LAND AND FRESH WATER SHELLS OF NORTH AMERICA. 



II. 



SYSTEMATIC INDEX. 



Page 

 1 



1 



1 



3 



PULMOXATA. 



Suborder LIMNOPHILA 



AURICULID^. 



AURICULIN^. 



Alexia, Gray. 4 



1. Alexia myosotis, Drap. 4 



CarycUium, Mull. 6 



2. Carychium exiguum, Say. 6 



MELAMPINiE. 9 



Melampiis, Moxtf. 9 



3. Melampus olivaceus, Cpr. 9 



4. Melampus bidentatus, Say. 



10 



5. Melampus flavus, Gmel. 12 



6. Melampus coffea, L. 13 



Tralia, Gray. 16 



7. Tralia floridana, Skutt. 16 



8. Tralia pusilla, Gmel. 17 



9. Tralia cingulata, Pfr. 18 



L.eilcoiiia, Gray. 18 



10. Leuconia sayii, Kiist. 18 



Pedipes, Adans. 19 



11. Pedipes lirata, W. G. B. 20 



Page 



Blaiineria, Shutt. 20 



12. Blauneria pellucida, Pfr. 21 



LIMIViEID^. 22 



LIMN-SJIN-aB. 24 



Liiunaea, Lam. 24 

 Limnaea. 



13. Limnasa stagnalis, L. 25 



14. Limnaea lepida, Gld. 29 



Radix, Montf. 30 



15. Limnaea ampla, Migh. 30 



16. Limnaea decollata, Migh. 31 



17. Limnaea columella, Say. 32 



Bulimnea, Hald. 37 



18. Limnaea megasoma, Say. 37 



Limnophysa, Fitz. 38 



19. Limnaea reflexa, Say. 38 



20. Limnaea attenuata, Say. 42 



21. Limnaea sumassi, Baird. 43 



22. Limnaea haydeni, Lea. 44 



23. Limnaea palustris, Mull. 44 



24. Limnaea proxima, Lea. 48 



25. Limnaea desidiosa, Say. 48 



26. Limnaea emarginata, Say. 51 



27. Limnaea catascopium, Say. 



53 

 (vii) 



