194 



BIBLIOGRAPHY OP 



Page. 



Name. 



Locality. 



147 



Helix intertexta Binney. 



Ohio. 



148 



labyrinthica Say. 



Helicodonta labyrinthica Fer. 



New York, 



149 



laevigata Raf. 



Helix inornata Binney. 

 var. Helicella Isevigata Fer. 

 Mesomphix Isevigata E.af. 



Ohio. 



151 



ligera Say. 



H. Wardiana Lea. 



Ohio. 





var. H. Eajinesquea Fer. 



Kentucky. 



151 



lineata Say. 



Helicella lineata Fer. 



New York. 





var. Euryomphala lineata Beck. 



Massachusetts, 



152 



lucubrata Say. 



Mexico. 



153 



major Binney, 



var. H. alholahris Fer. 



Georgia. 



155 



minuscula -S/wwe^. 



Ohio. 



155 



Mobiliana Lea. 



Mobile. 



155 



multidentata Gould. 



Vermont. 



155 



multilineata Say. 



Helicogena multilineata Fer. 



var. Eurycratera multilineata Beck. 



Ohio. 



157 



nemoralis Linn, (var.) 

 H. suhglohosa Binney. 



Vermont. 



159 



obstricta Say. 



var. H. denotata Fer. 



Ohio. 





Carocolla helicoides Lea. 



Kentucky. 



160 



Oregonensis Lea. 



Oregon. 



161 



palliata Say. 



Helix notata Desh. 



New York. 





var. Helicodonta denotata Fer. 



Ohio. 





Helix Caroliniensis Lea. 



Vermont. 





Tridopsis palliata Beck. 



Carolina. 



162 



Pennsylvanica Green. 

 H. clausa Say. 



Pennsylvania. 



163 



perspectiva Say. 



Helicella perspectiva Fer. 

 var. Helix patida Desh. 

 Euryomphala perspectiva Beck, 

 Patula perspectiva Held. 



New York. 



165 



planorboides Raf. 



Helicella planorboides Fer. 



Ohio. 





var. Mesomphix planorboides Raf. 



Illinois. 





Helix concava Say. 







Circinaria planorboides Beck. 





