LIMNAEACEA. 241 



Sub-famUy PLANOBBINEA, H. & A. Adams. 

 Genns PLANORBIS, Chtettard. 



1. Planorbis corneus, Linn. 



; ex c. Dr. F. Stoliczka and As. Soc, 

 ly, England, and France j coll. G. Ne 



2. Planorbis tenagophilus, Orb. 



5 Austria ; ex c. Dr. F. Stoliczka and As. Soc, Bengal. 



6 Germany, England, and France j coll. G. Nevill, Esq. 



I Chill. 



3. Planorbis maya, Mori. 



4 Yucatan ; ooU. A. Morelet, Esq. 



4. Planorbis trivolvis, Say. 



9 California; coll. Prof. E. C. Steams. 



12 Michigan, New Jersey, Schuylkill Bv., &c. j ex Eev. E. E. Beadle, &c. 

 3 Prince Edward's I.; coll. A. Nevill, Esq. 



5. Planorbis campanulatus, Say. 



15 Ohio and Pennsylvania; ex c. Eev. E. E. Beadle and Prof. W. New- 

 comh, &c. 



6. Planorbiffbavanensis, Pfeifer. 



2 Cuba ; ex c, 



7. Planorbis corpulentus, Say. 



5 Nevf York and Oregon ; ex c. Prof. E. C. Stearns and Prof. W. New- 



comb. 



8. Planorbis ammon, Guld. 



7 Oregon and California ; ex c. Prof. W. Newcomb and Prof. E. C. 

 Stearns. 



9. Planorbis bicarinatuS) Say. 



7 Nebraska ; ex c. Prof. W. Newcomb. 

 20 Michigan ; ex c. W. A, Brown, Esq. 



10. Planorbis exustus, Desh. 



[ = p. coromandelianus, Beck. = P. indicus, 

 Bens.] 



2 Tamankandna, Ceylon ; ex c. F. L. Layard, Esq. 

 30 Calcutta and Port Canning ; coll. Dr. J. Baxter, Colonel G. B. Main- 

 waring, and G. Nevill, Esq. 

 2 West of Indore ; coll. W. T. Blanford, Esq. 



