192 



BIBLIOGRAPHY OP 



Page. 



Name. 



Locality. 



122 



Heli:s avara Say. 



Polyjyra avara Say. 



Florida. 





var. Helicodonta avara Fer. 



Louisiana. 





H. Sayi Wood. 







auriculata Binney. 







Stenoirema avara Raf. 







Daedalochila avara Beck. 





123 



Berlanderiana Moric. 

 H. virginalis Jan. 



Texas. 



125 



Buffoniana Pfr. 



Mexico. 



125 



Californiensis Lea. 

 H. Nickliniana Lea. 



Columbia riv., Calif 'a, 



127 



Caroliniensis Lea. 

 H. palliata? Say. 



New York. 



128 



cellaria Mull. 



H. glaphyra? Say. 



United States. 



128 



cereolus Muklf. 

 H. septemvola Fer. 

 var, H. planorhula Lam. 



polygyrata Binney. 

 Polygyra septemvolva Say. 

 planorhula Beck. 



Florida. 



129 



chersina Say. 

 H. fulra Drap. 



Massachusetts. 



131 



clausa Raf. 



Helicodonta clausa Fer. 



Tennessee. 





var. Helix injlecta Say. 



Missouri. 





Triodopsis clausa Raf. 



Carolina. 





i/ijlecta Beck. 







Gonostoma clausum Held. 





131 



coactiliata Fer. 

 H. fasciata Nyst. 



Tabasco. 



132 



Columbiana Lea. 



California. 



132 



convexa Raf, 



H. hirsuta Fer. var. a. 



Ohio. 





monodon Rack., Binney. 



Pennsylvania. 





fraterna Say. 







H. Leaii Ward. 







Stenotrema convexa Raf. 







Tridopsis convexa Beck. 







fraterna Beck. 





134 



Cumberlandiana Lea. 



Tennessee. 



135 



demissa Binney. 



Alabama. 



135 



deutifera Binney. 



Vermont. 



