

 Hyalina fulva. Bin. 



" chersina. Old. and Bin. 



Zonites suppressa, Say. Pittsford. 



