210 HELICID^. 



11. Succinea modesta, Gould. 



2 Samsa; ex Museum Godeffroy. 



12. Succinea papillata, Pfeiffer. 



2 Tahiti ; ex Museum Godefl'roy. 



13. Succinea guamensis, Pfeiffer. 



6 CJuam ; ex c. Prof. W. Newcomb. 



14. Succinea lumbalis, Gould. 



9 Kanai, Sandwich I. ; ex. c. Prof. W. Newconih. 



15. Succinea putamen, Gould. 



3 Upoki ; ex c. 



16. Succinea caduca, Migh. 



2 Oahu ; ex c. Prof. W. Newcomb, 



17. Succinea canella, Gould. 



6 Kanai ; ex c. Prof. W. Newcomb. 



18. Succinea oregonensis, Lea. 



8 California ; ex c. Prof. W. Newcomb. 



19. Succinea vermeta, Say. 



5 Georgia ; ex c. W. A. Brown, Esq. 

 10 New York j ex c. Prof. W, Newcomb. 



20. Succinea campestris, Say. 



10 Florida and Georgia ; ex c. Prof. W. Newcomb and W. A. Brown, Esq. 



21. Succinea campi, Tryon. 



[= 8. de cam])ii, Tryon.] 

 8 Michigan ; ex c. Kev. E. R. Beadle. 



22. Succinea aurea, Gould. 



8 New York ; ex c. W, A. Brown, Esq. 



23. Succinea avara, Say. 



16 New York j ex c. Prof. W. Newcomb. 



