BISSOIDJE. 57 



7. Amnicola granum. 



Paludina grana, Say, J. Ac. Nat. Sci. II, 1822, Pennsylvania. 

 40 Michigan ; coll. W. A. Brown, Esq. 



8. Amnicola sayana. 



Amnicola sayana, Anthony ms., Haldeman, J. Ac. Nat. Sci. Philad, VIII, 

 1842, Cincinnati ; = Cyclostoma cincinnatiense, Lea, P. Amer. PJiilos. 

 Soc. 1840. 



30 Ohio; coll. Prof. W. Newcomb and W. A. Brown, Esq. 



The radula is very different from that of the type species, 

 comp. Clessin, Mai. Bl. 1880 ! 



9. Amnicola badia. 



Amnicola badia, Gould, P. Boston Soc. Ill, 1848, BanTcsPen., Neio Zealand. 



14 Lake Ellmere, New Zealand ; ex c. Dr. F. Stoliczka. 

 2 New Zealand; coll. J. Caldwell, Esq. 



10. Amnicola antipodarum. 



Amnicola antipodarum, Gray, Diejf. Travels, p. 241, 1850, N. Zealand $ 

 Smith. Moll, Erebus and Terror, pi. 6 ; ? sp. of Pomatopyrgus. 



4 Lake Letitia, N. Zealand ; ex c. Dr. F. Stoliczka. 



11. Amnicola panamensis. 



Hydrobia Panamensis, Ancey [in litt.~\. 

 4 Panama ; ex c. C. F. Ancey, Esq. 



Subgemis POMATOPYRGUS, Stimpson. 



Amer. J. Con. I, 1865, and Smithsonian Misc. Coll. VII, 1855, type 

 Melania corolla, Gould. 



12. Amnicola (Pomatopyrgus) corolla. 



Melania corolla, Gould, P. Boston, Soc. 11,1847, N. Zealand; = A. cumin- 

 giana, Fischer, J. de C. 1859, N. Zealand; var. ? = A. salleana, Fischer, 

 I. c., N. Zealand. 



2 Locality ? ; ex c. G. Nevill, Esq. 



13. Amnicola (Pomatopyrgus) coronata. 



Paludina coronata, Pfeiffer, Wiegm. Arch. I, vol. VI, 1840, No. 76, Cuba ; 

 = Paludestrina candeana, Orb., Moll. Cuba, 1841 ; var. 1 = Paludina 



