394 



BIBLIOGRAPHY OF 



[Proceedings of the Acad, of Nat. Sci. of Philad., n. s. — continued.] 



Name. 



Helix inornata Say. 



11. glaphyra Pfr. 

 interna Say. 



11. pomum- Adami Green 



var. albina. 

 intertexta Binn. 



var. carinata. 

 jejuna Say. 



11. Mobiliana Lea. 

 kopnodes W. G. Binn. 

 labyrinthica Say. 



Helicodonta labyrinthica Fer. 

 laevigata Pfr. (excl. //. inor 



lh licella laevigata Fer. [nata 



H. inornata Rve. 

 lucubrata Binn. 

 fuliginosa Binn. 



var. major Pfr. (an II. Ixvi- 

 lasmodon Phill. [gata Rve. ?) 



? II. macilenta Shutt. 

 leporina Gould. 



11. pustula (var. B) Pfr. 

 ligera Soy. 



llelicostyla Rafinesquea Fer. 1 



II. Rafinesquea Pfr. 

 Wardiana Lea. 

 limatula Ward in Binn. 

 lineata Say. 



Hi licella lineata Fer. 



Planorbis parallelus Say? 

 major Binn. 



11. albolabris Pfr. 



Helicogena albolabris y Fer. 

 microdonta Desh. in Fer. 



II. plana Dunker. 

 minuscula Binn. 



11. minutalis Mot., nee Fer. 

 apex Rve. 



Lavelleana Orb. in textu. 

 Mauriniana Orb. in tab. 

 minu tissima /.■■;. 

 Mitchelliana Lea. 



11. clausa Binn. 

 Mitchella Kirt.? 

 mono don Rack. 



II. convexa Chemn. 



Helicodonta hirsuta a Fer. 



var. 1. H. fraterna Say. 



11. monodon ex parte De Kay 

 convi ri Chemn. 



var. 2. H. Leaii Ward. 



II. uionodon y Pfr. 

 Mooreana \Y. G. Binn. 



